A 65-Year-Old Man Comes to the Office Due to a Several

A 65-year-old man comes to the office due to a several month history of difficulty swallowing and frequent coughing during meals.  His wife reports that his breath odor has changed and his voice sounds "gurgly."  The patient occasionally regurgitates food or medications taken earlier in the day.  Medical history is significant for hypertension, gastroesophageal reflux disease, and osteoarthritis of the right knee.  Medications include hydrochlorothiazide, ranitidine, and, occasionally, naproxen as needed.  Which of the following mechanisms leads to the development of this patient's condition?

A) Abnormal cellular proliferation
B) Acid reflux
C) Inflammation
D) Metabolic abnormalities
E) Motor dysfunction

Correct Answer:

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