Extension Cytology AJCC 6 Table CSv2

Notes

**Note**: For CS Version 2 cases (CS Version Input Original equals 02XXXX) or Year of Diagnosis greater than 2009) and for CS Extension codes 100-110, 116-120, 126-400, and 510-540 ONLY. The T category for AJCC 6 staging is assigned based on the value of CS Extension and peritoneal cytology status coded in CS Site Specific Factor 2 as shown in this table.
CS Extension CS SSF 2 AJCC 6 T
100, 116, 140, 400, 530, 540 000, 020, 997-999 T1NOS
110 000, 020, 997-999 T1a
120, 126 000, 020, 997-999 T1b
130 000, 020, 997-999 T1c
160 000, 010, 020, 997-999 T3a
510 000, 020, 997-999 T2a
520 000, 020, 997-999 T2b
523 000, 020, 997-999 T2NOS
100, 110, 116, 120, 126, 130, 140, 400, 510, 520, 523, 530, 540 010 T3a
100, 110, 116, 120, 126, 130, 140, 160, 400, 510, 520, 523, 530, 540 888, 988 ERROR:
CS Extension CS SSF 2 AJCC 6 T
100 000 T1NOS
110 000 T1a
116 000 T1NOS
120 000 T1b
126 000 T1b
130 000 T1c
140 000 T1NOS
160 000 T3a
400 000 T1NOS
510 000 T2a
520 000 T2b
523 000 T2NOS
530 000 T1NOS
540 000 T1NOS
100 010 T3a
110 010 T3a
116 010 T3a
120 010 T3a
126 010 T3a
130 010 T3a
140 010 T3a
160 010 T3a
400 010 T3a
510 010 T3a
520 010 T3a
523 010 T3a
530 010 T3a
540 010 T3a
100 020 T1NOS
110 020 T1a
116 020 T1NOS
120 020 T1b
126 020 T1b
130 020 T1c
140 020 T1NOS
160 020 T3a
400 020 T1NOS
510 020 T2a
520 020 T2b
523 020 T2NOS
530 020 T1NOS
540 020 T1NOS
100 888, 988 ERROR:
110 888, 988 ERROR:
116 888, 988 ERROR:
120 888, 988 ERROR:
126 888, 988 ERROR:
130 888, 988 ERROR:
140 888, 988 ERROR:
160 888, 988 ERROR:
400 888, 988 ERROR:
510 888, 988 ERROR:
520 888, 988 ERROR:
523 888, 988 ERROR:
530 888, 988 ERROR:
540 888, 988 ERROR:
100 997-999 T1NOS
110 997-999 T1a
116 997-999 T1NOS
120 997-999 T1b
126 997-999 T1b
130 997-999 T1c
140 997-999 T1NOS
160 997-999 T3a
400 997-999 T1NOS
510 997-999 T2a
520 997-999 T2b
523 997-999 T2NOS
530 997-999 T1NOS
540 997-999 T1NOS