Tactile Dysgeusia: A New Clinical Observation of Middle Ear and Skull Base Surgery

OBJECTIVE: To describe a new clinical observation of "tactile dysgeusia," a phenomenon associated with otologic and skull base surgery likely caused by injury to the chorda tympani nerve (CTN) or the nervus intermedius (NI) with subsequent aberrant cross-innervation with somatosensory fibers in the surgical field. STUDY DESIGN: Descriptive case series.