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Ed is a 45-year-old man who goes to the doctor complaining of severe ear pain and reduced hearing immediately after disembarking from an international flight. It is apparent that Ed has a bad head cold, and the doctor recommends that he take a decon-gestant. He further recommends that Ed come back after the cold is better for an audiology test, if his hearing has not improved by then.While talking to the doctor, Ed complains that he can't see print very clearly anymore, even though he's never worn glasses. However, he tells the doctor that his distant vision, and ability to drive, are still fine.
What may have caused Ed's ear pain and reduced hearing? What may be responsible for his impaired ability to see print?
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