Recurrent infection of the gastrointestinal tract
Helicobacter pylori infection
HP:0005202
UMLS:C0850666
A recurrent infection of the GI tract with helicobacter pylori, a gram-negative, microaerophilic bacterium usually found in the stomach.
The bacterial pathogen Helicobacter pylori has co-evolved with humans and colonizes approximately half of the human population, but only causes overt gastric disease in a subset of infected hosts.