CS Site-Specific Factor 4
Perineural Invasion
Notes
**Note**: Code the presence or absence of perineural invasion as documented in the pathology report. Assign code 999 if histologic examination of the primary site is performed and perineural invasion is not mentioned.Default
999NAACCR Item
NAACCR #2910Metadata
CCCR_IVA_COLLECT_IF_AVAILABLE_IN_PATH_REPORTCOC_CLINICALLY_SIGNIFICANT
SEER_CLINICALLY_SIGNIFICANT
Code | Description |
---|---|
000 | Perineural invasion not present/not identified |
010 | Perineural Invasion present/identified |
888 | OBSOLETE DATA CONVERTED V0200 See code 988 Not applicable for this site |
988 | Not applicable: Information not collected for this case (May include cases converted from code 888 used in CSv1 for "Not applicable" or when the item was not collected. If this item is required to derive T, N, M, or any stage, use of code 988 may result in an error.) |
998 | No histologic examination of primary site |
999 | Unknown or no information Not documented in patient record |