| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Hypochondroplasia | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Mesomelic dysplasia | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Dysostosis | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Defects of the tubular (and flat) bones and/or axial skeleton | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Epiphyseal dysplasia | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Brachyrachia (short spine dysplasia) | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Dysplasias with significant membranous bone involvement | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Multiple dislocations with dysplasia | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Osteodysplastic primordial dwarfism | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Dysplasia with decreased bone density | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Dysplasia with defective mineralization | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Dysplasia with increased bone density | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Disorganized development of cartilaginous and fibrous components of the skeleton | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Idiopathic osteolyses | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Spondylodysplastic group | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Short rib dysplasia group (with or without polydactyly) | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Kniest-Stickler dysplasia group | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Spondyloepiphyseal dysplasia congenita group | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Chondrodysplasia punctata | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Bent bone dysplasia group | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Dysostosis multiplex group | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Acromesomelic dysplasia group | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Chondrodysplasia punctata congenita | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Nail-patella syndrome | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Metatropic dysplasia | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Ehlers-Danlos syndrome | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Achondrogenesis | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Bone island | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Disorder: ectopic bone tissue, congenital | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Metaphyseal chondrodysplasia | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Weill-Marchesani syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Greig cephalopolysyndactyly syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Spondyloepiphyseal dysplasia congenita | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Leri's pleonosteosis syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Atelosteogenesis | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Osteochondrodysplasia with osteopetrosis | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Beals auriculo-osteodysplasia syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Multiple synostosis syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Antley-Bixler syndrome | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Accessory ossification center | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Brachydactyly syndrome type E | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Miller syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Baller-Gerold syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Chondrodysplasia | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Osteodysplasia | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Symphalangism-brachydactyly syndrome | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Congenital hip dysplasia | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Osteoplastic dysplasia | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Ghosal hematodiaphyseal dysplasia | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Ehlers-Danlos syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Diaphyseal dysplasia | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Vitamin D-dependent rickets, type 1 | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Vitamin D-dependent rickets, type 2 | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Progressive myositis ossificans | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Kyphosis in skeletal dysplasia | Associated with | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier | 2 | 
| Ghosal hematodiaphyseal dysplasia | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Diaphyseal dysplasia | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Chondroectodermal dysplasia | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Cherubism with gingival fibromatosis | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Hajdu-Cheney syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Scoliosis in skeletal dysplasia | Associated with | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier | 2 | 
| Lordosis in skeletal dysplasia | Associated with | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier | 2 | 
| Dolichospondylic dysplasia | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Tarsal-carpal coalition syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Congenital hip dysplasia | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Osteoarthritis of hip due to dysplasia | Due to | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier | 1 | 
| Rhizomelic dysplasia of Patterson Lowry type | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Skeletal dysplasia with epilepsy and short stature syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Osteoporosis and macrocephaly with blindness and joint hypermobility syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Defects of tubular bones and spine | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Camptodactyly syndrome Guadalajara type 2 | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Craniofacial conodysplasia syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Deafness with skeletal dysplasia and lip granuloma syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Frank-Ter Haar syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Angel-shaped phalangoepiphyseal dysplasia | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Heart defect and limb shortening syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Deafness, genital anomaly, metacarpal and metatarsal synostosis syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Caudal regression syndrome | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Lipodystrophy, intellectual disability, deafness syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Intellectual disability, balding, patella luxation, acromicria syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Ballard syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Osteocraniostenosis | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Terminal osseous dysplasia and pigmentary defect syndrome | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Retinitis pigmentosa, hypopituitarism, nephronophthisis, skeletal dysplasia syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Microspherophakia with metaphyseal dysplasia syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Metaphyseal dysplasia, maxillary hypoplasia, brachydactyly syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Craniolenticulosutural dysplasia | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Omodysplasia | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Epilepsy, microcephaly, skeletal dysplasia syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Skeletal dysplasia brachydactyly syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Spondyloperipheral dysplasia | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Intellectual disability, seizures, hypotonia, ophthalmologic, skeletal anomalies syndrome | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Parietal foramina with clavicular hypoplasia | Is a | True | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Ehlers-Danlos syndrome with periventricular heterotopia | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Ehlers-Danlos syndrome cardiac valvular type | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Ehlers-Danlos syndrome kyphoscoliotic and deafness type | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Ehlers-Danlos syndrome musculocontractural type | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Ehlers-Danlos syndrome kyphoscoliotic type | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Ehlers-Danlos syndrome vascular-like type | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Brittle cornea syndrome | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  | 
| Holoprosencephaly with caudal dysgenesis syndrome | Is a | False | Congenital skeletal dysplasia | Inferred relationship | Existential restriction modifier |  |