Extension Size, Perineural Invasion 888, 988 AJCC 7 Table

Notes

**Note**: When CS Site-Specific Factor 6 Perineural Invasion = 888 or 988, for CS Extension codes 100 through 400 ONLY, the T category for AJCC 7 staging is assigned as shown in this table.
CS Extension CS SSF 6 AJCC 7 T
100, 150, 155, 200, 250, 270, 300, 320, 340, 400 888, 988 ERROR:
CS Extension CS SSF 6 AJCC 7 T
100 888 ERROR:
150 888 ERROR:
155 888 ERROR:
200 888 ERROR:
250 888 ERROR:
270 888 ERROR:
300 888 ERROR:
320 888 ERROR:
340 888 ERROR:
400 888 ERROR:
100 988 ERROR:
150 988 ERROR:
155 988 ERROR:
200 988 ERROR:
250 988 ERROR:
270 988 ERROR:
300 988 ERROR:
320 988 ERROR:
340 988 ERROR:
400 988 ERROR: