Dr. El-Naggar is a Senior Head and Neck Pathologist and the director of the subspecialty fellowship-training program at The University of Texas M.D. Anderson Cancer Center. Dr. El-Naggar’s clinical and research interests are centered on the optimization of the clinico-pathologic assessment, genomic characterization biomarker discovery and integration of patients with mucosal, thyroid and parathyroid and salivary gland malignancies