A U D I T O R Y

Question 1

Treatment for otosclerosis

Answer 1

Hearing amplification ror surgical stapedectomy.

Question 2

Explain pathogenesis of otosclerosis.

Answer 2

Abnormal remodeling of otic capsule thought to be a possible autoimmune process in genetically susceptible individuals. The stapes footplate becomes fixed to the oval window, resulting in loss of its piston action. CT scan may show lucent focus in the temporal bone near the oval window.