Myoepithelial Carcinoma of the External Auditory Canal With Extension Into the Middle Ear and Mastoid.

Myoepithelial carcinoma is a rare disease of the head and neck, with only a handful of cases reported occurring within the external auditory canal, middle ear, and mastoid. The patient discussed is a 67-year-old male with a prior history of a bilateral tympanomastoidectomy for cholesteatoma and a prior history of left parotidectomy and adjuvant radiation for pleomorphic sarcoma. Three years after the parotidectomy, the patient presented with contralateral ear fullness.