Article
The Efficacy of Laboratory Diagnosis of Helicobacter pylori Infections in Gastric Biopsy Specimens Is Related to Bacterial Density and vacA , cagA , and iceA Genotypes
1 Jan 2000
Abstract excerpt
A total of 500 consecutive patients undergoing upper endoscopy were biopsied and tested for H. pylori infection by the Campylobacter-like organism (CLO) test, culture, histology, and PCR. Serum samples were tested by two different serological assays. Patients were considered H. pylori positive if at least two of the four biopsy specimen-based methods yielded positive results. PCR had the highest diagnostic...
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