Extension Size Table
Notes
**Note 1**: Tumor size 000 should only be used with CS Extension 950. **Note 2**: Tumor size codes 997-998 are not valid for this site. **Note 3**: For Extension codes 100-800, the T category is assigned based on the value of Tumor Size, as follows:CS Extension | CS Tumor Size | AJCC 7 T | AJCC 6 T |
---|---|---|---|
100, 300, 350, 375, 400, 600, 800 | 000 | ERROR: | ERROR: |
100, 300, 350, 375, 400, 600, 800 | 001-050, 990-994, 995 | T1b | T1b |
100, 300, 350, 375, 400, 600, 800 | 051-989, 996 | T2b | T2b |
100, 300, 400, 600, 800 | 999 | TX | TX |
350 | 999 | T1b | T1b |
375 | 999 | T2b | T2b |
CS Extension | CS Tumor Size | AJCC 7 T | AJCC 6 T |
---|---|---|---|
100 | 000 | ERROR: | ERROR: |
300 | 000 | ERROR: | ERROR: |
350 | 000 | ERROR: | ERROR: |
375 | 000 | ERROR: | ERROR: |
400 | 000 | ERROR: | ERROR: |
600 | 000 | ERROR: | ERROR: |
800 | 000 | ERROR: | ERROR: |
100 | 001-050 | T1b | T1b |
300 | 001-050 | T1b | T1b |
350 | 001-050 | T1b | T1b |
375 | 001-050 | T1b | T1b |
400 | 001-050 | T1b | T1b |
600 | 001-050 | T1b | T1b |
800 | 001-050 | T1b | T1b |
100 | 051-989 | T2b | T2b |
300 | 051-989 | T2b | T2b |
350 | 051-989 | T2b | T2b |
375 | 051-989 | T2b | T2b |
400 | 051-989 | T2b | T2b |
600 | 051-989 | T2b | T2b |
800 | 051-989 | T2b | T2b |
100 | 990-994 | T1b | T1b |
300 | 990-994 | T1b | T1b |
350 | 990-994 | T1b | T1b |
375 | 990-994 | T1b | T1b |
400 | 990-994 | T1b | T1b |
600 | 990-994 | T1b | T1b |
800 | 990-994 | T1b | T1b |
100 | 995 | T1b | T1b |
300 | 995 | T1b | T1b |
350 | 995 | T1b | T1b |
375 | 995 | T1b | T1b |
400 | 995 | T1b | T1b |
600 | 995 | T1b | T1b |
800 | 995 | T1b | T1b |
100 | 996 | T2b | T2b |
300 | 996 | T2b | T2b |
350 | 996 | T2b | T2b |
375 | 996 | T2b | T2b |
400 | 996 | T2b | T2b |
600 | 996 | T2b | T2b |
800 | 996 | T2b | T2b |
100 | 999 | TX | TX |
300 | 999 | TX | TX |
350 | 999 | T1b | T1b |
375 | 999 | T2b | T2b |
400 | 999 | TX | TX |
600 | 999 | TX | TX |
800 | 999 | TX | TX |