MS(ENT)- Stands for Master of Surgery in Ear, Nose and Throat. Typically, MS(ENT) is a three year course, minimum eligibility for which is an M.B.B.S. with minimum one year internship. Otolaryngology or ENT (ear, nose and throat) is a division of medicine, which deals with diagnosis as well as treatment of ear, nose and throat disorders. Subjects studied under this degree are Anatomy and Physiology of the Ear, Nose and Throat; Pathophysiology of common disorders of the Ear, Nose and Throat and appraising research based evidence.