It is often preferable to section a stretched chorda to prevent prolonged taste disturbance. In the majority (>98%) of cases, adequate surgical access can be gained without sacrificing the chorda. When operating on a second ear, every effort should be made to preserve the chorda if it was damaged in the opposite ear. If the original first ear was operated elsewhere, you must assume it was damaged. If the chorda tympani nerve is stretched or cut on both sides, there may be a permanent dry taste disturbance, but more importantly, a permanent dry mouth may result.
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