Collaborative Stage

Collaborative Stage for TNM 7 - Revised 11/15/2009 [ Schema ]

CS Extension Size Table for AJCC 6th

Note: For Extension codes 200, 250, 300, 310, 380 and 390 only. The T category is assigned based on the CS Tumor Size.

Tumor Size	T Code	Comment
000	ERROR	Tumor size 000 should only be used with Extension code 950.
001-040	T1b1
041-989	T1b2
990-994	T1b1
995-995	T1b2
996-998	ERROR	Tumor size codes 996-998 are not valid for this site.
999-999	T1bNOS