Prepyloric ulcers are a type of peptic or gastric ulcer. These open sores develop in the upper digestive tract, just above the pylorus, which is the opening to the small intestine. The tissues of the ...
Background A 25-year-old woman presented with a history of abdominal pain. Endoscopy of the upper gastrointestinal tract revealed a tumor that protruded into the prepyloric antrum. After resection, a ...
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