Sentinel Lymph Node Biopsy

**Definition:** A diagnostic procedure used to determine whether LYMPHATIC METASTASIS has occurred. The SENTINEL LYMPH NODE is the first lymph node to receive drainage from a neoplasm.

**Tree numbers:** - E01.370.225.500.384.100.580 - E01.370.225.998.054.580 - E01.370.388.100.580 - E04.074.580 - E04.446.819 - E05.200.500.384.100.580 - E05.200.998.054.580 - E05.242.384.100.580

**Synonyms:** - Biopsy, Sentinel Lymph Node - Lymph Node Biopsy, Sentinel