USMLE® Step 1 style questions USMLE
A 53-year-old man comes to the family medicine clinic because of ongoing heartburn over the past 7 years. The patient's past medical history is significant for obesity, sleep apnea, and hypertension. He reports that antacids occasionally alleviates his symptoms. An esophagogastroduodenoscopy is performed and biopsies are obtained show the following.