Data Last Updated: Aug. 27, 2019 (Version 1.7)

NAACCR Item #3877: LN Head and Neck Levels IV-V

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Item # Length Source of Standard Year Implemented Version Implemented Year Retired Version Retired Column #
3877 1 NAACCR 2018 18 1823 - 1823

NAACCR XML: Tumor.lnHeadAndNeckLevels4To5

Lymph Nodes for Head and Neck, Levels IV-V records the involvement of Levels IV-V lymph nodes.
Level of nodal involvement is a Registry Data Collection Variable in AJCC. This data item was previously collected as Head and Neck SSF# 4 (common SSF).
0 No involvement in Levels IV or V lymph nodes
1 Level IV lymph node(s) involved
2 Level V lymph node(s) involved
3 Levels IV and V lymph node(s) involved
8 Not applicable: Information not collected for this case
(If this item is required by your standard setter, use of code 8 will result in an edit error)
9 Not documented in medical record
Positive nodes, but level of positive node(s) unknown
Lymph node levels IV-V not assessed, or unknown if assessed
Each Site-Specific Data Item (SSDI) applies only to selected primary sites, histologies, and years of diagnosis. Depending on applicability and standard-setter requirements, SSDIs may be left blank.