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Helicobacter Pylori Infection Differential Diagnoses

  • Author: Luigi Santacroce, MD; Chief Editor: BS Anand, MD  more...
Updated: Mar 15, 2016
Contributor Information and Disclosures

Luigi Santacroce, MD Assistant Professor, Medical School, State University at Bari, Italy

Disclosure: Nothing to disclose.


Manoop S Bhutani, MD Professor, Co-Director, Center for Endoscopic Research, Training and Innovation (CERTAIN), Director, Center for Endoscopic Ultrasound, Department of Medicine, Division of Gastroenterology, University of Texas Medical Branch; Director, Endoscopic Research and Development, The University of Texas MD Anderson Cancer Center

Manoop S Bhutani, MD is a member of the following medical societies: American Association for the Advancement of Science, American College of Gastroenterology, American College of Physicians, American Gastroenterological Association, American Institute of Ultrasound in Medicine, American Society for Gastrointestinal Endoscopy

Disclosure: Nothing to disclose.

Specialty Editor Board

Francisco Talavera, PharmD, PhD Adjunct Assistant Professor, University of Nebraska Medical Center College of Pharmacy; Editor-in-Chief, Medscape Drug Reference

Disclosure: Received salary from Medscape for employment. for: Medscape.

Chief Editor

BS Anand, MD Professor, Department of Internal Medicine, Division of Gastroenterology, Baylor College of Medicine

BS Anand, MD is a member of the following medical societies: American Association for the Study of Liver Diseases, American College of Gastroenterology, American Gastroenterological Association, American Society for Gastrointestinal Endoscopy

Disclosure: Nothing to disclose.

Additional Contributors

David Greenwald, MD Professor of Clinical Medicine, Fellowship Program Director, Department of Medicine, Division of Gastroenterology, Montefiore Medical Center, Albert Einstein College of Medicine

David Greenwald, MD is a member of the following medical societies: Alpha Omega Alpha, New York Society for Gastrointestinal Endoscopy, American College of Gastroenterology, American College of Physicians, American Gastroenterological Association, American Society for Gastrointestinal Endoscopy

Disclosure: Nothing to disclose.

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An antral gland of the stomach with a large Giemsa-stained colony of Helicobacter pylori in the lumen (arrow) at 250X power. Courtesy of Pantaleo Bufo, University of Foggia, Italy.
Helicobacter pylori infection. Lamina propria of the stomach is shown with 2 mast cells overlapping each other. Note the upper part the degranulating process with the release of granules of inflammation mediators (Giemsa staining, 250X). Courtesy of Pantaleo Bufo, University of Foggia, Italy.
Helicobacter pylori infection. A transverse section of the gastric lamina propria is shown. In the lower part, an antral gland of the stomach is present with some Helicobacter pylori in the lumen (red-blue arrow). In the upper part, a mast cell (yellow arrow) is present (Giemsa staining, 250X). Courtesy of Pantaleo Bufo, University of Foggia, Italy.
An antral gland of the stomach is shown with a large colony of Helicobacter pylori in the lumen (Giemsa staining, 425X). Courtesy of Pantaleo Bufo, University of Foggia, Italy.
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