| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| oppervlakkig corpus alienum in lip zonder grote open wond en zonder infectie (aandoening) | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Secondary syphilis of mouth | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Stomatitis | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Unilateral complete cleft lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Incomplete bilateral cleft lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 2 | 
| Leukoplakia of oral mucosa | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Chronic lip fold dermatitis | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Lip ulcer | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Hypertrophy of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Contusion of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Cheilitis glandularis, superficial suppurative type | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Cleft palate with cleft lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 4 | 
| AIDS with leukoplakia of oral mucosa (tongue) | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 2 | 
| Third degree burn of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Denture stomatitis | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Erythroplakia of mouth (disorder) | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Cleft lip sequence (disorder) | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Vesicular stomatitis Alagoas virus disease | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Stevens-Johnson syndrome | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Burn of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Incomplete bilateral cleft palate with cleft lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Pyogenic granuloma of oral mucosa | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Cheilognathoschisis | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 5 | 
| Epidermal burn of lip (disorder) | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Cheilitis | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Van der Woude syndrome | Finding site | True | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Granular stomatitis | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Recurrent aphthous ulcer | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Cleft lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Complete bilateral cleft lip (disorder) | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Eosinophilic granuloma of oral mucosa | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Erythema iris | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Abscess of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Foot-and-mouth disease | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Melanoplakia | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| White sponge nevus of mucosa | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Oral papillomatosis | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 2 | 
| Cheilognathoprosoposchisis | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 6 | 
| Hemorrhagic stomatitis | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| oppervlakkig corpus alienum in lip zonder grote open wond maar met infectie (aandoening) | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Disorder of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Leukoplakia of tongue | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 2 | 
| Benign neoplasm of commissure of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Benign neoplasm of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Carcinoma in situ of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Malignant melanoma of skin of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Primary malignant neoplasm of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Primary malignant neoplasm of skin of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Metastatic malignant neoplasm to commissure of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 2 | 
| Metastatic malignant neoplasm to lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 2 | 
| Neoplasm of uncertain behavior of commissure of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Neoplasm of uncertain behavior of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 2 | 
| Neoplasm of uncertain behavior of skin of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 2 | 
| Ocular-mucous membrane syndrome | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 5 | 
| Malignant neoplasm of overlapping lesion of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Malignant melanoma of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Acquired ectropion of lip (disorder) | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Unilateral complete cleft palate with cleft lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 2 | 
| Unilateral incomplete cleft palate with cleft lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 2 | 
| Bilateral complete cleft palate with cleft lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| bilaterale incomplete cheilopalatoschisis (aandoening) | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 2 | 
| Central complete cleft palate with cleft lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 3 | 
| Central incomplete cleft palate with cleft lip (disorder) | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 2 | 
| Cleft hard palate with cleft lip, bilateral | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 4 | 
| Unilateral cleft hard palate with cleft lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 3 | 
| Congenital ectropion of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| diepe tweedegraads brandwond van lip van mond (aandoening) | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Deep full thickness burn of the lip(s) without loss of body part | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Deep full thickness burn of the lip(s), with loss of body part | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Melanin pigmentation of oral mucosa associated with systemic condition | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Staphylococcal fissure of lower lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Cheilopalatoschisis | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 4 | 
| Palatoschisis | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 4 | 
| Carcinoma of frenum of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| oppervlakkige tweedegraads brandwond van lip van mond (aandoening) | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Carcinoma of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Malignant tumour of fraenum of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Malignant neoplasm of lip unspecified, inner aspect | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Malignant neoplasm of lip unspecified, frenulum | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Malignant neoplasm of other sites of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Malignant neoplasm of vermilion border of lip unspecified | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Malignant neoplasm of lip, unspecified, external | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Malignant neoplasm of lip, unspecified, lipstick area | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Malignant neoplasm of lip, vermilion border NOS | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Benign neoplasm of lip NOS | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Oral aphthae NOS | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Diseases of lips NOS | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Cleft lip, unspecified | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Cleft lip NOS | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Cleft palate with cleft lip, unspecified | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 1 | 
| Cleft palate with cleft lip NOS | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 4 | 
| Cleft palate or cleft lip NOS | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 2 | 
| Other anomalies of lip | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Other anomaly of lip NOS | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| [X]Unspecified cleft palate with cleft lip, bilateral | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 2 | 
| Unspecified thickness burn of lip(s) | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| Other congenital anomaly of palate | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 2 | 
| Malignant neoplasm of lip, unspecified | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some |  | 
| bevinding betreffende kleur van orale mucosa | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 2 | 
| bevinding betreffende vochtigheid van orale mucosa | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 2 | 
| Amalgam tattoo | Finding site | False | Oral mucous membrane structure | Inferred relationship | Some | 4 |