Factors affecting fenestration of the footplate in stapes surgery: effectiveness of Fisch's reversal steps stapedotomy.

ObjectiveTo analyze the factors affecting the fenestration of the footplate in stapes surgery and to evaluate the effectiveness of Fisch’s reversal steps stapedotomy.Study DesignRetrospective study.PatientsA total of 191 patients with otosclerosis in whom 230 primary stapes surgeries were performed