NAACCR Item #3881: LN Laterality
|Item #||Length||Source of Standard||Year Implemented||Version Implemented||Year Retired||Version Retired|
NAACCR XML: Tumor.lnLaterality
This data item describes whether positive regional lymph nodes are unilateral or bilateral.
Laterality of regional node metastasis is a Registry Data Collection Variable in AJCC. This data item was previously collected as Vulva, CS SSF# 11.
|0||No regional lymph node involvement|
|1||Unilateral - all positive regional nodes with same laterality OR only one regional node positive|
|2||Bilateral - positive bilateral regional lymph nodes|
|3||Laterality unknown - positive regional lymph nodes with unknown laterality|
|8||Not applicable: Information not collected for this case (If this information is required by your standard setter, use of code 8 may result in an edit error.)|
|9||Not documented in medical record Lymph node laterality 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.