Name	Value
NAME	COLON, CECUM
SURGERY CODING	COLON
CODE	C18.0
DEFAULT PRIMARY SITE GROUP	COLON
5TH EDITION N-CODES	NCA CODE: NX ACOS CODE: NX NRN CODE: N0 ACOS CODE: N0 1 to 3 regional lymph nodes CODE: N1 ACOS CODE: N1 4 or more regional lymph nodes CODE: N2 ACOS CODE: N2 NA CODE: NA ACOS CODE: NA
5TH EDITION T-CODE HELP	Primary Tumor (T) the subserosa, or into nonperitonealized pericolic or perirectal tissues T4 Tumor directly invades other organs or structures, and/or perforates visceral peritoneum TX Primary tumor cannot be assessed T0 No evidence of primary tumor Tis Carcinoma 'in situ': intraepithelial or invasion of lamina propria T1 Tumor invades submucosa T2 Tumor invades muscularis propria T3 Tumor invades through the muscularis propria into
SURGERY CODE GROUP-5TH ED	COLON, CECUM
5TH ED-SURGICAL APPROACH CODES	None CODE: 0 Endoscopy, NOS CODE: 1 Endoscopy, not image guided CODE: 2 Endoscopy, image guided CODE: 3 Open, NOS CODE: 4 Open, not assisted by endoscopy CODE: 5 Open, assisted by endoscopy CODE: 6 Unknown; not stated; death certificate ONLY CODE: 9
5TH EDITION N-CODE HELP	Regional Lymph Nodes (N) NX Regional lymph node(s) cannot be assessed N0 No regional lymph node metastasis N1 Metastasis in 1 to 3 regional lymph nodes N2 Metastasis in 4 or more regional lymph nodes
5TH ED-SURGERY PRIMARY SITE	None CODE: 0 SPS 2023 CODE: A000 Local tumor excision, cryosurgery CODE: 23 Local tumor excision, laser ablation CODE: 24 Local tumor excision, laser excision CODE: 25 Local tumor excision, polypectomy CODE: 26 SPS 2023 CODE: A260 Local tumor excision, excisional biopsy CODE: 27 SPS 2023 CODE: A270 Partial colectomy, segmental resection CODE: 30 SPS 2023 CODE: A300 Partial colectomy W permanent colostomy (Hartmann's) (ROADS) CODE: 31 Subtotal colectomy/hemicolectomy CODE: 40 SPS 2023 CODE: A400 Total colectomy CODE: 50 SPS 2023 CODE: A500 Total proctocolectomy CODE: 60 SPS 2023 CODE: A600 Local tumor destruction, NOS (w/o pathology specimen) CODE: 10 SPS 2023 CODE: A100 Colectomy/coloproctectomy w/en bloc res; pelvic exenteration CODE: 70 SPS 2023 CODE: A700 Colectomy, NOS CODE: 80 SPS 2023 CODE: A800 Surgery, NOS CODE: 90 SPS 2023 CODE: A900 Unknown; death certificate ONLY CODE: 99 SPS 2023 CODE: A990 Polypectomy-endoscopic CODE: 28 SPS 2023 CODE: A280 Polypectomy-surgical excision CODE: 29 SPS 2023 CODE: A290 Partial colectomy, segmental resection + contiguous organ CODE: 32 SPS 2023 CODE: A320 Subtotal colectomy/hemicolectomy + contiguous organ CODE: 41 SPS 2023 CODE: A410 Total colectomy + contiguous organ CODE: 51 SPS 2023 CODE: A510 Total protocolectomy + contiguous organ CODE: 61 SPS 2023 CODE: A610 Local tumor destruction, photodynamic therapy (PDT) CODE: 11 Local tumor destruction, electrocautery; fulguration CODE: 12 SPS 2023 CODE: A120 Local tumor destruction, cryosurgery CODE: 13 Local tumor destruction, laser CODE: 14 Local tumor excision, NOS (W/ pathology specimen) CODE: 20 SPS 2023 CODE: A200 Local tumor excision, photodynamic therapy (PDT) CODE: 21 Local tumor excision, electrocautery CODE: 22 SPS 2023 CODE: A220
5TH ED-SURGICAL MARGINS	All margins grossly and microscopically negative CODE: 0 Margins involved, NOS CODE: 1 Microscopic involvement CODE: 2 Macroscopic involvement CODE: 5 Margins not evaluable CODE: 7 No surgery of primary site CODE: 8 Unk whether margins involved or negative; death cert ONLY CODE: 9
5TH ED-SCOPE LYMPH NODE SURG	No regional lymph nodes removed CODE: 0 Regional lymph node(s) removed, NOS CODE: 1 Unknown; not stated; death certificate ONLY CODE: 9
5TH ED-SURGERY OTHER REG SITES	None CODE: 0 Unknown; not stated; death certificate ONLY CODE: 9 Surg to other sites/nodes, NOS; unk if regional or distant CODE: 1 Removal of other regional site(s), ONLY CODE: 2 Removal/surgical ablation of single liver metastasis CODE: 3 Removal/surgical ablation of multiple liver metastases CODE: 4 Combination of codes 2 and 3 or 4 CODE: 5 Removal of other distant sites or lymph nodes, ONLY CODE: 6 Combination of code 6 WITH 3 or 5 CODE: 7 Combination of code 6 WITH 4 CODE: 8
5TH ED-RECONSTRUCTION	No reconstruction/restoration CODE: 0 Colostomy (permanent) CODE: 1 Ileostomy, NOS CODE: 2 Ileostomy WITHOUT a reservoir or pouch CODE: 3 Ileostomy WITH an abdominal reservoir or pouch CODE: 4 Ileostomy WITH anal reservoir or pouch; artificial sphincter CODE: 5 Unknown; not stated; death certificate ONLY CODE: 9
5TH ED-BIOPSY PROCEDURE CODES	Not a breast or prostate primary CODE: 0
5TH ED-GUIDANCE CODES	Not a breast or prostate primary CODE: 0
7TH EDITION (T) CODES	T-CODE: X T-CODE: IS T-CODE: 4A T-CODE: 4B
7TH EDITION (T) CODE HELP	Primary Tumor (T) T4a Tumor penetrates to the surface of the visceral peritoneum T4b Tumor directly invades or is adherent to other organs or structures TX Primary tumor cannot be assessed T0 No evidence of primary tumor Tis Carcinoma in situ: intraepithelial or invasion of lamina propria T1 Tumor invades submucosa T2 Tumor invades muscularis propria T3 Tumor invades through the muscularis propria into pericolorectal tissues
7TH EDITION (N) CODES	N-CODE: X N-CODE: 1A N-CODE: 1B N-CODE: 1C N-CODE: 2A N-CODE: 2B
7TH EDITION (N) CODE HELP	Regional Lymph Nodes (N) N2 Metastasis in 4 or more regional lymph nodes N2a Metastasis in 4 to 6 regional lymph nodes N2b Metastasis in 7 or more regional lymph nodes NX Regional lymph nodes cannot be assessed N0 No regional lymph node metastasis N1 Metastasis in 1 to 3 regional lymph nodes N1a Metastasis in 1 regional lymph node N1b Metastasis in 2-3 regional lymph nodes N1c Tumor deposit(s) in the subserosa, mesentery, or non-peritonealized pericolic or perirectal tissues without regional nodal metastasis
7TH EDITION (M) CODES	M-CODE: 1A M-CODE: 1B
7TH EDITION (M) CODE HELP	Distant Metastasis (M) M0 No distant metastasis M1a Metastasis confined to one organ or site (e.g., liver, lung, ovary, non-regional node) M1b Metastases in more than one organ/site or the peritoneum
T & N CODES	COLON, CECUM
TYPE	Colon CECUM ILEOCECAL VALVE ILEOCECAL JUNCTION
AJCC STAGING GROUP	COLON & RECTUM
T-CLASS ENCODING	CBA CODE: TX ACOS CODE: TX NET CODE: T0 ACOS CODE: T0 Carcinoma 'in situ' CODE: Tis ACOS CODE: TIS Invades submucosa CODE: T1 ACOS CODE: T1 Invades muscularis propria CODE: T2 ACOS CODE: T2 Invades subserosa/pericolic/perirectal CODE: T3 ACOS CODE: T3 Invades other structures/visceral peritoneum CODE: T4 ACOS CODE: T4 NA CODE: NA ACOS CODE: NA
N-CLASS ENCODING	NCA CODE: NX ACOS CODE: NX NRN CODE: N0 ACOS CODE: N0 1 to 3 pericolic/perirectal lymph nodes CODE: N1 ACOS CODE: N1 4 or more pericolic/perirectal lymph nodes CODE: N2 ACOS CODE: N2 Vascular trunk/apical nodes CODE: N3 ACOS CODE: N3 NA CODE: NA ACOS CODE: NA
EXTENSION CODE SET-1ST ED	COLON (INCL. FLEXURES AND APPENDIX)
EXTENSION CODE SET-2ND ED	COLON (INCL. FLEXURES AND APPENDIX)
EXTENSION CODE SET-3RD ED	COLON (INCL. FLEXURES AND APPENDIX)
LYMPH NODE CODE SET-1ST ED	COLON (INCL. FLEXURES AND APPENDIX)
LYMPH NODE CODE SET-2ND ED	COLON (INCL. FLEXURES AND APPENDIX)
LYMPH NODE CODE SET-3RD ED	COLON (INCL. FLEXURES AND APPENDIX)
SURGERY CODE SET-1ST ED	SG17 COLON
SURGERY CODE SET-2ND ED	SG17 COLON

COLON, CECUM (67180) ICDO TOPOGRAPHY (164)