| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Acantholytic dyskeratotic epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Nevus striatus symmetricus of thumbs | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermal nevus syndrome | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Linear sebaceous nevus sequence | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Pigmented hairy epidermal nevus | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 2 | 
| Pigmented hairy epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 2 | 
| Nevus unius lateris | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 8 | 
| Congenital absence of skin on scalp with epidermal nevi | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 2 | 
| Epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Systematized epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Verrucous epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Lichenoid epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Nevus corniculatus, acantholytic epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Inflammatory linear verrucous epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Systematized epidermolytic epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Acantholytic epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Nevoid psoriasis | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Localized epidermolytic epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermolytic epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Relapsing linear acantholytic dermatosis | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Inflammatory epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Acantholytic dyskeratotic epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Linear sebaceous nevus sequence | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Verrucous epidermal nevus | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermal nevus syndrome | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Systematized epidermolytic epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Lichenoid epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Systematized epidermal nevus | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermal nevus | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Localized epidermolytic epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermolytic epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Relapsing linear acantholytic dermatosis | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Acantholytic epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Nevus corniculatus, acantholytic epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Inflammatory linear verrucous epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Nevoid psoriasis | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Inflammatory epidermal nevus | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Nevus striatus symmetricus of thumbs | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Nevus sebaceous | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital lipomatous overgrowth, vascular malformation, epidermal nevi, skeletal anomaly syndrome | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 4 | 
| Phakomatosis pigmentokeratotica | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Segmental outgrowth, lipomatosis, arteriovenous malformation, epidermal nevus syndrome | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 4 | 
| Congenital lipomatous overgrowth, vascular malformation, epidermal nevi, skeletal anomaly syndrome | Associated morphology | False | Epidermal nevus | Inferred relationship | Existential restriction modifier | 3 | 
| Nevus epidermicus verrucosus with angiodysplasia and aneurysm syndrome | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Sebaceous nevus, central nervous system malformations, aplasia cutis congenita, limbal dermoid, pigmented nevus syndrome | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 3 | 
| Didymosis aplasticosebacea | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 2 | 
| Angora hair nevus | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Pigmented hairy epidermal nevus of left lower limb | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Pigmented hairy epidermal nevus of right lower limb | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Pigmented hairy epidermal nevus of right upper limb | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Pigmented hairy epidermal nevus of left upper limb | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Pigmented hairy epidermal nevus of trunk | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Acantholytic epidermal nevus | Is a | True | Epidermal nevus | Inferred relationship | Existential restriction modifier |  | 
| Epidermolytic epidermal nevus | Is a | True | Epidermal nevus | Inferred relationship | Existential restriction modifier |  | 
| Inflammatory epidermal nevus | Is a | True | Epidermal nevus | Inferred relationship | Existential restriction modifier |  | 
| Epidermal nevus of left upper limb | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermal nevus of right upper limb | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermal nevus of face | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermal nevus of neck | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermal nevus of scalp | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermal nevus of trunk | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermal nevus of left lower eyelid | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermal nevus of left upper eyelid | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermal nevus of right upper eyelid | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermal nevus of right lower eyelid | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital absence of skin on scalp with epidermal nevi | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 3 | 
| Epidermal nevus of skin of bilateral upper limbs | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermal nevus of skin of bilateral upper limbs | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 2 | 
| Epidermal nevus of skin of left ear | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermal nevus of skin of right ear | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermal nevus of skin of lip | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermal nevus of skin of left lower limb | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Epidermal nevus of skin of right lower limb | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 | 
| Linear verrucous nevus syndrome | Associated morphology | True | Epidermal nevus | Inferred relationship | Existential restriction modifier | 1 |