Extension Size Table

Notes

**Note**: For CS Extension codes 100, 200, and 300 ONLY, the T category is assigned based on the value of CS Tumor Size and CS Extension as shown in this table.

Collapsed Table
Full Table

CS Extension	CS Tumor Size	AJCC 7 T	AJCC 6 T
100, 200, 300	000, 996-998	ERROR:	ERROR:
100, 200, 300	001-015, 990-991	T1	T1
100, 200, 300	016-989, 993-995	T2	T2
100, 300	992	T2	T2
200	992, 999	T1	T1
100	999	TX	TX
300	999	T2	T2

CS Extension	CS Tumor Size	AJCC 7 T	AJCC 6 T
100	000	ERROR:	ERROR:
200	000	ERROR:	ERROR:
300	000	ERROR:	ERROR:
100	001-015	T1	T1
200	001-015	T1	T1
300	001-015	T1	T1
100	016-989	T2	T2
200	016-989	T2	T2
300	016-989	T2	T2
100	990-991	T1	T1
200	990-991	T1	T1
300	990-991	T1	T1
100	992	T2	T2
200	992	T1	T1
300	992	T2	T2
100	993-995	T2	T2
200	993-995	T2	T2
300	993-995	T2	T2
100	996-998	ERROR:	ERROR:
200	996-998	ERROR:	ERROR:
300	996-998	ERROR:	ERROR:
100	999	TX	TX
200	999	T1	T1
300	999	T2	T2