| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Femoral hypoplasia - unusual facies syndrome | Is a | False | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Child syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Holt-Oram syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Multiple malformation syndrome with facial-limb defects as major feature | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Levy-Hollister syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Nievergelt's syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Adams-Oliver syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Poland anomaly | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Popliteal pterygium syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Limb reduction-ichthyosis syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Aase syndrome | Is a | False | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Grebe syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Escobar syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| polysyndaktylisyndrom | Is a | False | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Radial aplasia-thrombocytopenia syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Popliteal web syndrome | Is a | False | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| RAPADILINO syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Ophthalmo-acromelic syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Rhizomelic dysplasia of Patterson Lowry type (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Aplasia of fibula co-occurrent with complex brachydactyly (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Limb body wall complex (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Upper limb defect with eye and ear abnormalities syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Spondylocamptodactyly syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Intellectual disability and short stature with hand contracture and genital anomaly syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Hypoplasia of corpus callosum and mental retardation with adducted thumbs and spasticity and hydrocephalus syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Absence deformity of leg and congenital cataract syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Mammary digital nail syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| WT limb blood syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| DK phocomelia syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Radioulnar synostosis with microcephaly and scoliosis syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Stapes ankylosis with broad thumb and toe syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Absent thumb with short stature and immunodeficiency syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Acropectoral syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| akropektororenal dysplasi | Is a | False | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Acrorenoocular syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Acropectorovertebral dysplasia (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Acrorenal syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Campomelia Cumming type (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Camptodactyly and tall stature with scoliosis and hearing loss syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Camptodactyly syndrome Guadalajara type 2 (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Acro-dermato-ungual-lacrimal-tooth syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Aniridia and absent patella syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Aphalangy and syndactyly with microcephaly syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Cenani Lenz syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Cooks syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Capra DeMarco syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Craniosynostosis Philadelphia type (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Curry Jones syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Ectodermal dysplasia with ectrodactyly and macular dystrophy syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Fibular dimelia diplopodia syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Angel-shaped phalangoepiphyseal dysplasia (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Heart defect and limb shortening syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Heart-hand syndrome type 2 (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Heart-hand syndrome type 3 (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Heart-hand syndrome Slovenian type (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Postaxial polydactyly and intellectual disability syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Short fifth metacarpal insulin resistance syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Aplasia of fibula and ectrodactyly syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Coloboma of macula with brachydactyly type B syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Hirschsprung disease with deafness and polydactyly syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Hirschsprung disease with type D brachydactyly syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Congenital microgastria with limb reduction defect syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Persistent Mullerian derivative with lymphangiectasia and polydactyly syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Lung agenesis with heart defect and thumb anomaly syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Karsch Neugebauer syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Oculootoradial syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Ballard syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Catel Manzke syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Preaxial deficiency, postaxial polydactyly, hypospadias syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Fuhrmann syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Macular coloboma, cleft palate, hallux valgus syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Multinodular goiter, cystic kidney, polydactyly syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Pterygia, heart anomaly, autosomal recessive inheritance, vertebral defect, ear anomaly, radial defect syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Split hand, split foot malformation with sensorineural hearing loss syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Severe intellectual disability, epilepsy, anal anomaly, distal phalangeal hypoplasia syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Cryptomicrotia brachydactyly syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Temple Baraitser syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| 5-amino-4-imidazole carboxamide ribosiduria (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| syndrom med paraplegi, brakydaktyli och konformad epifys | Is a | False | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Caudal appendage deafness syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Craniosynostosis fibular aplasia syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Split hand, obstructive uropathy, spina bifida, diaphragmatic defect syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Symphalangism with multiple anomalies of hands and feet syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Brachydactyly and distal symphalangism syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Brachydactyly and preaxial hallux varus syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Congenital hypoplasia of ulna and split foot syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Camptobrachydactyly (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Osteosarcoma, limb anomalies, erythroid macrocytosis syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Absent tibia, polydactyly, arachnoid cyst syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Banki syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Triphalangeal thumb and dislocation of patella syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Camptodactyly taurinuria syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Long thumb brachydactyly syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Polydactyly myopia syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Preaxial polydactyly, colobomata, intellectual disability syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| syndrom med mikrocefali, digital anomali och intellektuell funktionsnedsättning | Is a | False | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Dandy-Walker malformation with postaxial polydactyly syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Thumb stiffness, brachydactyly, intellectual disability syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Aphalangy, hemivertebra, urogenital, intestinal dysgenesis syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| Atrioventricular septal defect, blepharophimosis, radial and anal defect syndrome | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  | 
| X-linked lethal multiple pterygium syndrome (disorder) | Is a | True | Multiple malformation syndrome with limb defect as major feature | Inferred relationship | Some |  |