Otosclerosis
ModerateENT · Ear
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Otosclerosis is a localised disorder of bone remodelling confined to the otic capsule (the dense endochondral bone of the labyrinth) in which normal lamellar bone is replaced by spongy, vascular, immature bone. When this focus fixes the stapes footplate in the oval window, it produces the classic slowly progressive conductive hearing loss of a young adult — a perennial NEET PG favourite because the clues (Carhart not…
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