| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Chronic alcoholic brain syndrome | Is a | False | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Chronic brain-hydrocephalus syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Chronic non-psychotic brain syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Paroxysmal dystonia | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Persistent vegetative state | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive encephalopathy with edema, hypsarrhythmia and optic atrophy syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Recurrent complex partial epilepsy | Is a | False | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Frequent episodic tension-type headache | Is a | False | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Chronic progressive non-hereditary chorea | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive encephalopathy with edema, hypsarrhythmia, and optic atrophy-like syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Chronic progressive epilepsia partialis continua | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Cutaneous mastocytosis, short stature, hearing loss syndrome | Is a | False | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Chronic viral encephalitis | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Chronic organic mental disorder | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Chronic anoxic encephalopathy | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Chronic intractable migraine without aura | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Recurrent benign focal seizures of childhood | Is a | False | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Intermittent cerebral ischemia | Is a | False | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Intermittently raised pressure hydrocephalus | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Myoclonic epilepsy with ragged red fibers | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Huntington disease-like 3 | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive polyneuropathy with bilateral striatal necrosis | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Early-onset spastic ataxia, myoclonic epilepsy, neuropathy syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Autosomal recessive cerebellar ataxia, epilepsy, intellectual disability syndrome due to TUD deficiency | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Fatal post-viral neurodegenerative disorder | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Gemignani syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive myoclonic epilepsy type 8 | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive myoclonic epilepsy type 3 | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Autosomal recessive cerebellar ataxia, psychomotor delay syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive myoclonic epilepsy type 6 | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive myoclonic epilepsy type 5 | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Cranio-cervical dystonia with laryngeal and upper limb involvement | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Congenital muscular dystrophy with intellectual disability | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Walker-Warburg congenital muscular dystrophy | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Congenital muscular dystrophy with cerebellar involvement | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Congenital muscular dystrophy with intellectual disability and severe epilepsy | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Infantile osteopetrosis with neuroaxonal dysplasia syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Thoracic dysplasia and hydrocephalus syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Epiphyseal dysplasia, microcephalus, nystagmus syndrome | Is a | False | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Retinal vasculopathy with cerebral leukoencephalopathy and systemic manifestations | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Childhood-onset autosomal recessive slowly progressive spinocerebellar ataxia | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Adult-onset autosomal recessive cerebellar ataxia | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Muscle eye brain disease with bilateral multicystic leukodystrophy | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Huntington's chorea | Is a | False | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Non-Alzheimer's progressive dysphasia | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Semantic dementia | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive aphasia | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Mitochondrial neurogastrointestinal encephalomyopathy syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive external ophthalmoplegia, myopathy, emaciation syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| ATPase cation transporting 13A2 related juvenile neuronal ceroid lipofuscinosis | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive focal cortical atrophy | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| X-linked progressive cerebellar ataxia | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Van Bogaert's sclerosing leukoencephalitis | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Rett's disorder | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Hereditary cerebral amyloid angiopathy, Icelandic type | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Cerebellar ataxia with hypogonadism and choroidal dystrophy syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Parkinsonian syndrome with idiopathic orthostatic hypotension | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Infantile cerebral and cerebellar atrophy with postnatal progressive microcephaly | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive cerebellar ataxia with hypogonadism | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Endosteal hyperostoses with cerebellar hypoplasia | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive supranuclear palsy | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive post hemorrhagic ventricular dilatation | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Childhood-onset motor and cognitive regression syndrome with extrapyramidal movement disorder | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Early-onset progressive encephalopathy, hearing loss, pons hypoplasia, brain atrophy syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Childhood-onset basal ganglia degeneration syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Early-onset progressive encephalopathy, spastic ataxia, distal spinal muscular atrophy syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Global developmental delay, visual anomalies, progressive cerebellar atrophy, truncal hypotonia syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Recurrent metabolic encephalomyopathic crises, rhabdomyolysis, cardiac arrhythmia, intellectual disability syndrome | Is a | False | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive microcephaly, seizures, cortical blindness, developmental delay syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Pontine autosomal dominant microangiopathy with leukoencephalopathy | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Spastic paraplegia, severe developmental delay, epilepsy syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Kernicterus spectrum disorder | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Severe oculo-renal-cerebellar syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Familial infantile bilateral striatal necrosis | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive cerebello-cerebral atrophy | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Spinocerebellar ataxia type 42 | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Spinocerebellar ataxia type 41 | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Spinocerebellar ataxia type 43 | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Inosine triphosphate pyrophosphohydrolase-related lethal infantile neurological disorder with cataract and cardiac involvement | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Odontoleukodystrophy | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Hypomyelination, hypogonadotropic hypogonadism, hypodontia syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive myoclonic epilepsy type 7 | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive congenital rubella encephalomyelitis | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Postpartum amenorrhea-galactorrhea syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Cerebellar ataxia with oculomotor apraxia type 4 | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Phospholipase A2 activating protein-associated neurodevelopmental disorder | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Early-onset calcifying leukoencephalopathy, skeletal dysplasia | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive myoclonic epilepsy type 9 | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Corticobasal syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Cerebellar ataxia with neuropathy and bilateral vestibular areflexia syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Mitochondrial enoyl coenzyme A reductase protein-associated neurodegeneration syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Progressive autosomal recessive cerebellar ataxia, sensorineural hearing loss syndrome | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Pyrroline-5-carboxylate reductase 2 related microcephaly, progressive leukoencephalopathy | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Autosomal recessive cerebellar ataxia due to CWF19 like cell cycle control factor 1 deficiency | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Chronic cluster headache | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Amyotrophic lateral sclerosis, parkinsonism, dementia complex of Kii Peninsula | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  | 
| Amyotrophic lateral sclerosis, parkinsonism, dementia complex of West New Guinea | Is a | True | Chronic brain syndrome | Inferred relationship | Existential restriction modifier |  |