Collaborative Stage

Collaborative Stage for TNM 7 - Revised 12/07/2009 [ Schema ]

CS Mets at DX

Code	Description	TNM 7 Map	TNM 6 Map	SS77 Map	SS2000 Map
00	No; none	M0	M0	NONE	NONE
10	Distant lymph node(s)	^	M1	D	D
40	Distant metastases except distant lymph node(s) (code 10) Carcinomatosis	^	M1	D	D
50	(10) + (40) Distant lymph node(s) plus other distant metastases	^	M1	D	D
52	Stated as M1a with no other information on metastasis	^	M1	D	D
54	Stated as M1b with no other information on metastasis	^	M1	D	D
56	Stated as M1c with no other information on metastasis	^	M1	D	D
60	Distant Metastasis, NOS Stated as M1, NOS	^	M1	D	D
99	Unknown if distant metastasis Cannot be assessed Not documented in patient record	M0	MX	U	U

^ For Mets at DX codes 10 through 60, the M value is assigned based on the value of the size of largest metastasis, recorded in SSF4, for AJCC 7th Edition staging as shown in the Size Metastasis AJCC 7 Table.