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Procedure

Right hemicolectomy Transverse colectomy Left hemicolectomy Sigmoidectomy Low anterior resection Total abdominal colectomy Abdominoperineal resection Transanal disk excision (local excision) Endoscopic mucosal resection Not specified

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Tumor Site (select all that apply)

Cecum Ileocecal valve Right (ascending) colon Hepatic flexure Transverse colon Splenic flexure Left (descending) colon Sigmoid colon Rectosigmoid region Rectum Colon, not otherwise specified Cannot be determined

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Tumor Size (cm)

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Macroscopic Tumor Perforation

Not identified Present Cannot be determined

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Histologic Type

Adenocarcinoma Mucinous adenocarcinoma Signet-ring cell carcinoma (poorly cohesive carcinoma) Medullary carcinoma Serrated adenocarcinoma Micropapillary carcinoma Adenosquamous carcinoma Undifferentiated carcinoma Carcinoma with sarcomatoid component Large cell neuroendocrine carcinoma Small cell neuroendocrine carcinoma Mixed neuroendocrine-non-neuroendocrine neoplasm Other histologic type Carcinoma, type cannot be determined

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Histologic Grade

G1: Well differentiated G2: Moderately differentiated G3: Poorly differentiated G4: Undifferentiated Other GX: Cannot be assessed Not applicable

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Tumor Extension

No evidence of primary tumor No invasion (high-grade dysplasia) Tumor invades lamina propria/muscularis mucosae (intramucosal carcinoma) Tumor invades submucosa Tumor invades muscularis propria Tumor invades through the muscularis propria into pericolorectal tissue Tumor invades the visceral peritoneum Tumor directly invades adjacent structures Cannot be assessed

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Margins

All margins are uninvolved by invsive carcinoma and high-grade or low-grade dysplasia One or more margins involved by neoplasia

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Treatment Effect A word about scoring treatment effect

×

A word about scoring treatment effect

No known presurgical therapy Present, complete response, score 0 Present, near complete response, score 1 Present, partial response, score 2 Absent, poor or no response, score 3 Cannot be determined

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Lymphovascular Invasion

Not identified Present, small vessel lymphovascular invasion Present, large vessel (venous) invasion Present, intramural Present, extramural Cannot be determined

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Perineural Invasion

Not identified Present Cannot be determined

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+ Tumor Budding A word about tumor budding

×

A word about tumor budding

Body text

Low score (0-4) Intermediate score (5-9) High score (10 or more) Cannot be determined

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Tumor Deposits

Not identified Present Cannot be determined

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Regional Lymph Nodes

Check here if any lymph nodes submitted?

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Pathologic Staging (pTNM)

TNM Descriptors (select all that apply)

Not applicable m r y

pT

pTX: Primary tumor cannot be assessed pT0: No evidence of primary tumor pTis: Carcinoma in situ, intramucosal carcinoma (involvement of lamina propria with no extension through muscularis mucosae) pT1: Tumor invades the submucosa (through the muscularis mucosa but not into the muscularis propria) pT2: Tumor invades the muscularis propria pT3: Tumor invades through the muscularis propria into pericolorectal tissues pT4a: Tumor invades through the visceral peritoneum pT4b: Tumor directly invades or adheres to adjacent organs or structures

pN Regional lymph nodes based on tumor site A word about lymph node designation

pNX: Regional lymph nodes cannot be assessed pN0: No regional lymph node metastasis pN1a: One regional lymph node is positive pN1b: Two or three regional lymph nodes are positive pN1c: No regional lymph nodes are positive, but there are tumor deposits in the subserosa, mesentery, or mesorectal tissues. pN2a: Four to six regional lymph nodes are positive pN2b: Seven or more regional lymph nodes are positive

pM

pMx: Not applicable pM1a: Metastasis to one site or organ is identified without peritoneal metastasis pM1b: Metastasis to two or more sites or organs is identified without peritoneal metastasis pM1c: Metastasis to the peritoneal surface is identified alone or with other site or organ metastases

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+ Additional Pathologic Findings (select all that apply)

None identified Adenoma(s) Ulcerative colitis Crohn disease Diverticulosis Dysplasia arising in inflammatory bowel disease Polyps, type Other