title: Metastatic colon adenocarcinoma of the middle ear.
abstract: Malignant tumors of the middle ear and metastases to this region are rare. A case report of metastasis of a colon adenocarcinoma to the middle ear is described. The different routes by which tumor cells reach the middle ear are mentioned and the cases reported in the literature are reviewed.
mesh_terms: D000230:Adenocarcinoma / Q000175:diagnosis / Q000556:secondary*; D003110:Colonic Neoplasms / Q000175:diagnosis*; D004428:Ear Neoplasms / Q000175:diagnosis / Q000556:secondary*; D004432:Ear, Middle; D005260:Female; D006801:Humans; D008875:Middle Aged; D012888:Skull Neoplasms / Q000175:diagnosis / Q000556:secondary; D013701:Temporal Bone