Lacrimal Drainage System Adenocarcinoma, Not Otherwise Specified

**Semantic type:** Neoplastic Process

**Definition:** An adenocarcinoma that arises from the lacrimal sac or nasolacrimal duct and is not otherwise classifiable.

**Synonyms:** - Adenocarcinoma of the Lacrimal Drainage System - Lacrimal Drainage System Adenocarcinoma - Lacrimal Drainage System Adenocarcinoma NOS - Lacrimal Drainage System Adenocarcinoma, NOS