Gastritis

  • Medical Author:
    Charles Patrick Davis, MD, PhD

    Dr. Charles "Pat" Davis, MD, PhD, is a board certified Emergency Medicine doctor who currently practices as a consultant and staff member for hospitals. He has a PhD in Microbiology (UT at Austin), and the MD (Univ. Texas Medical Branch, Galveston). He is a Clinical Professor (retired) in the Division of Emergency Medicine, UT Health Science Center at San Antonio, and has been the Chief of Emergency Medicine at UT Medical Branch and at UTHSCSA with over 250 publications.

  • Medical Editor: Bhupinder S. Anand, MBBS, MD, DPHIL (OXON)
    Bhupinder S. Anand, MBBS, MD, DPHIL (OXON)

    Bhupinder S. Anand, MBBS, MD, DPHIL (OXON)

    Dr. Anand received MBBS degree from Medical College Amritsar, University of Punjab. He completed his Internal Medicine residency at the Postgraduate Institute of medical Education and Research, Chandigarh, India. He was trained in the field of Gastroenterology and obtained the DPhil degree. Dr. Anand is board-certified in Internal Medicine and Gastroenterology.

What causes gastritis?

A major cause of both acute and chronic gastritis is infection of the stomach mucosa by a bacterial species named Helicobacter pylori. Usually, this bacterium first infects the stomach antrum (stomach mucosa without acid-producing cells) acutely and may progress to infect most or all of the stomach's mucosa over time (chronic gastritis) and remain there for years. This infection generates an initial strong inflammatory response and eventually, a long-term chronic inflammation with intestinal cell changes may develop. Another major cause of acute and chronic gastritis is the use (and overuse) of nonsteroidal anti-inflammatory drugs (NSAIDs).

However, there are many other causes of gastritis; the following is a list of common causes of both acute and chronic gastritis; chronic gastritis may occur with repeated or continual presence of most of these causes:

In general, infectious agents, especially Helicobacter pylori, and NSAIDs are responsible for the majority of people with gastritis. Continue Reading

Reviewed on 10/30/2015
References
REFERENCES:

Marcus, A., MD. "Chronic Gastritis." Medscape. Dec 19,2014
<http://emedicine.medscape.com/article/176156-overview>

NutritionMD. "Gastritis and Peptic Ulcer Disease: Nutritional Considerations."
<http://www.nutritionmd.org/consumers/gastrointestinal/gastritis_nutrition.html>

Oregon State University, Linus Puling Pauling Institute, Micronutrient Information Center. "Flavonoids."
<http://lpi.oregonstate.edu/mic/dietary-factors/phytochemicals/flavonoids#introduction>

University of Maryland Medical Center. Gastritis. Aug 15, 2013
<https://umm.edu/health/medical/altmed/condition/gastritis>

Univeristy of Michigan; Integrative Medicine. "Healing Foods Pyramid™"
>http://www.med.umich.edu/umim/food-pyramid/legs.html>

Wehbi, M. MD. "Acute Gastritis." Medscape. Sep 18,2014
<http://emedicine.medscape.com/article/175909-overview>

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