Extension Size Table
Notes
**Note**: For CS Extension codes 100-300 ONLY, the T category for AJCC 7 staging is assigned based on the value of CS Tumor Size and CS Extension, as shown in this table.
CS Extension |
CS Tumor Size |
AJCC 7 T |
100, 200, 250, 300 |
000, 997-998 |
ERROR: |
100, 200, 250, 300 |
001-050, 990-991, 992-994 |
T1 |
100, 200, 250, 300 |
051-989 |
T2 |
100, 200, 300 |
995 |
T1 |
250 |
995, 996, 999 |
T2 |
100, 300 |
996 |
T2 |
200 |
996, 999 |
T1 |
100, 300 |
999 |
TX |
CS Extension |
CS Tumor Size |
AJCC 7 T |
100 |
000 |
ERROR: |
200 |
000 |
ERROR: |
250 |
000 |
ERROR: |
300 |
000 |
ERROR: |
100 |
001-050 |
T1 |
200 |
001-050 |
T1 |
250 |
001-050 |
T1 |
300 |
001-050 |
T1 |
100 |
051-989 |
T2 |
200 |
051-989 |
T2 |
250 |
051-989 |
T2 |
300 |
051-989 |
T2 |
100 |
990-991 |
T1 |
200 |
990-991 |
T1 |
250 |
990-991 |
T1 |
300 |
990-991 |
T1 |
100 |
992-994 |
T1 |
200 |
992-994 |
T1 |
250 |
992-994 |
T1 |
300 |
992-994 |
T1 |
100 |
995 |
T1 |
200 |
995 |
T1 |
250 |
995 |
T2 |
300 |
995 |
T1 |
100 |
996 |
T2 |
200 |
996 |
T1 |
250 |
996 |
T2 |
300 |
996 |
T2 |
100 |
997-998 |
ERROR: |
200 |
997-998 |
ERROR: |
250 |
997-998 |
ERROR: |
300 |
997-998 |
ERROR: |
100 |
999 |
TX |
200 |
999 |
T1 |
250 |
999 |
T2 |
300 |
999 |
TX |