| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Dysgenesis of corpus callosum | Is a | False | Congenital malformation of corpus callosum | Inferred relationship | Existential restriction modifier |  | 
| Atrophy of corpus callosum | Is a | False | Congenital malformation of corpus callosum | Inferred relationship | Existential restriction modifier |  | 
| Agenesis of corpus callosum | Is a | False | Congenital malformation of corpus callosum | Inferred relationship | Existential restriction modifier |  | 
| Aplasia of corpus callosum | Is a | True | Congenital malformation of corpus callosum | Inferred relationship | Existential restriction modifier |  | 
| Anomaly of corpus callosum NOS | Is a | False | Congenital malformation of corpus callosum | Inferred relationship | Existential restriction modifier |  | 
| Agenesis of corpus callosum | Is a | False | Congenital malformation of corpus callosum | Inferred relationship | Existential restriction modifier |  | 
| Partial agenesis of corpus callosum | Is a | False | Congenital malformation of corpus callosum | Inferred relationship | Existential restriction modifier |  | 
| Hypoplasia of corpus callosum | Is a | True | Congenital malformation of corpus callosum | Inferred relationship | Existential restriction modifier |  | 
| Microcephaly, thin corpus callosum, intellectual disability syndrome | Is a | True | Congenital malformation of corpus callosum | Inferred relationship | Existential restriction modifier |  | 
| Median cleft of upper lip, corpus callosum lipoma, cutaneous polyp syndrome | Is a | False | Congenital malformation of corpus callosum | Inferred relationship | Existential restriction modifier |  | 
| Warburg micro syndrome | Is a | True | Congenital malformation of corpus callosum | Inferred relationship | Existential restriction modifier |  | 
| White matter hypoplasia, corpus callosum agenesis, intellectual disability syndrome | Is a | True | Congenital malformation of corpus callosum | Inferred relationship | Existential restriction modifier |  | 
| Spastic tetraplegia, thin corpus callosum, progressive postnatal microcephaly syndrome | Is a | True | Congenital malformation of corpus callosum | Inferred relationship | Existential restriction modifier |  | 
| Microcephaly, corpus callosum hypoplasia, intellectual disability, facial dysmorphism syndrome | Is a | True | Congenital malformation of corpus callosum | Inferred relationship | Existential restriction modifier |  | 
| Anomaly of corpus callosum NOS | Is a | False | Congenital malformation of corpus callosum | Inferred relationship | Existential restriction modifier |  |