ChronicvsAcuteOtitisMedia_RC[1] - Learning Issue: Chronic...

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Learning Issue: Chronic vs. Acute Otitis Media Name: Rachel Chacko Acute Otitis Media Results when pathogens from the nasopharynx are introduced into the inflammatory fluid collected in the middle ear Proliferation of pathogens leads to signs and symptoms of acute middle-ear infection Diagnosis of AOM requires the demonstration of fluid in the middle ear (with tympanic membrane immobility) Usually follows a viral URI (Viruses: RSV, influenza virus, rhinovirus, and enterovirus) Viral infections predispose patient to bacterial otitis media Bacteria (S. pneumonia, H. influenza, M. cattarhalis) Phneumatic otoscopy demonstrates fluid in the middle ear Bacterial infection: the tympanic membrane is erythematous, bulging, or retreated and occasionally can spontaneously perforate Associating symptoms: otalgia, otorrhea, diminished hearing, fever, or irritability (erythemia of TM is often seen but is nonspecific since its freq. seen w/ inflammation of upper respiratory mucosa
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ChronicvsAcuteOtitisMedia_RC[1] - Learning Issue: Chronic...

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