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Helicobacter pylori. Pathology and diagnostic strategies
1Dept of Pathology, Baylor College of Medicine and Texas Children's Hospital, 6621 Fannin St, MC 1-2261, Houston, TX 77030, USA.
Abstract:
Helicobacter pylori represents one of the most common and medically prominent infections worldwide. Infection with this microaerobic, gram-negative bacterium has been established as an etiologic factor in the development of peptic ulcer disease. In addition, H pylori infection has been associated firmly with the development of gastric neoplasia, including gastric adenocarcinomas and gastric mucosa-associated lymphoid tissue lymphomas. Effective antimicrobial treatment depends on sensitive and accurate diagnostic approaches. This review article discusses invasive and noninvasive strategies for diagnosis of H pylori infection. Invasive methods requiring endoscopic evaluation include bacteriologic culture and susceptibility testing, histopathologic studies, molecular diagnostics, and rapid urease testing. Noninvasive approaches include fecal antigen detection, serologic testing, and urea breath testing.
Insights
Accurate diagnosis of Helicobacter pylori infection is crucial for treating peptic ulcers and gastric cancers. This review covers key invasive and noninvasive diagnostic methods for H. pylori.
Area of Science:
- Microbiology
- Gastroenterology
- Infectious Diseases
Background:
- Helicobacter pylori is a prevalent global infection.
- H. pylori is linked to peptic ulcer disease, gastric adenocarcinoma, and MALT lymphoma.
Purpose of the Study:
- To review and compare invasive and noninvasive diagnostic strategies for H. pylori infection.
Main Methods:
- Review of literature on diagnostic methods for H. pylori.
- Categorization of methods into invasive (endoscopic) and noninvasive approaches.
Main Results:
- Invasive methods include culture, histology, molecular diagnostics, and rapid urease testing.
- Noninvasive methods include fecal antigen tests, serology, and urea breath tests.
Conclusions:
- Accurate diagnosis of H. pylori is essential for effective treatment.
- Both invasive and noninvasive methods play vital roles in diagnosing H. pylori infection.