A cholesteatoma is an abnormal skin growth in the middle ear behind the eardrum. D. Richard Kang, Board Certified Pediatric Otolaryngologist at the Boys Town Ear, Nose & Throat Institute and Director of the Cochlear Implant Center, explains what causes a cholesteatoma, the symptoms and dangers it can cause, and how it is treated. For more information about Dr. Kang, visit
http://www.boystownhospital.org/physiciandirectory/Pages/EarNoseThroat/DRichardKangMD.aspx