Extension Size Table

Notes

**Note**: For CS Extension codes 100-400 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, 110, 120, 160, 200, 300, 310, 320, 330, 400 000, 997-998 ERROR: ERROR:
100, 110, 120, 160, 200, 300, 310, 320, 330, 400 001-020, 990-991 T1 T1
100, 110, 120, 160, 200, 300, 310, 320, 330, 400 021-050 T2 T2
100, 110, 120, 160, 200, 300, 310, 320, 330, 400 051-989 T3 T3
100, 110, 120, 160, 200, 300, 310, 400 992 T1 T1
320 992, 993-994, 995, 996, 999 T2 T2
330 992, 995, 996, 999 T3 T3
100, 110, 120, 160, 200, 300, 310, 330, 400 993-994 T2 T2
100, 110, 120, 160, 200, 300, 400 995 T2 T2
310 995, 996, 999 T1 T1
100, 110, 120, 160, 200, 300, 400 996 T3 T3
100, 110, 120, 160, 200, 300, 400 999 TX TX
CS Extension CS Tumor Size AJCC 7 T AJCC 6 T
100 000 ERROR: ERROR:
110 000 ERROR: ERROR:
120 000 ERROR: ERROR:
160 000 ERROR: ERROR:
200 000 ERROR: ERROR:
300 000 ERROR: ERROR:
310 000 ERROR: ERROR:
320 000 ERROR: ERROR:
330 000 ERROR: ERROR:
400 000 ERROR: ERROR:
100 001-020 T1 T1
110 001-020 T1 T1
120 001-020 T1 T1
160 001-020 T1 T1
200 001-020 T1 T1
300 001-020 T1 T1
310 001-020 T1 T1
320 001-020 T1 T1
330 001-020 T1 T1
400 001-020 T1 T1
100 021-050 T2 T2
110 021-050 T2 T2
120 021-050 T2 T2
160 021-050 T2 T2
200 021-050 T2 T2
300 021-050 T2 T2
310 021-050 T2 T2
320 021-050 T2 T2
330 021-050 T2 T2
400 021-050 T2 T2
100 051-989 T3 T3
110 051-989 T3 T3
120 051-989 T3 T3
160 051-989 T3 T3
200 051-989 T3 T3
300 051-989 T3 T3
310 051-989 T3 T3
320 051-989 T3 T3
330 051-989 T3 T3
400 051-989 T3 T3
100 990-991 T1 T1
110 990-991 T1 T1
120 990-991 T1 T1
160 990-991 T1 T1
200 990-991 T1 T1
300 990-991 T1 T1
310 990-991 T1 T1
320 990-991 T1 T1
330 990-991 T1 T1
400 990-991 T1 T1
100 992 T1 T1
110 992 T1 T1
120 992 T1 T1
160 992 T1 T1
200 992 T1 T1
300 992 T1 T1
310 992 T1 T1
320 992 T2 T2
330 992 T3 T3
400 992 T1 T1
100 993-994 T2 T2
110 993-994 T2 T2
120 993-994 T2 T2
160 993-994 T2 T2
200 993-994 T2 T2
300 993-994 T2 T2
310 993-994 T2 T2
320 993-994 T2 T2
330 993-994 T2 T2
400 993-994 T2 T2
100 995 T2 T2
110 995 T2 T2
120 995 T2 T2
160 995 T2 T2
200 995 T2 T2
300 995 T2 T2
310 995 T1 T1
320 995 T2 T2
330 995 T3 T3
400 995 T2 T2
100 996 T3 T3
110 996 T3 T3
120 996 T3 T3
160 996 T3 T3
200 996 T3 T3
300 996 T3 T3
310 996 T1 T1
320 996 T2 T2
330 996 T3 T3
400 996 T3 T3
100 997-998 ERROR: ERROR:
110 997-998 ERROR: ERROR:
120 997-998 ERROR: ERROR:
160 997-998 ERROR: ERROR:
200 997-998 ERROR: ERROR:
300 997-998 ERROR: ERROR:
310 997-998 ERROR: ERROR:
320 997-998 ERROR: ERROR:
330 997-998 ERROR: ERROR:
400 997-998 ERROR: ERROR:
100 999 TX TX
110 999 TX TX
120 999 TX TX
160 999 TX TX
200 999 TX TX
300 999 TX TX
310 999 T1 T1
320 999 T2 T2
330 999 T3 T3
400 999 TX TX