Extension Size AJCC 7 Table

Notes

**Note**: For CS Extension codes 390, 400, 420, and 440 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
390, 400, 420, 440 000, 997-998 ERROR:
390, 400, 420, 440 001-050, 990-995 T2
390, 400, 420, 440 051-989, 996 T3a
390, 400, 420, 440 999 TX
CS Extension CS Tumor Size AJCC 7 T
390 000 ERROR:
400 000 ERROR:
420 000 ERROR:
440 000 ERROR:
390 001-050 T2
400 001-050 T2
420 001-050 T2
440 001-050 T2
390 051-989 T3a
400 051-989 T3a
420 051-989 T3a
440 051-989 T3a
390 990-995 T2
400 990-995 T2
420 990-995 T2
440 990-995 T2
390 996 T3a
400 996 T3a
420 996 T3a
440 996 T3a
390 997-998 ERROR:
400 997-998 ERROR:
420 997-998 ERROR:
440 997-998 ERROR:
390 999 TX
400 999 TX
420 999 TX
440 999 TX