“…As to evaluation of the post-operative lesions, their opinions differ. Some of the authors (Goodhill and Holcomb, 1957;Guillon, i960;Hladky, 1962;Scheer, 1959) consider all those lesions to be a postoperative serous labyrinthitis; the majority of investigators, however, distinguish among them two types of post-operative labyrinthine response: an early reaction of the labyrinth to surgical trauma termed as labyrinthose (Lewis, 1961;Myers, Schlosser, Wolfson and Winchester, 1962) or labyrinthization (Causse, 1964;Vitale, 1963), and labyrinthitis.…”