![]() These surgeries are usually done in the operating room under general anesthesia on an outpatient basis. Key words: cholesteatoma ear ache ear canal functional hearing loss osteoma. In some cases, large exostoses require surgery to remove the bony overgrowths, and reconstruct the ear canal. The osteomas of the external auditory canal are relatively rare. Other exostoses can trap skin debris in the canal and require routine cleaning in the ear doctor's office to prevent infections. These benign, bony abnormali- ties of the external ear canal and elsewhere are composed of either a pedunculated. Small exostoses often can be observed without intervention. Some, however, can growth large enough to cause hearing loss or recurrent infections. Many exostoses do not cause any symptoms, and do not require treatment. Osteomas are a similar bony overgrowth, but usually only occur as a single growth. Multiple smooth, round, bony overgrowths are seen, and often in both ears. Treatment is only necessary for osteomas that are causing. ![]() Spongy osteomas are composed of trabecular bone with marrow. Osteomas arising from the mastoid bone, however, are rare 4. There are two types of osteomas: Compact osteomas are composed of mature lamellar bone. Osteomas are frequently seen within the paranasal sinuses and less frequently in the external ear canal. These tumors are slow growing and usually cause no symptoms. However, these bony overgrowths can also occur in people with no prior water history. Osteomas are benign outgrowths of bone found mainly on the bones of the skull. Exostoses, sometimes called surfer's ear, are bony overgrowths in the ear canal.Įxostoses are most commonly found in people with a history of cold water exposure. External auditory canal osteomas are rare focal pedunculated bony overgrowths of the osseous external auditory canal. ![]()
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