II. Definition

  1. Pedunculated tumor of cancellous bone

III. Pathophysiology

  1. Benign bony growth of ear canal
  2. Origin
    1. Tympanosquamous junction
    2. Tympanomastoid Suture

V. Signs

  1. Single, unilateral tumor at bone-cartilage junction

VI. Management

  1. Excise if Hearing Loss or pain

Images: Related links to external sites (from Bing)

Related Studies (from Trip Database) Open in New Window

Ontology: Osteoma of Middle Ear (C1850142)

Concepts Neoplastic Process (T191)
MSH C564917
English OSTEOMA OF MIDDLE EAR, Osteoma of Middle Ear