Lymph Nodes Laterality
Description
This data item describes whether positive regional lymph nodes are unilateral or bilateral.Notes
**Note:** **Physician Statement** * Physician statement of lymph node laterality can be used to code this data item when no other information is available.| Code | Description |
|---|---|
| 0 | No regional lymph node involvement Non-invasive neoplasm (behavior /2) |
| 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 |