Zenker's diverticulum is an esophageal diverticulum that occurs in the elderly and contributes to morbidity due to dysphagia and aspiration pneumonia. Open surgery and rigid endoscopy were previously the mainstay of treatment, however, with a favorable safety profile and similar success rates, flexible endoscopy has emerged as a new treatment modality for Zenker's diverticulum. This review aims to highlight endoscopic techniques and tools in the management of Zenker's diverticulum.

Clearing your throat is a normal action to get someone's attention or because you feel like something is stuck in your throat. However, when throat clearing becomes persistent, it is important to find out the cause so that it can be reduced.