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peptic ulcer

noun

Definition of peptic ulcer

medical
: a painful sore inside the stomach or another part of the digestive system

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peptic ulcer

noun

Medical Definition of peptic ulcer

: an ulcer in the wall of the stomach or duodenum resulting from the digestive action of the gastric juice on the mucous membrane when the latter is rendered susceptible to its action (as from infection with the bacterium Helicobacter pylori or the chronic use of NSAIDs)

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