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

Item # Length Source of Standard Year Implemented Version Implemented Year Retired Version Retired
3,877 1 NAACCR 2018 18

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).


0No involvement in Levels IV or V lymph nodes
1Level IV lymph node(s) involved
2Level V lymph node(s) involved
3Levels IV and V lymph node(s) involved
8Not 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)
9Not 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.