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MASTOIDITIS - Coggle Diagram
MASTOIDITIS
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pathophysiology
excessive drainage from mastoid cavity traverses through the middle ear and out of perforated tympanic membrane through the external auditory canal
inflammatory process in mastoid air cells result in oedema and more exudate, increasing pressure in bony cavity
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in otitis media, infection drain into mastoid cavity, infective organism thrive and multiply, result increased exudate
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