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What are the usual treatments for Zenker diverticulum?

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The usual treatments for Zenker diverticulum are open surgery, rigid endoscopy with a laryngoscope and flexible endoscopy, as of 2015, according to the National Center for Biotechnology Information. In a flexible endoscopy, the surgeon cuts the septum between the esophageal lumen and the diverticulum, which removes the food-blocking obstacle.

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Cutting the septum allows the food to reach the esophagus, reduces pressure on the cricopharyngeal muscle and lessens the muscular spasms that cause the disorder, explains the NCBI. The flexible endoscopic procedure is less invasive, carries less patient risk and requires less time in the hospital than open surgery or rigid endoscopy procedures, which surgeons perform after placing patients under general anesthesia.

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