The researchers showed how bone erosion caused by cholesteatoma occurs. This study showed that a subset of cells called osteoclastogenic fibroblasts expresses a protein, activin A, which causes the ...

Credit: Getty Images. Patients with recurrent ear infections should be evaluated for cholesteatoma. In primary care settings, pediatric and adult patients can present with acute or chronic middle ear ...

A mastoidectomy is a type of surgical procedure on a part of the temporal bone called the mastoid. Doctors typically recommend the procedure to treat conditions called mastoiditis and cholesteatoma.