Extension Size Table CSv1

Notes

**Note**: For the obsolete CS Extension codes 100 and 300 ONLY, the T category for AJCC 6 staging for cases collected in CSv1 and not updated to CSv2 codes is assigned based on the value of CS Extension and the obsolete CS Tumor Size code as shown in this table.

Collapsed Table
Full Table

CS Extension	CS Tumor Size	AJCC 6 T
100, 300	000, 981-989	ERROR:
100, 300	001-005, 990	T1
100, 300	006-980, 991-995	T2
100, 300	999	TX

CS Extension	CS Tumor Size	AJCC 6 T
100	000	ERROR:
300	000	ERROR:
100	001-005	T1
300	001-005	T1
100	006-980	T2
300	006-980	T2
100	981-989	ERROR:
300	981-989	ERROR:
100	990	T1
300	990	T1
100	991-995	T2
300	991-995	T2
100	999	TX
300	999	TX