Lymphvascular Invasion

Notes

Lymphovascular invasion (LVI) indicates the presence or absence of tumor cells in lymphatic channels (not lymph nodes) or blood vessels within the primary tumor as noted microscopically by the pathologist. LVI includes lymphatic invasion, vascular invasion, and lymphovascular invasion. See the [SEER Program Coding Manual](https://seer.cancer.gov/tools/codingmanuals/index.html) for coding instructions.

Default

8

NAACCR Item

NAACCR #1182
LVI Description
8 Not Applicable