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Cricopharyngeal Incoordination

By Michael C. DiMarino, MD

In cricopharyngeal incoordination, the cricopharyngeal muscle (the upper esophageal sphincter) is uncoordinated. It can cause a Zenker diverticulum (see page Esophageal Diverticula). Repeated aspiration of material from the diverticulum can lead to chronic lung disease. The condition can be treated by surgical section of the cricopharyngeal muscle.

* This is the Professional Version. *