Flashcards in 43. Zenker diverticulum Deck (7)
definition and mechanism
Pharyngoesophageal false diverticulum
esophageal dysmotility causes herniation of mucosal tissue at Killian triangle between the thyropharyngeal and cricopharyngeal parts of the inferior pharyngeal constrictor
presenting symptoms / epidimiology
5. foul breath
6. neck mass
MC in elderly males
Zenker diverticulum - location
killian triangle between the thyropharyngeal and cricopharyngeal parts of the inferioir pharyngeal constrictor
• What is a Zenker diverticulum?
Herniation of mucosal tissue at Killian triangle, between the thyropharyngeal/cricopharyngeal parts of the inferior pharyngeal constrictor
• Is Zenker diverticulum a true or false diverticulum?
False diverticulum (it contains only the mucosa and submucosa—a true diverticulum involves all three layers)
• A patient presents with halitosis and decreased oral intake due to discomfort on swallowing. What is the most likely diagnosis?