Introduction
THE TIME pattern for loss of hearing improvement due to closure of the window following an initially successful fenestration operation is well established. Most writers have observed that the vast majority go down during the first year, fairly evenly divided between the first and second six-month periods. A few go down during the second year, and a rare case will close in the third year. The unusual occurrence of a case in which hearing was lost early in the postoperative period due to functional closure of the fenestra, remained so for almost two years, followed by spontaneous recovery of function, would seem to be of sufficient interest to be recorded.
Report of Case
A white woman, aged 31 years, was first seen in the office on Nov. 20, 1951, complaining of bilateral progressive hearing loss of about 12 years' duration. She stated that she had ear noises which