| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Acrocephalopolysyndactyly type II (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Radioulnar synostosis with amegakaryocytic thrombocytopenia syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Humeroulnar synostosis | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Fusion of mandibular incisor teeth (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Radioulnar synostosis with developmental delay and hypotonia syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Curry Jones syndrome | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Cleft hand with syndactyly | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Lumbarized first sacral vertebra | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Schilbach Rott syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Poland anomaly | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Microcephalus co-occurrent with cervical spine fusion anomaly (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Camptobrachydactyly (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Heterodymus | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Acrocephalosyndactyly type V (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Acrocephalosyndactyly | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Low assimilation pelvis | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Cloverleaf skull with multiple congenital anomalies syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 4 | 
| Osseous syndactyly of toes first web space | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Rhinocephaly | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Splenogonadal fusion, limb defect, micrognathia syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Mirror hands and feet co-occurrent with nasal defect (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Radioulnar synostosis and dislocation of radial head | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Autositic twin of asymmetrical conjoined twins (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Capra DeMarco syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Monocephalus tripus dibrachius | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Craniosynostosis Philadelphia type (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Anadidymus | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Aphalangy and syndactyly with microcephaly syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Deradelphus | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Monocephalus tetrapus dibrachius | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Blepharophimosis, ptosis, esotropia, syndactyly, short stature syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Cloverleaf skull with multiple congenital anomalies syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 5 | 
| Cloverleaf skull with multiple congenital anomalies syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Duplication of eyebrow and syndactyly syndrome | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Anakatadidymus | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Cephalothoracopagus (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Thoracodidymus | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| acrocefalopolysyndactylie type 4 | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Gastrothoracopagus | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Monocephalus | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| cephalodymus | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Pygodidymus | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Craniofrontonasal dysplasia with Poland anomaly syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 3 | 
| Katadidymus | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Omphaloangiopagus | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Syncephalus | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Radioulnar synostosis with microcephaly and scoliosis syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Acardius | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 3 | 
| Hypotrichosis and intellectual disability syndrome Lopes type (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Pygomelus | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Acardiacus anceps | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 3 | 
| Humeroradioulnar synostosis | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Humeroradioulnar synostosis | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Humeroradioulnar synostosis | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 3 | 
| FBLN1-related developmental delay, central nervous system anomaly, syndactyly syndrome | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Tarsal coalitions of bilateral feet (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Tarsal coalitions of bilateral feet (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Acephaly | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 3 | 
| Simple syndactyly of toes of right foot | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Simple syndactyly of toes of left foot (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Dobrow syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Cloverleaf skull, asphyxiating thoracic dysplasia syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 3 | 
| Cloverleaf skull, asphyxiating thoracic dysplasia syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 4 | 
| Syndactyly, nystagmus syndrome due to 2q31.1 microduplication | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Syndactyly, polydactyly, ear lobe syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Heart defect, tongue hamartoma, polysyndactyly syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Repair of syndactyly with skin graft (procedure) | Direct morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Correction of syndactyly with skin flap and graft | Direct morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Correction of syndactyly of fingers using skin graft | Direct morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Cloverleaf skull, asphyxiating thoracic dysplasia syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Simple syndactyly lesser toes | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Symbrachydactyly of toe (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Imperforate hymen | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Timothy syndrome type 2 (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Wildervanck syndrome | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Sacralization of fifth lumbar vertebra (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Transitional lumbosacral vertebra | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Progressive deafness with stapes fixation (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Syndactyly of toes with fusion of bones of toes of bilateral feet (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Syndactyly of toes with fusion of bones of toes of bilateral feet (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Syndactyly of toes with fusion of bones of toes of bilateral feet (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 3 | 
| Syndactyly of toes with fusion of bones of toes of bilateral feet (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 4 | 
| Syndactyly of toes of bilateral feet (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Syndactyly of toes of bilateral feet (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Bilateral humeroradial synostosis | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Bilateral humeroradial synostosis | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Bilateral humeroradial synostosis | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 3 | 
| Bilateral humeroradial synostosis | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 4 | 
| Bilateral syndactyly of fingers with fusion of bones | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| Bilateral syndactyly of fingers with fusion of bones | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Radioulnar synostosis and dislocation of radial head | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 3 | 
| Radioulnar synostosis with microcephaly and scoliosis syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 3 | 
| Capra DeMarco syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 5 | 
| Radioulnar synostosis with amegakaryocytic thrombocytopenia syndrome (disorder) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 3 | 
| Proximal radioulnar synostosis | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Distal radioulnar synostosis | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| Radioulnar synostosis | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| radio-ulnaire synostose van beide bovenste extremiteiten (aandoening) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 1 | 
| radio-ulnaire synostose van beide bovenste extremiteiten (aandoening) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 2 | 
| radio-ulnaire synostose van beide bovenste extremiteiten (aandoening) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 3 | 
| radio-ulnaire synostose van beide bovenste extremiteiten (aandoening) | Associated morphology | False | congenitale afwijkende fusie | Inferred relationship | Some | 4 |