Collaborative Stage

Note 1: Discontinuous metastasis to any of the following abdominal organs by way of peritoneal seeding or implants is included in the T3 category (FIGO Stage III) and coded in CS Extension: abdominal mesentery; diaphragm; gallbladder; infracolic omentum; kidneys; large intestine except rectum, rectosigmoid, and sigmoid colon; liver (peritoneal surface); omentum; pancreas; pericolic gutter; peritoneum, NOS; small intestine; spleen; stomach; and ureters outside pelvis. Hematogenous metastases are included in M1 (FIGO Stage IV) disease.
Note 2: The Federation Internationale de Gynecologie et d'Obstetrique (FIGO) stages are included for coding where no more specific information is available in the record.

Code	Description	TNM 7 Map	TNM 6 Map	SS77 Map	SS2000 Map
00	No distant metastasis	M0	M0	NONE	NONE
05	Sacral lymph nodes: Presacral lymph nodes Lateral sacral (laterosacral) Sacral NOS	M1	M0	D	RN
10	Distant lymph node(s) other than sacral	M1	M1	D	D
20	10 + 05	M1	M1	D	D
40	Distant metastasis (excluding involvement of other organs by peritoneal seeding or implants (See Note 1)), except distant lymph nodes including: Liver parenchymal metastasis Pleural effusion WITH positive cytology Carcinomatosis	M1	M1	D	D
45	40 + 05	M1	M1	D	D
50	40 + 10 Distant metastasis plus distant lymph node(s) other than sacral	M1	M1	D	D
55	50 + 05 Distant metastasis plus distant lymph nodes including sacral nodes	M1	M1	D	D
60	Distant metastasis, NOS FIGO Stage IV	M1	M1	D	D
99	Unknown; distant metastasis not stated Distant metastasis cannot be assessed Not documented in patient record	M0	MX	U	U

CS Mets at DX