Helicobacter-negative Chronic Active Gastritis is an Independent Nosologic Entity, Not Merely Missed Helicobacter Infection: A Nationwide Study of 600,000 Patients
Helicobacter-negative chronic active gastritis is a histopathologic entity characterized
by diffuse chronic active inflammation in a pattern typically encountered in
H. pylori gastritis, but with no organisms detectable by conventional histology
or immunohistochemical staining.
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