Inflammation of the gastric mucosa
Can be classified by time course
Acute: neutrophilic infiltration on histology
Chronic: mixture of mononuclear cells, lymphocytes, macrophages on his...
Epigastric discomfort, often aggravated by eating
Burning epigastric pain, anorexia
Nausea, with or without vomiting
Significant bleeding is unusual except in hemorrhagic gastritis.
H. pylori treatment is required to relieve symptoms.
Parenteral fluid and electrolyte supplements if unable to tolerate oral intake
Discontinue NSAID use.
Abstinence from alcoho...
Usually no restrictions
Confirm H. pylori eradication 4+ weeks after treatment.
Consider repeat endoscopy after 6 weeks if gastritis was severe or...
K29.5 Unspecified chronic gastritis
K29.40 Chronic atrophic gastritis without bleeding
K29.50 Unspecified chronic gastritis without bleeding
K29.2 Alcoholic gastritis
K29.41 Chronic atrophic ga...
H. pylori is the most common cause of gastritis; >50% of adult patients are colonized with H. pylori by age 60 years.
H. pylori antibodies decline in the year after treatment and sho...
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