Extension Cytology Summary Stage Table
Notes
**Note**: For CS Extension codes 100-400, 530, and 540 ONLY. The SS77 and SS2000 stages are 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 SSF 2 | Summary Stage 1977 T | Summary Stage 2000 T |
|---|---|---|
| 000, 020, 988, 997-999 | L | L |
| 010 | RE | RE |
| 888 | ERROR: | ERROR: |
| CS SSF 2 | Summary Stage 1977 T | Summary Stage 2000 T |
|---|---|---|
| 000 | L | L |
| 010 | RE | RE |
| 020 | L | L |
| 888 | ERROR: | ERROR: |
| 988, 997-999 | L | L |