| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Congenital myogenic ptosis | Is a | False | Congenital ptosis | Inferred relationship | Existential restriction modifier |  | 
| Congenital dysgenetic ptosis | Is a | True | Congenital ptosis | Inferred relationship | Existential restriction modifier |  | 
| Congenital ptosis of upper eyelid | Is a | False | Congenital ptosis | Inferred relationship | Existential restriction modifier |  | 
| Congenital myogenic ptosis | Is a | True | Congenital ptosis | Inferred relationship | Existential restriction modifier |  | 
| Blepharoptosis, myopia, ectopia lentis syndrome | Is a | True | Congenital ptosis | Inferred relationship | Existential restriction modifier |  | 
| Blepharophimosis, ptosis, esotropia, syndactyly, short stature syndrome | Is a | True | Congenital ptosis | Inferred relationship | Existential restriction modifier |  | 
| Microbrachycephaly, ptosis, cleft lip syndrome | Is a | True | Congenital ptosis | Inferred relationship | Existential restriction modifier |  | 
| Posterior fusion of lumbosacral vertebrae and blepharoptosis syndrome | Is a | True | Congenital ptosis | Inferred relationship | Existential restriction modifier |  | 
| Ptosis, strabismus, ectopic pupil syndrome | Is a | True | Congenital ptosis | Inferred relationship | Existential restriction modifier |  | 
| Oculopharyngodistal myopathy | Is a | False | Congenital ptosis | Inferred relationship | Existential restriction modifier |  | 
| Congenital ptosis of left upper eyelid | Is a | True | Congenital ptosis | Inferred relationship | Existential restriction modifier |  | 
| Congenital ptosis of right upper eyelid | Is a | True | Congenital ptosis | Inferred relationship | Existential restriction modifier |  | 
| Congenital Horner syndrome | Is a | True | Congenital ptosis | Inferred relationship | Existential restriction modifier |  | 
| Ptosis, upper ocular movement limitation, absence of lacrimal punctum syndrome | Is a | True | Congenital ptosis | Inferred relationship | Existential restriction modifier |  | 
| Blepharophimosis epicanthus inversus ptosis syndrome | Is a | True | Congenital ptosis | Inferred relationship | Existential restriction modifier |  | 
| Metopic ridging, ptosis, facial dysmorphism syndrome | Is a | True | Congenital ptosis | Inferred relationship | Existential restriction modifier |  | 
| Congenital fibrosis syndrome | Is a | True | Congenital ptosis | Inferred relationship | Existential restriction modifier |  |