| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Congenital dilatation of stomach | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 2 | 
| Congenital dilatation of lobar intrahepatic bile duct | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| Congenital dilatation of ductus arteriosus | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 2 | 
| Congenital dilatation of carotid artery | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 2 | 
| Congenital dilatation of subclavian artery | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 2 | 
| Congenital dilatation of inferior vena cava | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 2 | 
| Congenital cystic bronchiectasis | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| Congenital obstructive megaureter (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 2 | 
| Congenital megaduodenum (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Giant esophagus | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 2 | 
| Mowat-Wilson syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 4 | 
| Megacystis-megaureter syndrome | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| Congenital dilatation of esophagus | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Congenital dilatation of trachea | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Congenital dilatation of colon | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Megalourethra | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| Long segment Hirschsprung's disease (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 5 | 
| Short segment Hirschsprung's disease | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 5 | 
| Congenital aganglionic megacolon | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| Total intestinal aganglionosis (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| Mowat-Wilson syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Aganglionosis of Auerbach's plexus (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Congenital hydrocephalus due to toxoplasmosis | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 5 | 
| hydromyelocele med hydrocefalus | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 7 | 
| Myelocele with hydrocephalus | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| Dandy-Walker syndrome | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| Congenital hydrocephalus | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 4 | 
| Rachischisis with hydrocephalus | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 2 | 
| Spina bifida with hydrocephalus of late onset | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 2 | 
| Dandy-Walker syndrome with spina bifida | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| Congenital hydronephrosis | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 5 | 
| Congenital hydrocephalus | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Megalourethra | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Congenital dilatation of renal pelvis | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Waardenburg Shah syndrome | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 6 | 
| Cerebellum agenesis with hydrocephaly | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| Growth delay with hydrocephalus and lung hypoplasia syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| Familial idiopathic dilatation of right atrium (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Caroli disease (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Congenital hydronephrosis | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Congenital primary megaureter (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Congenital dilatation of ureter (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| L1 syndrome | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 2 | 
| Hydrocephalus with cleft palate and joint contracture syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 12 | 
| Vertebral abnormality, anal atresia, cardiac abnormality, tracheo-esophageal fistula, renal anomaly, limb defect syndrome with hydrocephalus (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| X-linked Dandy-Walker malformation with intellectual disability, basal ganglia disease and seizure syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 10 | 
| Bilateral congenital primary hydronephrosis (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 5 | 
| Capra DeMarco syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 5 | 
| Craniosynostosis with Dandy-Walker malformation and hydrocephalus syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 7 | 
| Congenital dilatation of aortic root (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Hydrocephalus with endocardial fibroelastosis and cataract syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 6 | 
| Hydrocephalus, cardiac malformation, dense bone syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 4 | 
| Hydrocephalus, costovertebral dysplasia, Sprengel anomaly syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| Hydrocephalus with obesity and hypogonadism syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| Hydrocephalus, cardiac malformation, dense bone syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| Hirschsprung disease with nail hypoplasia and dysmorphism (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 8 | 
| Hirschsprung disease with deafness and polydactyly syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 8 | 
| Goldberg Shprintzen megacolon syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 8 | 
| Megalencephaly, polymicrogyria, postaxial polydactyly, hydrocephalus syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 4 | 
| Okamoto syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 7 | 
| Macrocephaly, short stature, paraplegia syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 12 | 
| Long segment Hirschsprung's disease (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| Short segment Hirschsprung's disease | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| Waardenburg Shah syndrome | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Waardenburg Shah syndrome | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 2 | 
| Congenital aganglionic megacolon | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 2 | 
| Total intestinal aganglionosis (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 2 | 
| Hirschsprung disease of rectosigmoid region (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 7 | 
| Extensive aganglionosis Hirschsprung disease (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 5 | 
| Haddad syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 7 | 
| Hirschsprung disease with type D brachydactyly syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 9 | 
| Spinal muscular atrophy, Dandy-Walker malformation, cataract syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 9 | 
| Hydrocephalus, tall stature, joint laxity syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 8 | 
| Dandy-Walker malformation with postaxial polydactyly syndrome | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 9 | 
| Facial dysmorphism, macrocephaly, myopia, Dandy-Walker malformation syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 13 | 
| Congenital obstructive hydrocephalus | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Familial thoracic aortic aneurysm and aortic dissection | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Secondary megacolon - congenital | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Ectasia of left atrial appendage | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Ectasia of right atrial appendage (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| hydromyelocele med hydrocefalus | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| Hydrocephalus with obesity and hypogonadism syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 2 | 
| Congenital cystic bronchiectasis | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Goldberg Shprintzen megacolon syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 4 | 
| Long segment Hirschsprung's disease (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 2 | 
| Spina bifida with hydrocephalus of late onset | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Congenital obstructive megaureter (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Short segment Hirschsprung's disease | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 2 | 
| Haddad syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Hirschsprung disease of rectosigmoid region (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Okamoto syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Congenital hydrocephalus due to toxoplasmosis | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Bilateral congenital primary hydronephrosis (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Choledochocele (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Hirschsprung disease with type D brachydactyly syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 2 | 
| Megalencephaly, polymicrogyria, postaxial polydactyly, hydrocephalus syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Rachischisis with hydrocephalus | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Megacystis-megaureter syndrome | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Growth delay with hydrocephalus and lung hypoplasia syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 | 
| Hirschsprung disease with deafness and polydactyly syndrome (disorder) | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 3 | 
| L1 syndrome | Associated morphology | False | kongenital dilatation | Inferred relationship | Some | 1 |