Gastritis

Inflammation of the gastric mucosa

Classified by duration:

• Acute: neutrophilic infiltration on histology

• Chronic: mixture of mononuclear cells, lymphocytes, macrophages on histology

Sub...

Burning epigastric pain or discomfort, often aggravated by eating

Unintentional weight loss, anorexia

Nausea, with or without vomiting

Significant bleeding is unusual except in hemorrhag...

H. pylori treatment is required to relieve symptoms.

Parenteral fluid and electrolyte supplements if unable to tolerate oral intake

Discontinue NSAID use. Abstinence from alcoh...

Consider repeat endoscopy after 6 weeks if gastritis was severe or if poor treatment res...

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...