| Inbound Relationships |
Type |
Active |
Source |
Characteristic |
Refinability |
Group |
| Microcephaly, polymicrogyria, corpus callosum agenesis syndrome (disorder) |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic multiple congenital anomalies/dysmorphic syndrome with characteristics of early macrosomia, bilateral severe microphthalmia and a protuberant abdomen with hepatomegaly. Additional reported features include brachycephaly, large fontanelles, prominent forehead, upturned nose and median cleft palate. Cyanotic apneic spells and overwhelming infection lead to death within the first 6 months of life. There have been no further descriptions in the literature since 1989. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic lethal non-dystrophic congenital myopathy disorder characterized, antenatally, by fetal akinesia, intrauterine growth restriction and polyhydramnios, and, following birth, by severe neonatal hypotonia, severe generalized skeletal, bulbar and respiratory muscle weakness, multiple flexion contractures, and normal creatine kinase serum levels. Ultrastructurally, loss of integrin alpha7, beta2-syntrophin and alpha-dystrobrevin from the muscle sarcolemma and disruption of sarcomeres with disorganization of the Z band are observed. There is evidence this disease is caused by homozygous mutation in the CNTN1 gene on chromosome 12q12. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| An extremely rare subtype of autosomal recessive intermediate Charcot-Marie-Tooth (CMT) disease characterised by a CMT neuropathy associated with developmental delay, self-abusive behaviour, dysmorphic features and vestibular Schwannoma. Motor nerve conduction velocities demonstrate features of both demyelinating and axonal pathology. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic progeroid syndrome characterized by a prematurely aged appearance associated with severe osteolysis (notably on mandible, clavicles, ribs, distal phalanges, and long bones), osteoporosis, generalized lipoatrophy and absence of cardiovascular, atherosclerotic and metabolic complications, presenting a relatively long survival. Additional characteristics include growth retardation, joint stiffness (mainly of fingers, hands, knees, and elbows), wide cranial sutures, dysmorphic facial features (prominent eyes, convex nasal ridge, malocclusion, dental crowding, thin lip vermillion, microretrognathia) and persistent eyebrows, eyelashes and scalp hair. There is evidence the disease is caused by homozygous mutation in the BANF1 gene on chromosome 11q13. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic cranial malformation syndrome with characteristics of premature fusion of multiple or all calvarial sutures (resulting in variable abnormal shape of the head), midface hypoplasia, delayed and ectopic tooth eruption and supernumerary teeth. Associated facial dysmorphism includes proptosis, hypertelorism, beaked nose, and relative prognathism. Variable digital anomalies (for example finger and/or toe syndactyly, clinodactyly), short stature, cognitive and/or motor delay, high palate, ear deformity and conductive hearing loss have also been reported. There is evidence this disease is caused by homozygous mutation in the IL11RA gene on chromosome 9p13. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare subtype of autosomal recessive intermediate Charcot-Marie-Tooth (CMT) disease with characteristics of childhood to adulthood-onset of progressive, moderate to severe, predominantly distal, mostly lower limb muscle weakness and atrophy, foot deformities (including pes cavus and hammer toes), absent deep tendon reflexes and distal sensory loss associated with decreased motor and sensory nerve conduction velocities and features of both demyelinating and axonal neuropathy on sural nerve biopsy. Caused by homozygous or compound heterozygous mutation in the PLEKHG5 gene on chromosome 1p36. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare hereditary mitochondrial oxidative phosphorylation disorder characterised by severe neonatal lactic acidosis and deficiency of mitochondrial complexes I, II and III. Clinical features are variable and may include hypotonia, respiratory distress with cyanosis, failure to thrive, feeding difficulties, hypoglycaemia, dehydration, vomiting, seizures, and a risk of multiple organ failure. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare congenital disorder of glycosylation with characteristics of moderate intellectual disability, short stature, mild skeletal changes and distinctive facial features with coarse face, synophrys and deep nasolabial ridges. Skeletal features include broad ribs, stocky long bones, and short femoral necks with coxa valga, clinodactyly and broad thumbs. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare monogenic disease with infantile-onset pharmacoresistant focal seizures of mesial temporal lobe onset manifesting with unresponsiveness, hypertonia and automatisms and cognitive regression soon after seizure onset leading to severe intellectual disability with behavioural abnormalities. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A cerebral malformation with characteristics of symmetric, bilateral pachygyria with normal head circumference and without polymicrogyria. Clinical manifestations include developmental delay, moderate intellectual disability, normal or slightly decreased muscle tone and deep-tendon reflexes, telecanthus or hypertelorism. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare syndromic intellectual disability disorder with characteristics of moderate intellectual disability, variable hand abnormalities (including brachydactyly, cutaneous and osseous syndactyly) and facial dysmorphism that includes short palpebral fissures, bulbous nasal tip, thin upper and lower vermilion and broad, pointed chin. Other features, including obesity, microcephaly, short stature and a grimacing smile may be observed. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare subtype of distal arthrogryposis syndrome with characteristics of arthrogryposis multiplex congenita affecting the hands, feet, ankle, shoulders and/or neck, with camptodactyly of the fingers and limited knee and hip extension, associated with asymmetric ptosis and, less frequently, other ocular manifestations (for example ophthalmoplegia, strabismus). Affected individuals frequently have a bulbous nose, furrowed tongue, micro/retrognathia, a short neck, congenital hip dislocation, clubfeet, scoliosis and short stature. There is evidence the disease is caused by homozygous or compound heterozygous mutation in the ECEL1 gene on chromosome 2q36. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic mitochondrial myopathy disorder with characteristics of congenital cataract, progressive muscular hypotonia that particularly affects the lower limbs, reduced deep tendon reflexes, sensorineural hearing loss, global development delay and lactic acidosis. Muscle biopsy reveals reduced complex I, II and IV respiratory chain activity. Can be caused by mutations in the GFER gene. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic syndromic intellectual disability disorder characterized by moderate to severe intellectual disability and esotropia. Other associated features may include growth failure (underweight, failure to thrive, short stature), microcephaly, tone abnormalities (hypotonia, spasticity), epilepsy, behavioral problems (hyperactivity, aggressiveness), and/or abnormal brain morphology, including arachnoid cyst, cerebral atrophy, mild ventriculomegaly, and abnormal central nervous system myelination or corpus callosum agenesis. There is evidence the disease is caused by homozygous mutation in the ADAT3 gene on chromosome 19p13. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic syndromic intellectual disability disorder characterized by severe intellectual disability with limited or absent speech and language, short stature, acquired microcephaly, kyphoscoliosis or scoliosis, and behavioral disturbances that include hyperactivity, stereotypy and aggressiveness. Facial dysmorphism typically includes sloping forehead, mild synophrys, deep-set eyes, strabismus, anteverted large ears, prominent nose and dental malposition. Caused by homozygous mutation in the TTI2 gene on chromosome 8p12. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A very rare complex hereditary spastic paraplegia with characteristics of early onset of progressive lower limb spasticity, tip-toe walking, scissor gait, hyperreflexia and clonus that may be associated with borderline intellectual disability. Nystagmus and pes equinovarus have also been reported. |
Is a |
False |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic form of primary immunodeficiency with characteristics of growth retardation, early recurrent pulmonary infections leading to bronchiectasis, inflammatory gastrointestinal disease, and other symptoms, such as rash, dermatitis, skin infections. Caused by homozygous mutation in the MALT1 gene on chromosome 18q21. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare hereditary ataxia characterised by early onset symptomatic generalised epilepsy, progressive cerebellar ataxia resulting in significant difficulties to walk or wheelchair dependency, and intellectual disability. There is evidence the disease is caused by homozygous mutation in the TDP2 gene on chromosome 6p22. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic multiple congenital anomalies/dysmorphic syndrome with characteristics of mild to severe global development delay, severe intellectual disability, mild hypotonia, a short ulna, hirsutism of the face and extremities, minimal scoliosis, and facial dysmorphism, notably a tall broad forehead, synophrys, hypertelorism, malar hypoplasia, broad nose with thick alae nasi, low-set, small ears, long philtrum, thin upper lip and everted lower lip vermilion. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare syndromic intellectual disability syndrome with characteristics of cortical blindness, different types of seizures, intellectual disability with limited or absent speech and dysmorphic facial features. Brain imaging typically shows mild pontine hypoplasia, hypoplasia of the corpus callosum and atrophy in the occipital region. There is evidence the disease is caused by compound heterozygous mutation in the DOCK7 gene on chromosome 1p31. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic neurodegenerative disorder characterized by progressive psychomotor and cognitive regression (manifesting with gait ataxia, spasticity, loss of language, mild to severe intellectual disability, pyramidal and extrapyramidal signs and, frequently, development of tetraplegia or tetraparesis) associated with variable degrees of lipodystrophy, hepatomegaly, hypertriglyceridemia and muscular hypertrophy. Hyperactivity, tremor and development of seizures may also be associated. Caused by homozygous or compound heterozygous mutation in the BSCL2 gene on chromosome 11q13. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic syndromic intellectual disability disorder with characteristics of severe intellectual disability with significant speech and language impairment, hypohidrosis (often resulting in hyperthermia) with normal sweat gland appearance, tooth enamel hypoplasia, palmoplantar hyperkeratosis and a high frequency of acquired microcephaly. Mild facial dysmorphism, including lateral flaring of the eyebrows, broad nasal tip, and thick vermilion border, may also be observed. There is evidence the disease is caused by homozygous mutation in the COG6 gene on chromosome 13q14. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare neurometabolic disease characterised by a childhood onset of progressive spastic ataxia associated with gait disturbances, hyperreflexia, extensor plantar responses and non-ketotic hyperglycinaemia typically revealed by biochemical analysis. Additional signs of upper extremity spasticity, dysarthria, learning difficulties, poor concentration, nystagmus, optic atrophy and reduced visual acuity may also be associated. There is evidence the disease is caused by homozygous or compound heterozygous mutation in the GLRX5 gene on chromosome 14q32. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare hereditary cerebral malformation with epilepsy syndrome with characteristics of severe global developmental delay with no ability to walk and no verbal language, intractable epilepsy, partial agenesis of the corpus callosum and cerebellar vermis hypoplasia with posterior fossa cysts. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic syndromic intellectual disability disorder with characteristics of global development delay, microcephaly, moderate to severe intellectual disability and facial dysmorphism which includes tall forehead, high anterior hairline, short upslanting palpebral fissures, deep-set eyes and a long nose with a low-hanging columella. Additionally congenital renal and cardiac malformations (such as horseshoe kidney, unilateral renal agenesis atrioventricular septal defects, patent ductus arteriosus) and corpus callosum dysplasia may be associated. The disease is caused by homozygous mutation in the THOC6 gene on chromosome 16p13. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare hereditary basal epidermolysis bullosa simplex characterized by mild, generalized trauma-induced scale crusts and intermittent blistering, sometimes combined with erosions and bleeding, recovering with slight scarring and post-inflammatory hyperpigmentation. Clinical symptoms improve with age. There is evidence the disease can be caused by homozygous mutation in the EXPH5 gene on chromosome 11q22. |
Is a |
False |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare hereditary basal epidermolysis bullosa simplex characterized by mild, predominantly acral, trauma-induced skin fragility, resulting in blisters. Blisters mostly affect the feet, including the dorsal side, and are often several centimeters big. There is evidence the disease is caused by homozygous mutation in the DST (BPAG1) gene on chromosome 6p12. |
Is a |
False |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Spondylocostal dysostosis, hypospadias, intellectual disability syndrome |
Is a |
False |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic intestinal disease characterised by early-onset chronic non-infectious, non-bloody, watery diarrhoea associated with protein-losing enteropathy, which results in hypoalbuminaemia, hypogammaglobulinaemia and elevated stool alpha-1-antitrypsin. Patients typically present severe, intractable diarrhoea, failure to thrive, recurrent infections and oedema. There is evidence the disease is caused by homozygous mutation in the DGAT1 gene. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic metabolite absorption and transport disorder characterised by progressive rod-cone dystrophy, usually presenting with impaired night vision in childhood, progressive loss of visual acuity and severe retinol deficiency without keratomalacia. Association with ocular colobomas, severe acne and hypercholesterolaemia has been reported. There is evidence the disease can be caused by homozygous or compound heterozygous mutation in the RBP4 gene chromosome 10q23. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic multiple congenital anomalies/dysmorphic syndrome with characteristics of moderate to severe intellectual disability, congenital aphonia, hearing loss, optic atrophy, retinal dystrophy, broad thumbs and duplicated halluces. Facial dysmorphism (including thick eyebrows, ptosis, long, downslanting palpebral fissures, microstomia, low-set, posteriorly rotated ears) and genital abnormalities are also associated. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic bone development disorder characterized by occipital and parietal bone hypoplasia leading to occipital encephalocele, calvarial mineralization defects, craniosynostosis, radiohumeral fusions, oligodactyly and other skeletal anomalies (arachnodactyly, terminal phalangeal aplasia of the thumbs, bilateral absence of the great toes, pronounced bilateral angulation of femora, shortened limbs, advanced osseous maturation). Fetal death in utero is associated. There is evidence the disease can be caused by homozygous mutation in the CYP26B1 gene on chromosome 2p13. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare life-threatening autoinflammatory syndrome with immune deficiency disorder characterized by early-onset life-long inflammation affecting the skin and bowel associated with recurrent infections. Presents with perioral and perianal psoriasiform erythema and papular eruption with pustules, failure to thrive associated with chronic malabsorptive diarrhea, intercurrent gastrointestinal infections and feeding troubles, as well as absent, short or broken hair and trichomegaly. Recurrent cutaneous and pulmonary infections lead to recurrent blepharitis, otitis externa and bronchiolitis. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare non-acquired pituitary hormone deficiency syndrome with characteristics of severe congenital microcephaly, facial dysmorphism (highly arched eyebrows, hypertelorism, convex nasal ridge, protruding ears with underdeveloped superior antihelix crus, micrognathia), bilateral sensorineural deafness and hypogonadotropic hypogonadism, in association with early feeding problems, myopia, moderate intellectual disability and moderate short stature. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare inborn error of metabolism disorder with early-onset acute encephalopathic episodes (frequently triggered by viral infections) associated with lactic acidosis and alpha-ketoglutaric aciduria which typically manifest with variable degrees of ataxia, generalised developmental regression (which deteriorates with each episode) and dystonia. Other manifestations include spasticity, seizures, truncal hypotonia, limb hypertonia, brisk tendon reflexes and reversible coma. Caused by homozygous or compound heterozygous mutation in the TPK1 gene on chromosome 7q35. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare potentially fatal genetic visceral malformation syndrome characterized by neonatal diabetes, hypoplastic or annular pancreas, duodenal and jejunal atresia as well as gallbladder aplasia or hypoplasia. Patients typically present intrauterine growth restriction, failure to thrive, malnutrition, intestinal malrotation, malabsorption, conjugated hyperbilirubinemia, acholia and infections. Cardiac anomalies may also be associated. There is evidence the disease is caused by homozygous or compound heterozygous mutation in the RFX6 gene on chromosome 6q22. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic syndromic deafness with characteristics of severe to profound, bilateral, sensorineural hearing loss (congenital or rapidly progressive in infancy) associated with a complex brain malformation including hydrocephalus, varying degrees of partial corpus callosum agenesis, colpocephaly, cerebral and cerebellar cortical dysplasia (bilateral medial frontal polymicrogyria, bilateral frontal subcortical heterotopia) and in some, arachnoid cysts. Major physical abnormalities or psychomotor delay are usually not associated. Caused by homozygous or compound heterozygous mutation in the GPSM2 gene on chromosome 1p13. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare multiple congenital anomalies/dysmorphic syndrome with characteristics of craniofacial dysmorphism (brachycephaly resulting from craniosynostosis, frontal bossing, downslanting palpebral fissures, large and low-set ears, depressed nasal bridge, high-arched, wide palate, thin upper lip), impaired neurological development with intellectual disability, hypotonia, pyloric stenosis, pectus excavatum, bilateral cryptorchidism and short stature. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic hepatic disease characterised by massive hepatomegaly, moderate to severe transient hypertriglyceridaemia and hepatic steatosis (followed by fibrosis) manifesting in infancy with failure to thrive, vomiting, an enlarged abdomen and a fatty liver. Reduction or normalisation of triglyceride serum levels occurs with advancing age. Caused by homozygous or compound heterozygous mutation in the GPD1 gene on chromosome 12q13. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic developmental defect during embryogenesis disorder with characteristics of craniofacial dysmorphism (including brachycephaly, prominent forehead, sparse lateral eyebrows, severe hypertelorism, upslanting palpebral fissures, epicanthal folds, protruding ears, broad nasal bridge, pointed nasal tip, flat philtrum, anteverted nostrils, large mouth, thin upper vermilion border, highly arched palate and mild micrognathia) associated with osteopenia leading to repeated long bone fractures, severe myopia, mild to moderate sensorineural or mixed hearing loss, enamel hypoplasia, sloping shoulders and mild intellectual disability. There is evidence the disease can be caused by homozygous mutation in the IRX5 gene on chromosome 16q11.2. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare multiple congenital anomalies/dysmorphic syndrome with characteristics of male, 46,XY gonadal dysgenesis, cleft palate, micrognathia, conotruncal heart defects and unspecific skeletal, brain and kidney anomalies. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic primary bone dysplasia disorder with characteristics of severe pre and post-natal short stature, facial dysmorphism (including dolicocephaly, long triangular face, tall forehead, down-slanting palpebral fissures, prominent nose, long philtrum, small ears) early-onset or postpubertal sparse, short hair and hypoplastic fingernails. Small hands with tapering fingers, brachydactyly and fifth-finger clinodactyly as well as a high-pitched voice are also associated. There is evidence the disease can be caused by homozygous mutation in the POC1A gene on chromosome 3p21. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare junctional epidermolysis bullosa subtype characterized by late-onset blistering surrounded by erythema and localized on the anterior aspect of the lower legs, associated with dystrophic toenails, tooth enamel defects and mild to severe intellectual disability. Lens subluxation and mild facial dysmorphism (with short midface, prognathism and thin upper lip vermilion) are additional reported features. There have been no further descriptions in the literature since 1992. |
Is a |
False |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic central nervous system malformation syndrome characterized by bilateral congenital cataracts and severe hemorrhagic destruction of the brain parenchyma with associated massive cystic degeneration, enlarged ventricles and subependymal calcification. Patients typically present generalized spasticity, increased deep tendon reflexes and seizures. Hepatomegaly and renal anomalies have also been reported. Caused by homozygous mutation in the JAM3 gene on chromosome 11q25. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic primary bone dysplasia with characteristics of disproportionate short stature with short, stiff neck and trunk and relatively long limbs, fingers and toes (which may present flexion contractures), severe vertebral body ossification delay, markedly enlarged round epiphyses of the long bones, absent ossification of pubic bones and multiple pseudoepiphyses of the short tubular bones in hands and feet. Neurological manifestations resulting from cervical spine instability may be observed. There is evidence the disease is caused by homozygous inactivating mutations in the NKX3-2 gene on chromosome 4p15. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Pitt Hopkins-like syndrome |
Is a |
False |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare severe genetic autoinflammatory syndrome characterised by usually neonatal onset of generalised neutrophilic cutaneous pustulosis and severe recurrent multifocal aseptic osteomyelitis with marked periostitis, typically affecting distal ribs, long bones and vertebral bodies. High levels of acute-phase reactants (with no fever associated) and onychosis are frequently observed additional features. Caused by homozygous mutation in the IL1RN gene on chromosome 2q14. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Pyknodysostosis |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic orofacial clefting malformation syndrome with characteristics of severe frontonasal dysplasia with complete cleft palate, facial cleft, extreme microphthalmia and hypertelorism. Frequently associated with eyelid colobomata, sparse or absent eyelashes/eyebrows, wide nasal bridge with hypoplastic alae nasi, low-set, posteriorly rotated ears and caudal appendage in the sacral region. There is evidence the disease is caused by homozygous mutation in the ALX1 gene on chromosome 12q21. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic syndromic renal malformation with characteristics of cystic renal dysplasia with or without prenatal oligohydramnios, central nervous system abnormalities (commonly Dandy-Walker malformation), congenital hepatic fibrosis and absence of polydactyly. There is evidence the disease is caused by homozygous mutation in the NPHP3 gene on chromosome 3q22. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic lethal neurometabolic disease characterized by congenital cataracts, sensorineural hearing loss, severe psychomotor developmental delay, severe generalized muscular hypotonia and central nervous system abnormalities (including cerebellar and cerebral hypoplasia, hypomyelination, wide subarachnoid spaces) in the presence of low serum copper and ceruloplasmin. Nystagmus and seizures have also been reported. The disease is caused by homozygous or compound heterozygous mutation in the SLC33A1 gene on chromosome 3q25. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| An extremely rare primary bone dysplasia with increased bone density disorder characterized by severe osteoclast-poor osteopetrosis associated with hypogammaglobulinemia. Patients typically present infantile malignant osteopetrosis (manifesting with increased bone density, bone fractures, abnormal eye movements/visual loss, nystagmus), hematologic abnormalities with bone marrow failure (for example anemia, hepatosplenomegaly) and immunological deficiency (manifesting as recurrent respiratory infections) associated with reduced immunoglobulin levels due to impaired peripheral B cell differentiation. There is evidence the disease is caused by homozygous or compound heterozygous mutation in the TNFRSF11A gene on chromosome 18q21. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic syndromic intellectual disability disorder with characteristics of mild to profound intellectual disability, delayed speech, obesity, ocular anomalies (blepharophimosis, blepharoptosis, hyperopic astigmatism, decreased visual acuity, strabismus, abducens nerve palsy, and/or accommodative esotropia), and dermal manifestations, such as chronic atopic dermatitis. Associated craniofacial dysmorphism includes macrocephaly, maxillary hypoplasia, mandibular prognathism and crowding of teeth. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic multiple congenital anomalies/dysmorphic syndrome with characteristics of delayed motor development, intellectual disability, dysarthria, pseudobulbar signs, cryptorchidism, and syndactyly associated with a FLBN1 gene point mutation. Macular degeneration and signs of brain atrophy and spinal cord compression have also been reported. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic hematologic disorder characterized by progressive trilineage bone marrow failure (with hypocellularity), developmental delay with learning disabilities and microcephaly. Mild facial dysmorphism and hypotonia have also been reported. There is evidence the disease is caused by homozygous mutation in the ERCC6L2 gene on chromosome 9q22. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare subtype of axonal hereditary motor and sensory neuropathy characterized by early-onset axial hypotonia, generalized muscle weakness, absent deep tendon reflexes and decreased muscle mass. Electromyography reveals decreased motor nerve conduction velocities with markedly reduced sensory and motor amplitudes. There is evidence the disease is caused by homozygous or compound heterozygous mutation in the TRIM2 gene on chromosome 4q. |
Is a |
False |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic glycogen storage disorder with characteristics of polyglucosan accumulation in various tissues, manifesting with progressive proximal muscle weakness in the lower limbs and rapidly progressive usually dilated cardiomyopathy. Hepatic involvement and growth retardation may be associated. Early-onset immunodeficiency and auto-inflammation presenting with recurrent bacterial infections have also been reported. Caused by homozygous or compound heterozygous mutation in the RBCK1 gene on chromosome 20p13. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic neural tube defect malformation syndrome with characteristics of sacral agenesis and abnormal vertebral body ossification with normal vertebral arches associated with notochord canal persistence on ultrasonography. Additional findings include bilateral clubfoot, oligohydramnios, and single umbilical artery and in some cases increased nuchal translucency. There is evidence the disease can be caused by homozygous mutation in the T gene on chromosome 6q27. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic multiple congenital anomalies/dysmorphic syndrome with characteristics of short stature, conductive hearing loss due to bilateral auditory canal atresia, mandibular hypoplasia and multiple skeletal abnormalities, including bilateral humeral hypoplasia, humeroscapular synostosis, delayed pubis rami ossification, central dislocation of the hips, and proximal femora defects, as well as bilateral talipes equinovarus, proximally implanted thumbs and lumbar hyperlordosis. Associated craniofacial dysmorphism includes micro/scaphocephaly, malar hypoplasia, high-arched palate and simple, dysplastic pinnae with preauricular pits/tags. Caused by homozygous mutation in the GSC gene on chromosome 14q32. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic subcutaneous tissue disorder with the presence of benign usually multiple subcutaneous tumors. The tumors are composed of adipose tissue and blood vessels typically manifesting as yellow firm circumscribed 1-4 cm in diameter tumors located in the arms, legs and trunk with deep extension of the lesions between muscles, tendons and joint capsules (without infiltration of these structures) in several members of a single family. Tumors may be tender or mildly painful when palpated and do not regress spontaneously. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare neuroinflammatory disease characterised by the onset of ataxia, dysarthria and cerebral white matter changes that are triggered by viral infection. Episodic progressive neurodegeneration (manifesting with loss of motor and verbal skills, muscle weakness, further cerebral white matter degeneration and eventually, death) is observed in the absence of haematopathology, cytokine overproduction, fever, hypertriglyceridaemia, hypofibrinogenaemia and hyperferritinemia. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic parenchymal hepatic disease with characteristics of acute liver failure that occurs in the first year of life, which manifests with failure to thrive, hypotonia, moderate global developmental delay, seizures, abnormal liver function tests, microcytic anaemia and elevated serum lactate. Other associated features include hepato-steatosis and fibrosis, abnormal brain morphology, and renal tubulopathy. Minor illness exacerbates deterioration of liver failure. There is evidence the disease may be caused by homozygous mutation in the LARS gene on chromosome 5q32. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic renal disease characterized by hereditary nephritis leading to nephrotic syndrome and end-stage renal failure associated with sensorineural hearing loss and pretibial skin blistering followed by atrophy. Other reported manifestations include bilateral lacrimal duct stenosis, dystrophic teeth and nails, bilateral cervical ribs, unilateral kidney, distal vaginal agenesis and anemia due to beta-thalassemia minor. There is evidence this syndrome is caused by mutation in the CD151 gene. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic parenchymatous liver disease with characteristics of pre and postnatal growth retardation, mild global developmental delay, chronic hepatitis with hepatosplenomegaly, Hashimoto thyroiditis, thrombocytopenia, anemia, and B-precursor acute lymphoblastic leukemia. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic mitochondrial oxidative phosphorylation disorder with characteristics of intrauterine growth retardation, microcephaly, hypotonia, vision impairment, speech and language delay and lactic acidosis with reduced respiratory chain activity (typically complex I). Additional features may include macrocytic anemia, tremor, muscular atrophy, dysmetria and mild intellectual disability. Caused by homozygous or compound heterozygous mutation in the SFXN4 gene on chromosome 10q26. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic dysostosis syndrome with characteristics of bilateral symmetrical preaxial brachydactyly associated with hyperphalangy, motor developmental delay and intellectual disability, growth retardation, sensorineural hearing loss, dental abnormalities (including misalignment of teeth, talon cusps, microdontia), and facial dysmorphism that includes plagiocephaly, round face, hypertelorism, malar hypoplasia, malformed ears, microstomia and micro/retrognathia. There is evidence the disease is caused by homozygous mutation in the CHSY1 gene on chromosome 15q26. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic leukodystrophy disorder with characteristics of diffuse hypomyelination in the supratentorial brain white matter, brain stem and spinal cord. Patients usually present nystagmus, lower limb spasticity, hypotonia and motor developmental delay as well as MRI signal abnormalities involving the corpus callosum, anterior brainstem, pyramidal tracts, superior and inferior cerebellar peduncles, dorsal columns and/or lateral corticospinal tracts. Caused by homozygous or compound heterozygous mutation in the DARS gene on chromosome 2q21. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare mitochondrial disease due to a defect in mitochondrial protein synthesis with characteristics of neonatal or infancy-onset of seizures that are refractory to treatment, delayed or absent psychomotor development and lactic acidosis. Additional manifestations reported include poor feeding, failure to thrive, microcephaly, hypotonia, anaemia and thrombocytopenia. Caused by homozygous or compound heterozygous mutation in the FARS2 gene on chromosome 6p25. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic subtype of non-syndromic pontocerebellar hypoplasia with characteristics of progressive cerebellum and brainstem atrophy, corpus callosum hypo/aplasia and progressive post-natal microcephaly. Patients typically present profound global developmental delay, spastic tetraparesis, seizures, cortical visual impairment and on neuroimaging abnormal brain morphology that includes pontocerebellar hypoplasia, figure of 8 midbrain appearance and more variably interhemispheric cysts, ventriculomegaly and cerebral dysmyelination. There is evidence the disease is caused by homozygous mutation in the AMPD2 gene on chromosome 1p13. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic mitochondrial disorder due to a defect in mitochondrial protein synthesis with characteristics of infantile-onset severe hypertrophic cardiomyopathy (that occasionally progresses to dilated cardiomyopathy) associated with failure to thrive, global development delay, muscular hypotonia, elevated serum lactate and complex I deficiency in skeletal muscle biopsy. Intellectual disability, pericardial effusion and a mild cardiac phenotype have been also reported. Caused by homozygous or compound heterozygous mutation in the ELAC2 gene on chromosome 17p12. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare complex spastic paraplegia with characteristics of early onset hypotonia that progresses to spasticity, global developmental delay, severe intellectual disability and speech impairment, microcephaly, short stature and dysmorphic features. Patients often become non-ambulatory and some develop seizures and stereotypic laughter. |
Is a |
False |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic epidermal disorder with characteristics of congenital erythroderma with severe psoriasiform dermatitis, ichthyosis, severe palmoplantar keratoderma, yellow keratosis on the hands and feet, elevated immunoglobulin E, multiple food allergies, and metabolic wasting. Other variable features may include hypotrichosis, nail dystrophy, recurrent infections, mild global developmental delay, eosinophilia, nystagmus, growth impairment and cardiac defects. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic multiple congenital anomalies/dysmorphic syndrome with characteristics of congenital microcephaly, severe epilepsy with hypsarrhythmia, adducted thumbs, abnormal genitalia, and normal thyroid function. Hypotonia, moderate to severe psychomotor delay, and characteristic facial dysmorphism (including round face with prominent cheeks, blepharophimosis, large, bulbous nose with wide alae nasi, posteriorly rotated ears with dysplastic conchae, narrow mouth, cleft palate, and mild micrognathia) are additional characteristic features. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare pure or complex hereditary spastic paraplegia with characteristics of variable onset of slowly progressive lower limb spasticity, hyperreflexia and extensor plantar responses, that may be associated with sensorimotor polyneuropathy, decreased vibration sense, lower limb distal muscle wasting, dysarthria and mild to moderate intellectual disability. |
Is a |
False |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A type of Ehlers-Danlos syndrome characterized by generalized joint hypermobility, skin hyperextensibility and easy bruising without atrophic scarring. Other common features include foot and hand deformities (piezogenic papules, pes planus, broad forefeet, brachydactyly, and acrogenic skin of hands), severe fatigue and neuromuscular symptoms including muscle weakness and myalgia. Caused by homozygous or heterozygous mutation in the tenascin-XB gene on chromosome 6p21. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic systemic autoimmune disease with characteristics of failure to thrive, global developmental delay, distinctive craniofacial dysmorphism (relative macrocephaly, dolichocephaly, frontal bossing, orbital proptosis, flattened midface with a prominent occiput, low, posteriorly rotated ears, micrognathia), hepato and/or splenomegaly, and multisystemic autoimmune disease involving the lungs, liver, gut and/or thyroid gland. Caused by homozygous mutation in the ITCH gene on chromosome 20q11. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic lethal multiple congenital anomalies/dysmorphic syndrome with characteristics of failure to thrive, severe developmental delay, severe postnatal microcephaly, frequent congenital cardiac defects and characteristic facial dysmorphism (including coarse face with anteverted nostrils, thin vermillion, prominent alveolar ridge and retro or micrognathia). Additional common features include neurologic abnormalities (hyper/hypotonia, sensorineural deafness, hydrocephalus, cerebral atrophy, seizures), as well as brachydactyly, cutis marmorata and genital anomalies. Caused by homozygous mutation in the FTO gene on chromosome 16q12. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic primary immunodeficiency due to a defect in adaptive immunity disorder with characteristics of severe immunodeficiency. The disease presents with profound susceptibility to viral, fungal and bacterial infections due to impaired CD25-mediated T-regulatory cell function, in association with severe autoimmune disease such as alopecia universalis, erythrodermia and autoimmune thyroiditis and enteropathy. Caused by homozygous or compound heterozygous mutation in the IL2RA gene on chromosome 10p15. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Cystinuria, type 1 |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic mitochondrial oxidative phosphorylation disorder with characteristics of infantile-onset encephalomyopathy presenting with developmental delay, slowly progressive hemiplegia, intractable epileptic seizures and asymmetrical brain atrophy with dilatation of the ipsilateral ventricle system. Additional features include optic atrophy, mildly increased plasma and/or CSF lactate and decreased cytochrome c oxidase activity in skeletal muscle biopsy. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic haematologic and neurologic disease characterised by chronic Coombs-negative haemolysis. The disease is associated with early-onset relapsing immune-mediated inflammatory axonal or demyelinating sensory-motor peripheral polyneuropathy and isolated or recurrent cerebrovascular events (in anterior or posterior circulation). |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic primary immunodeficiency disorder with characteristics of severe congenital neutropenia, bone marrow fibrosis and neutrophil dysfunction which is refractory to granulocyte colony-stimulating factor, manifesting with life-threatening infections and/or deep-seated abscesses, hepato/splenomegaly, thrombocytopenia, hypergammaglobulinemia, anemia with reticulocytosis and nephromegaly. Other reported features include osteosclerosis and neurological abnormalities (for example developmental delay, cortical blindness, hearing loss, thin corpus callosum or dysrhythmia on EEG). Caused by homozygous mutation in the VPS45 gene on chromosome 1q. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic developmental defect of the eye disease with characteristics of childhood onset of mild to severe myopia with microcornea and chorioretinal atrophy typically associated with telecanthus and posteriorly rotated ears. Other variable features include early-onset cataracts, ectopia lentis, ectopia pupil and retinal detachment. There is evidence the disease is caused by homozygous mutation in the ADAMTS18 gene on chromosome 16q23. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic primary immunodeficiency due to a defect in innate immunity disorder with characteristics of impaired intracellular signaling from both type I and type II interferons, leading to early-onset, severe, life-threatening intracellular bacterial (typically mycobacteria) and viral (mainly herpes viruses) infections. Caused by homozygous mutation in the STAT1 gene on chromosome 2q32. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic neurodegenerative disorder with characteristics of ventriculomegaly and progressive symmetrical atrophy of the cerebral cortex grey and white matter (sparing the midbrain, brainstem, cerebellum and infratentorial segments). The disease manifests in early infancy with acquired microcephaly, irritability, regression of developmental milestones, feeding difficulties, akathisia, exaggerated startle response, spasticity (fisted hands, stiff arms, leg scissoring), abnormal muscle tone with hypotonic trunk and hypertonic extremities, visual impairment and seizures. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic mitochondrial disease with characteristics of early-onset progressive renal failure, manifesting with hyperuricaemia, hyponatraemia, hypomagnesaemia, hypochloraemic metabolic alkalosis, elevated BUN and polyuria, associated with systemic manifestations which include pulmonary hypertension, failure to thrive, global developmental delay, hypotonia and ventricular hypertrophy. Additional features include prematurity, elevated serum lactate, diabetes mellitus and in some pancytopenia. Caused by homozygous mutation in the SARS2 gene, which encodes mitochondrial seryl-tRNA synthetase on chromosome 19q13.2. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic mitochondrial oxidative phosphorylation disorder that may present with a wide range of symptoms (including muscular hypotonia, hypertrophic cardiomyopathy, psychomotor delay, encephalopathy, peripheral neuropathy, lactic acidosis, 3-methylglutaconic aciduria) and clinical syndromes including Neuropathy, Ataxia, and Retinitis Pigmentosa (NARP) syndrome and Maternally inherited Leigh (MILS) syndrome. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Leydig cell agenesis |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Autosomal recessive spastic paraplegia type 69 is a rare, complex hereditary spastic paraplegia disorder with characteristics of infantile onset of progressive lower limb spasticity, global developmental delay, hyperreflexia, clonus and extensor plantar reflexes, associated with dysarthria, intellectual disability, cataracts and hearing impairment. |
Is a |
False |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| An extremely rare autosomal recessive hereditary cerebellar ataxia disorder with characteristics of early onset of progressive, mild to moderate gait and limb ataxia, moderate to severe dysarthria and nystagmus or saccadic pursuit, frequently associated with epilepsy, moderate intellectual disability, delayed speech acquisition and hyporeflexia in the upper extremities. Hyperreflexia in the lower extremities may also be associated. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic eye disease with characteristics of foveal hypoplasia, optic nerve misrouting with an increased number of axons decussating at the optic chiasm and innervating the contralateral cortex, and posterior embryotoxon or Axenfeld anomaly (indicating anterior segment dysgenesis), in the absence of albinism. Patients present congenital nystagmus, decreased visual acuity, refractive errors and occasionally strabismus. Microphthalmia and retinochoroidal coloboma may also be associated. There is the disease is caused by homozygous or compound heterozygous mutation in the SLC38A8 gene on chromosome 16q23. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare hereditary primary immunodeficiency characterised by recurrent respiratory tract infection, otitis media, candidiasis, diarrhoea, as well as various signs and symptoms of immune dysregulation (hypereosinophilia, eczema, vitiligo, alopecia areata, autoimmune haemolytic anaemia, pityriasis rubra pilaris). Failure to thrive, moderate lymphadenopathy and hepatomegaly have also been reported. There is evidence the disease is caused by homozygous mutation in the TRAC gene on chromosome 14q11. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Autosomal recessive spastic paraplegia type 60 is a rare, complex hereditary spastic paraplegia disorder with characteristics of infantile onset of progressive lower limb spasticity, inability to walk, hypertonia and impaired vibration sense at ankles, with complicating signs including sensory impairment, nystagmus, motor axonal neuropathy and mild intellectual disability. |
Is a |
False |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic inborn error of branched-chain amino acid metabolism disorder, with a highly variable clinical and biochemical phenotype. Typical characteristics are mild to severe global developmental delay, elevated methylmalonic acid and occasionally lactic acid plasma levels and chronic methylmalonic aciduria, which may be accompanied by elevation of additional organic or amino acids in urine (for example beta-alanine, methionine, 3-hydroxypropionic, 3-aminoisobutyric and/or 3-hydroxyisobutyric acid). Microcephaly, mild craniofacial dysmorphism, axial hypotonia, liver failure and central nervous system abnormalities on MRI have also been reported. Caused by homozygous or compound heterozygous mutation in the ALDH6A1 gene on chromosome 14q24. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic congenital limb malformation syndrome with characteristics of mild to severe short stature, brachydactyly and retinal degeneration (usually retinitis pigmentosa) associated with variable intellectual disability, developmental delay and craniofacial anomalies. There is evidence the disease is caused by homozygous or compound heterozygous mutation in the CWC27 gene on chromosome 5q12. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic mitochondrial DNA depletion syndrome characterised by neonatal or early-infantile onset hepatopathy (manifesting with hepatomegaly, cholestasis, increased transaminases, coagulopathy, hypoalbuminaemia, ascites, and/or liver failure), associated with renal tubulopathy and progressive neurodegenerative manifestations, which include muscular atrophy, hyporeflexia, ataxia, sensory neuropathy, epilepsy, sensorineural hearing impairment, psychomotor regression, athetosis, nystagmus, and/or ophthalmoplegia. Patients typically present with recurrent vomiting, severe failure to thrive, feeding difficulties, and fasting hypoglycaemia. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| Autosomal recessive spastic paraplegia type 71 is a rare genetic pure hereditary spastic paraplegia disorder with characteristics of infancy onset of crural spastic paraparesis with scissors gait, extensor plantar response and increased tendon reflexes. Neuroimaging reveals a thin corpus callosum and electromyography and nerve conduction velocity studies are normal. |
Is a |
False |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic primary bone dysplasia characterized by prenatal onset of disproportionate short stature, shortening of the limbs, congenital joint dislocations, micrognathia, posterior cleft palate, brachydactyly, short metacarpals and irregular size of the metacarpal epiphyses, supernumerary carpal ossification centers and dysmorphic facial features. In addition, hearing impairment and mild psychomotor delay have also been reported. Caused by homozygous mutation in the IMPAD1 gene on chromosome 8q12. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic syndromic intellectual disability disorder with characteristics of congenital, persistent microcephaly, low birth weight, short stature, childhood-onset seizures, global development delay, mild intellectual disability, and adolescent or young adult-onset diabetes mellitus. Gait ataxia, skeletal abnormalities, dorsocervical fat pad and infantile cirrhosis may also be associated. Brain morphology is typically normal, although delayed myelination and hypoplastic brainstem have been reported. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
| A rare genetic disorder of thiamine metabolism and transport characterized by infantile spasms progressing to symptomatic generalized or partial seizures, severe global developmental delay, progressive brain atrophy and bilateral thalamic and basal ganglia lesions. |
Is a |
True |
Autosomal recessive hereditary disorder |
Inferred relationship |
Some |
|
FHIR