label: Lacrimal Drainage System Lymphoepithelial Carcinoma
label_lc: lacrimal drainage system lymphoepithelial carcinoma
description: "A rare nonkeratinizing squamous cell carcinoma that arises from the lacrimal sac or nasolacrimal duct. It is characterized by the presence of large cells with vesicular nuclei and prominent nucleoli, a syncytial growth pattern, and a lymphoplasmacytic infiltrate."