Why guidelines are required for the treatment of Helicobacter pylori infection in children

Table 1: Indications for initiating treatment of Helicobacter pylori infection
Diagnosis	Treatment indicated?
No evidence of infection	No
Gastritis caused by H. pylori infection, no symptoms	No
Gastritis caused by H. pylori infection, nonulcer dyspepsia	No
Gastritis caused by H. pylori infection, gastric ulcer	Yes
Gastritis caused by H. pylori infection, duodenal ulcer	Yes
Gastritis caused by H. pylori infection, MALT lymphoma	Yes

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