<prompt> All of the following statements about Zenkers diveiculum are true, exceptAcquired diveiculumFalse DiveiculumLateral X-rays on barium swallow are often diagnosticOut pouching of the anterior pharyngeal wall, occur just above the cricopharyngeus muscle  <response>: Zenkers diveiculum is an acquired, false, pulsion diveiculum that affects patients older than 50 years. It is an outpouching in the posterior pharyngeal wall immediately above upper esophageal sphincter. Ref: Schwazs Principles of Surgery, 9th Edition, Chapter 25; Cardiothoracic Surgery In The Elderly By Mark R. Katlic, Page 564 