An Endoscopic Nasomediastinal Approach to a Mediastinal Abscess Developing after Zenker's Diverticulectomy.

Zenker's diverticulum is the most frequent symptomatic diverticulum of the esophagus, but the prevalence is <0.1%. The optimal treatment is surgery. Here, we present a nasomediastinal drainage approach to treatment of a mediastinal abscess, developing in the late postoperative period and attributable to leakage from the staple line.