https://www.doccheck.com/en/detail/photos/6046-zenkers-diverticulum-bolus-esophageal-endoscopy-arrows
Zenker's diverticulum, bolus, esophageal endoscopy, arrows - DocCheck
Esophagus: Food bolus protruding from a Zenker's diverticulum.
zenker s diverticulumbolusesophagealendoscopyarrows
https://en.wikipedia.org/wiki/Zenker's_diverticulum
Zenker's diverticulum - Wikipedia
zenker s diverticulumwikipedia