| Outbound Relationships | Type | Target | Active | Characteristic | Refinability | Group | Values | 
| Choanal atresia, unspecified | Is a | Choanal atresia | false | Inferred relationship | Some |  |  | 
| Choanal atresia, unspecified | Occurrence | Congenital | false | Inferred relationship | Some |  |  | 
| Choanal atresia, unspecified | Finding site | External nose structure | false | Inferred relationship | Some | 2 |  | 
| Choanal atresia, unspecified | Associated morphology | Congenital malformation | false | Inferred relationship | Some | 1 |  | 
| Choanal atresia, unspecified | Finding site | Structure of choana (body structure) | false | Inferred relationship | Some | 1 |  | 
| Choanal atresia, unspecified | Finding site | Structure of respiratory system (body structure) | false | Inferred relationship | Some | 3 |  | 
| Choanal atresia, unspecified | Associated morphology | Congenital deformity | false | Inferred relationship | Some | 2 |  | 
| Choanal atresia, unspecified | Associated morphology | Congenital deformity | false | Inferred relationship | Some | 3 |  | 
| Choanal atresia, unspecified | Associated morphology | anomalie congénitale | false | Inferred relationship | Some | 1 |  | 
| Choanal atresia, unspecified | Associated morphology | Congenital deformity | false | Inferred relationship | Some | 3 |  | 
| Choanal atresia, unspecified | Is a | Congenital abnormal shape of nose | false | Inferred relationship | Some |  |  | 
| Choanal atresia, unspecified | Associated morphology | Congenital atresia | false | Inferred relationship | Some | 1 |  | 
| Choanal atresia, unspecified | Associated morphology | Congenital atresia | false | Inferred relationship | Some | 1 |  | 
| Choanal atresia, unspecified | Finding site | Structure of choana (body structure) | false | Inferred relationship | Some | 1 |  |