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Hard of Hearing - Coggle Diagram
Hard of Hearing
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Moraxella Catarrhalis
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Aerobic, non-motile and non-spore-forming
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Can cause otitis media, sinusitis and respiratory infection
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Cholesteatoma
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Causes hearing loss, recurrent infection and ossicular destruction
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Complications
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Intracranial complications: Meningitis, brain abscess, epidural or subdural abscess and sigmoid-sinus thrombosis
Surgical Management
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Surgery may be required for persistent effusion, treatment failure or complications
Anatomy of the Ear
External ear: Auricle, external auditory canal and tympanic membrane
Middle ear: Malleus, incus, stapes, tensor tympani and stapedius
Inner ear:
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Semicircular canals, utricle and saccule for balance
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Aural Polyp
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Other causes include cholesteatoma, foreign bodies and tumors
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