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Esophageal stricture - benign

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Esophageal stricture - benign

Definition:

Benign esophageal stricture is a narrowing of the esophagus (the tube from the mouth to the stomach) that causes swallowing difficulties.

Causes, incidence, and risk factors:

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Esophageal stricture can be caused by:

• Gastroesophageal reflux (GERD), irritation caused by excess stomach acids
• Prolonged use of a nasogastric (NG) tube while under medical care
• Ingestion of corrosive substances
• Viral or bacterial infections
• Treatment of esophageal varices (dilated blood vessels)
• Injuries caused by endoscopes (small cameras used during surgery or certain tests)

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