Which condition warrants treatment for Zenker's diverticulum?

Zenker's diverticulum is an esophageal condition characterized by the formation of a diverticulum, or pouch, in the pharynx, which can lead to swallowing difficulties, regurgitation, and aspiration pneumonia. Treatment is typically recommended when the diverticulum is symptomatic or when it reaches a certain size that could impact the quality of life.

When considering the management of Zenker's diverticulum, a diverticulum that is greater than 2 cm is significant because larger diverticula are more likely to cause complications such as food entrapment, aspiration, or severe dysphagia. Patients with larger diverticula often experience worse symptoms that can severely affect their daily functioning and overall health. Surgical intervention or other treatments are warranted in these cases to alleviate symptoms and prevent potential complications.

In contrast, a diverticulum that is less than 2 cm may not warrant immediate treatment if the patient is asymptomatic or if symptoms are mild and infrequent. The decision to treat is influenced heavily by the patient's symptoms and the size of the diverticulum, focusing on improving the patient’s quality of life and preventing complications associated with larger diverticula.