| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Entire lower lip | Is a | True | Lower lip structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of vermilion border of lower lip | Is a | True | Lower lip structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of frenulum labii inferioris | Is a | False | Lower lip structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of mucocutaneous junction of lower lip | Is a | True | Lower lip structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of mucous membrane of lower lip | Is a | True | Lower lip structure | Inferred relationship | Existential restriction modifier |  | 
| Skin structure of lower lip | Is a | False | Lower lip structure | Inferred relationship | Existential restriction modifier |  | 
| Subcutaneous tissue structure of lower lip | Is a | False | Lower lip structure | Inferred relationship | Existential restriction modifier |  | 
| Lower lip low | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis, deep suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cheilitis glandularis, superficial suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cheilognathoschisis | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilognathoprosoposchisis | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 3 | 
| Staphylococcal fissure of lower lip | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cheilitis glandularis, superficial suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis, deep suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cheilitis glandularis | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis, superficial suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis, superficial suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cheilitis glandularis, deep suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cheilitis glandularis, deep suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital lower lip pits | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cheilitis glandularis, superficial suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cheilitis glandularis, superficial suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis, deep suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis, deep suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cheilitis glandularis | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cheilitis glandularis, superficial suppurative type | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cheilitis glandularis, superficial suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis, deep suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cheilitis glandularis, deep suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cheilitis glandularis, superficial suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cheilitis glandularis, superficial suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis, deep suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis, deep suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cheilitis glandularis | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cheilitis glandularis | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis, superficial suppurative type | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Cheilitis glandularis, superficial suppurative type | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis, deep suppurative type | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis, deep suppurative type | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Staphylococcal fissure of lower lip | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Congenital lower lip pits | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Laceration of lower lip | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Laceration of lower lip | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Cheilitis glandularis, deep suppurative type | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 5 | 
| Congenital lower lip pits | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 3 | 
| Cheilitis glandularis, superficial suppurative type | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 4 | 
| Familial median cleft of upper and lower lip | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 4 | 
| Midline cleft of lower lip | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 3 | 
| Familial median cleft of upper and lower lip | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Protrusion of lower lip | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Eversion of lower lip | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Retrusion of lower lip | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Mucous cyst of lower lip | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Deep third degree burn of upper and lower lip | Finding site | False | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Midline cleft of lower lip | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of oral cavity, lips, salivary glands | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 2 | 
| Structure of skin and/or subcutaneous tissue of lower lip | Is a | True | Lower lip structure | Inferred relationship | Existential restriction modifier |  | 
| Structure of vermilion of lower lip | Is a | True | Lower lip structure | Inferred relationship | Existential restriction modifier |  | 
| Ulcer of lower lip | Finding site | True | Lower lip structure | Inferred relationship | Existential restriction modifier | 1 |