Intestinal metaplasia

Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
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Intestinal metaplasia
File:Histopathology of Barrett's esophagus, annotated.jpg
Synonyms
Pronounce	N/A
Specialty	N/A
Symptoms	Often asymptomatic, may include symptoms of gastroesophageal reflux disease
Complications	Increased risk of gastric cancer, esophageal adenocarcinoma
Onset
Duration
Types	Complete intestinal metaplasia, Incomplete intestinal metaplasia
Causes	Chronic inflammation, Helicobacter pylori infection, gastroesophageal reflux disease
Risks	Smoking, alcohol consumption, obesity, dietary factors
Diagnosis	Endoscopy, biopsy, histopathology
Differential diagnosis	Gastritis, esophagitis, dysplasia
Prevention	Eradication of Helicobacter pylori, lifestyle modifications
Treatment	Surveillance, proton pump inhibitors, endoscopic therapy
Medication	N/A
Prognosis	Variable, depends on progression to dysplasia or cancer
Frequency	Common in populations with high prevalence of Helicobacter pylori
Deaths	N/A

Intestinal metaplasia is a medical condition characterized by the transformation of epithelial cells lining the stomach into cells that resemble those found in the intestines. This condition is often associated with an increased risk of developing gastric cancer.

Causes

The exact cause of intestinal metaplasia is not known. However, it is often associated with chronic inflammation of the stomach lining, a condition known as gastritis. This inflammation can be caused by various factors, including infection with the bacterium Helicobacter pylori and long-term use of nonsteroidal anti-inflammatory drugs (NSAIDs).

Symptoms

Intestinal metaplasia itself does not cause symptoms. However, individuals with this condition may experience symptoms related to the underlying cause of the metaplasia, such as gastritis. These symptoms can include abdominal pain, nausea, vomiting, and loss of appetite.

Diagnosis

Diagnosis of intestinal metaplasia is typically made through a procedure known as an endoscopy, during which a small sample of tissue is taken from the stomach lining for examination under a microscope. This procedure is often performed in individuals who have symptoms suggestive of a stomach disorder, or in those who are at high risk of developing gastric cancer.

Treatment

Treatment for intestinal metaplasia focuses on addressing the underlying cause of the condition. This can involve eradication of H. pylori infection, if present, and avoidance of NSAIDs. In some cases, regular monitoring through endoscopy may be recommended to detect any changes in the stomach lining that could indicate the development of gastric cancer.

Prognosis

The prognosis for individuals with intestinal metaplasia varies depending on the extent of the condition and the presence of other risk factors for gastric cancer. Regular monitoring and appropriate treatment can help to reduce the risk of developing this type of cancer.

See also

• Gastric cancer
• Gastritis
• Helicobacter pylori
• Endoscopy