| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Carcinoma in situ of commissure of lip | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 13 | 
| Carcinoma in situ of common bile duct | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 8 | 
| Carcinoma in situ of conjunctiva | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 3 | 
| Carcinoma in situ of cornea | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of cornea | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of dorsal surface of tongue | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 8 | 
| Carcinoma in situ of dorsal surface of tongue | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 43 | 
| Carcinoma in situ of endocrine gland | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 4 | 
| Carcinoma in situ of endometrium | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of epididymis | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of epiglottis | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of eustachian tube | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of eye | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 3 | 
| Carcinoma in situ of female breast | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of female genital organ | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of floor of mouth | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 5 | 
| Carcinoma in situ of floor of mouth | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 11 | 
| Carcinoma in situ of gastrointestinal tract | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 3 | 
| Carcinoma in situ of gingival mucosa | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of gingival mucosa | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 6 | 
| Carcinoma in situ of gum | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of gum | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of hard palate | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of hard palate | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 6 | 
| Carcinoma in situ of hypopharynx | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of ileum | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of inner aspect of lip | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of inner aspect of lower lip | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of inner aspect of upper lib | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of junctional region of epiglottis | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of junctional zone of tongue | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of junctional zone of tongue | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 6 | 
| Carcinoma in situ of kidney | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of lacrimal duct | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of lacrimal duct | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of lacrimal gland | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of lacrimal gland | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of large intestine | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 4 | 
| Carcinoma in situ of laryngeal surface of epiglottis | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of larynx | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of lateral portion of floor of mouth | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of lateral portion of floor of mouth | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 6 | 
| Carcinoma in situ of lateral wall of oropharynx | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of lingual tonsil | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of lip | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 3 | 
| Carcinoma in situ of liver | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 4 | 
| Carcinoma in situ of liver | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 8 | 
| Carcinoma in situ of lower gum | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of lower gum | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 6 | 
| Carcinoma in situ of lung | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of major salivary gland | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 3 | 
| Carcinoma in situ of major salivary gland | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of male breast | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 3 | 
| Carcinoma in situ of male genital organ | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of mastoid air cells | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of middle ear | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of minor salivary gland | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of minor salivary gland | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of mouth | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of nasal cavity | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of nasopharynx | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of orbit | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 3 | 
| Carcinoma in situ of oropharynx | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 4 | 
| Carcinoma in situ of palate | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of palate | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 12 | 
| Carcinoma in situ of tonsil | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of pancreatic duct | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 22 | 
| Carcinoma in situ of parathyroid gland | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of parietal pleura | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier |  | 
| Carcinoma in situ of parotid gland | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of parotid gland | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 6 | 
| Carcinoma in situ of penis | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of pharynx | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of pineal gland | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of pituitary gland | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 3 | 
| Carcinoma in situ of placenta | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of pleura | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier |  | 
| Carcinoma in situ of postcricoid region | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of posterior hypopharyngeal wall | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of posterior wall of nasopharynx | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of posterior wall of oropharynx | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of posterior wall of urinary bladder | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of prostate | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of pyloric antrum | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 8 | 
| Carcinoma in situ of pylorus | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 3 | 
| Carcinoma in situ of pyriform sinus | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of renal pelvis | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of respiratory tract | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 2 | 
| Carcinoma in situ of retina | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of retromolar area | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of right lower lobe of lung | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of right middle lobe of lung | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of right upper lobe of lung | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of round ligament of uterus | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of sclera | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of scrotum | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of sebaceous gland | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of skin of abdomen | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of skin of ankle | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of skin of arm | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 | 
| Carcinoma in situ of skin of cheek | Associated morphology | False | Carcinoma in situ, no International Classification of Diseases for Oncology subtype | Inferred relationship | Existential restriction modifier | 1 |