Zenker's Diverticulum - Causes & Symptoms
Malfunctioning of the cricopharyngeal muscle with aging seems to be the main cause. Some neurologic diseases, such as a stroke, may result in malfunctioning of the cricopharyngeal muscle.
A small Zenker’s diverticulum can be asymptomatic (exhibit no symptoms). When a diverticulum increases in size, the following symptoms may appear: