| Inbound Relationships | Type | Active | Source | Characteristic | Refinability | Group | 
| Epididymis involved by direct extension of malignant neoplasm (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Clinical stage I A | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pT4: Melanoma greater than 4.0 mm in thickness, with or without ulceration (melanoma of the skin) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Lymphatic (small vessel) invasion by tumor absent (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Clark melanoma level 1 | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| pM1a: Metastasis in celiac lymph nodes (lower thoracic esophagus) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Microcalcifications in tumor and non-neoplastic tissue present (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Dukes stage D (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Microcalcifications present in malignant neoplasm (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| International Federation of Gynecology and Obstetrics cervical cancer (FIGO CC) stage IVB | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Cancer diagnosis based on clinical evidence (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Thyroid TNM finding | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pN3c category | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pM1b: Distant metastasis other than to non-regional lymph nodes and lungs (testis) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Modified Dukes stage C2 | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Abnormal radiologic density, nodular | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| T3b (IIIB): Tumor of uterine cervix extends to pelvic wall and/or causes hydronephrosis or nonfunctioning kidney | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pT2a (IIA): Tumor without parametrial invasion (TNM category and FIGO stage) (uterine cervix) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pT2a: Tumor 10 mm to 16 mm in greatest basal diameter and between 2.5 and 10 mm in maximum height (thickness) without microscopic extraocular extension (ciliary body and choroid) (uveal melanoma) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| T2: Aerodigestive tract tumor causing bone erosion or destruction, except for the posterior antral wall, including extension into hard palate and/or middle nasal meatus | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Any T/any N and M1 (IV): Growth involving one or both ovaries with distant metastasis. (TNM category and FIGO stage) (ovary) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Kidney TNM finding | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pT4: Extraocular tumor extension which includes sites as per American Joint Committee on Cancer 6th Edition definition (retinoblastoma) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| International neuroblastoma staging system stage 2A (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Tumor regression finding (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Carcinoma of skin (excluding eyelid, vulva, penis, and melanomas) TNM finding | Interprets | False | Lesion observable | Inferred relationship | Some | 3 | 
| pT4 (IVA): Tumor invades mucosa of the bladder or rectum and/or extends beyond the true pelvis (bullous edema is not sufficient evidence to classify a tumor as T4) (TNM category and FIGO stage) (vagina) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pT2: Tumor invades duodenal wall (ampulla of Vater) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Lymphoma stage IIIe | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Modified Dukes stage D | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Pleural invasion by tumor cannot be assessed (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 3 | 
| pT3b (IIIB): Tumor extends to pelvic wall and/or causes hydronephrosis or non-functioning kidney (TNM category and FIGO stage) (uterine cervix) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Tumor size cannot be assessed (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| T2 (II): Endometrial tumor invades cervix, but does not extend beyond uterus | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Tumor invades beyond pancreatic capsule to adjacent large vessels (endocrine pancreas) (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| International Federation of Gynecology and Obstetrics cervical cancer stage Ib occ | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Gleason Score 2-4: Well differentiated | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| pT1 (I): Tumor confined to vagina (TNM category and FIGO stage) (vagina) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| N2: Metastasis to ipsilateral axillary lymph node(s) fixed to one another or to other structures | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Epithelial ovarian tumor, International Federation of Gynecology and Obstetrics stage IV | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| T1b: Tumor involves both vocal cords | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pT3: Melanoma 2.01 to 4.0 mm in thickness, with or without ulceration (melanoma of the skin) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Diffuse tumor configuration | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| pT2: Tumor extends to the soft tissues (nasopharynx) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| T2: Ampulla tumor invades duodenal wall | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Pigmented tumor (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Clinical stage I | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Clinical stage IV S | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pT3: Tumor limited to larynx with vocal cord fixation (larynx, subglottis) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Cancer diagnosis based on specific tumour markers | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Lymphoma stage IIe | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| International neuroblastoma staging system stage 4 (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Tumor invasion limited to skin (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 3 | 
| pT4 (IVA): Tumor invades any of the following: upper urethra, bladder mucosa, rectal mucosa, or is fixed to the pubic bone (TNM category and FIGO stage) (vulva) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pT1a: Tumor 10 mm or less in greatest diameter and 2.5 mm or less in greatest height (thickness) without microscopic extraocular extension (ciliary body and choroid) (uveal melanoma) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Anaplasia absent (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Tumor invades muscularis mucosae (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Clinical stage II B | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pT2c: Tumor more than 2 cm, but not more than 5 cm, in greatest dimension, invading the subcutis and/or greater than 6 mm in thickness (carcinoma of skin excluding eyelid, vulva, penis, and melanomas) | Interprets | False | Lesion observable | Inferred relationship | Some | 3 | 
| Tumor stage cannot be determined (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| pT3c category | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pT2b: Tumor invades choroid focally (retinoblastoma) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Gleason grade score 10 out of 10 (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| pN3: Metastasis to contralateral mediastinal, contralateral hilar, ipsilateral or contralateral scalene, or supraclavicular lymph nodes(s) (lung) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| T4 (IVA): Endometrial tumor invades bladder mucosa and/or bowel mucosa | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Extraprostatic extension of tumor present (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Tumor invades Schlemm's canal (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| N1: Pelvic or inguinal lymph node metastasis | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Subglottis TNM finding | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| N3: Metastasis to ipsilateral internal mammary lymph node(s) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Regression involving 75 percent or more of tumor, present | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| pT2: Tumor invades muscularis propria (small intestine) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pT3b (IIIB): Macroscopic peritoneal metastasis beyond pelvis 2 cm or less in greatest dimension (TNM category and FIGO stage) (ovary) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pT2: Solitary tumor with vascular invasion or multiple tumors none more than 5 cm (liver, including intrahepatic bile ducts) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pT3: Tumor invades beyond muscularis into periureteric fat or renal parenchyma (renal pelvis) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Carcinoma of colon, stage III (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Extra-capsular extension of nodal tumor present (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Tumor contained within organ capsule (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Great vessels involved by direct extension of malignant neoplasm (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| pT1: Tumor 2 cm or less in greatest dimension (carcinoma of skin excluding eyelid, vulva, penis, and melanomas) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pT4a: Tumor invades cricoid or thyroid cartilage and/or invades tissues beyond the larynx (e.g., trachea, soft tissues of the neck including deep extrinsic muscle of the tongue, strap muscles, thyroid, or esophagus) (larynx, subglottis) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Tumor metastasis to non-regional lymph nodes absent (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Epithelial ovarian tumour, FIGO stage IVB | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Cystic, partially encapsulated tumor (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| N2c: Metastasis in bilateral or contralateral lymph nodes, none > 6 cm in greatest dimension | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Epithelial ovarian tumor, International Federation of Gynecology and Obstetrics stage IIIB | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Tumor stage T1a | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pT category finding | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| International Federation of Gynecology and Obstetrics cervical cancer (FIGO CC) stage IIIA | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Expansile (noninfiltrative) tumor configuration | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| Rete testis involved by direct extension of malignant neoplasm (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| G3: Nuclei very irregular, approximately 20 µ; nucleoli large and prominent | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| pN2: Bilateral regional lymph node metastasis (vulva) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| T2: Tumor limited to pancreas and > 2 cm in greatest dimension | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pT1: Tumor limited to one subsite of hypopharynx and 2 cm or less in greatest dimension (hypopharynx) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| T3b: Bladder tumor invades perivesical tissue macroscopically (extravesicular mass) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| Tumor invades abdominal cavity structure (finding) | Interprets | True | Lesion observable | Inferred relationship | Some | 2 | 
| N1c: >7 nodes involved | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| T3c (IIIC): Fallopian tube/ovarian tumor with peritoneal metastasis beyond pelvis > 2 cm in greatest dimension and/or regional lymph node metastasis | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pTis: Paget disease without invasive carcinoma (breast) | Interprets | False | Lesion observable | Inferred relationship | Some | 2 | 
| pT1mic category | Interprets | False | Lesion observable | Inferred relationship | Some | 2 |