Zenker diverticulum

Zenker diverticulum. Lateral single-contrast esophagogram shows a large outpouching (*) arising from the region of the cricopharyngeus posterior to the normal esophagus (arrow).

90-year-old man with history of aspiration pneumonia. Spot radiograph obtained with patient in frontal position shows 3-cm Zenker’s diverticulum (Z) and 1.5-cm left-sided Killian-Jamieson diverticulum (K). Barium reflux from Zenker’s diverticulum into lower hypopharynx (arrow) is seen.

90-year-old man with history of aspiration pneumonia. Spot radiograph of pharyngoesophageal junction region obtained with patient in right posterior oblique position shows Zenker’s diverticulum (large arrow) protruding posterior to pharyngoesophageal segment (long thin arrow). Killian-Jamieson diverticulum (medium arrow) overlaps proximal cervical esophagus.


Zenker diverticulum and aspiration bronchiolitis in a 68-year-old woman with cough and halitosis. (a) Posteroanterior chest radiograph shows an air-fluid level (arrowheads). (b) CT scan shows aspiration bronchiolitis in the left upper lobe with multiple filled bronchioles.

Zenker diverticulum in a 54-year-old man with dysphagia and cough. (a) Posteroanterior chest radiograph shows abnormal widening of the superior portion of the mediastinum. An air-fluid level is also seen (arrows). (b) CT scan shows a large retrotracheal diverticulum with an air-fluid level due to retained alimentary content.

73-year-old man with remnant diverticulum after endoscopic stapling diverticulotomy for dysphagia. Steep oblique view from preoperative barium study shows 3-cm Zenker’s diverticulum (white arrow) above prominent cricopharyngeus (black arrow).

80-year-old man with suspended diverticulum after diverticulopexy and cricopharyngeal myotomy for dysphagia. Lateral view from preoperative barium study shows 3-cm Zenker’s diverticulum (arrow).

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