Extension Size Table

Notes

**Note**: For CS Extension codes 100, 150, 200, and 300 ONLY, the T category is assigned based on the value of CS Tumor Size, as shown in this table.
CS Extension CS Tumor Size AJCC 7 T AJCC 6 T
100, 150, 200, 300 000, 996-998 ERROR: ERROR:
100, 150, 200, 300 001-020, 990-992 T1 T1
100, 150, 200, 300 021-989, 993-995 T2 T2
100, 300 999 TX TX
150 999 T1 T1
200 999 T2 T2
CS Extension CS Tumor Size AJCC 7 T AJCC 6 T
100 000 ERROR: ERROR:
150 000 ERROR: ERROR:
200 000 ERROR: ERROR:
300 000 ERROR: ERROR:
100 001-020 T1 T1
150 001-020 T1 T1
200 001-020 T1 T1
300 001-020 T1 T1
100 021-989 T2 T2
150 021-989 T2 T2
200 021-989 T2 T2
300 021-989 T2 T2
100 990-992 T1 T1
150 990-992 T1 T1
200 990-992 T1 T1
300 990-992 T1 T1
100 993-995 T2 T2
150 993-995 T2 T2
200 993-995 T2 T2
300 993-995 T2 T2
100 996-998 ERROR: ERROR:
150 996-998 ERROR: ERROR:
200 996-998 ERROR: ERROR:
300 996-998 ERROR: ERROR:
100 999 TX TX
150 999 T1 T1
200 999 T2 T2
300 999 TX TX