sentinel lymph node

Pronunciation: (SEN-tih-nul limf node)

The first lymph node to which cancer is likely to spread from the primary tumor. When cancer spreads, the cancer cells may appear first in the sentinel node before spreading to other lymph nodes.

Definition from:

Date last modified: 2004-12-16Sentinel Lymph Node BiopsyBiopsia de ganglio linfático centinela