Metastatic Salivary Duct Carcinoma of the Submandibular Gland Presenting as a Poorly Differentiated Carcinoma of Unknown Primary: A Case Report

Rosemarie Di Donato^*, Samer Khader, Antonio Cajigas and Laleh Hakima

Albert Einstein College of Medicine, New York, USA

^*Corresponding Author: Rosemarie Di Donato, Department of Pathology, Albert Einstein College of Medicine/Montefiore Medical Center, 111 East 210th Street, Bronx, NY 10467, USA, Tel: 7189204976 Email:

Introduction