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.
Gastritis is inflammation of the
stomach lining and is usually termed acute or chronic gastritis.
The two major causes of gastritis are 1) a bacterium named Helicobacter pylorior H. pylori and 2) nonsteroidal anti-inflammatory drugs
(NSAIDs). However there are many other causes like other infectious agents,
autoimmune problems, diseases like
Crohn's disease, sarcoidosis, and
isolated granulomatosis gastritis.
Although many individuals with
gastritis may have no symptoms, both acute and chronic gastritis may have
Gastritis can be diagnosed
by the patient's symptoms and history (for example, NSAID and/or alcohol
consumption), or by breath, blood, stool, immunological, and biopsy
tests to detect H. pylori and other tests such as endoscopy or radiologic
studies demonstrate mucosal changes.
The treatment for gastritis varies according to the
H. pylori usually is treated with a combination of antibiotics.
Fecal occult blood testing (FOBT) is testing that is performed on samples of stool in order to detect occult blood (blood that is not visible to the naked eye) in otherwise normal-colored stool. Fecal "...