Clinical presentation:
Adult male with difficulty swallowing and a history of regurgitating unchanged food some time after eating.

The barium swallow shows a mid-line collection that is shown in the lateral view to be a wide-mouthed diverticulum that originates from the posterior margin. Spondylotic changes are present in the cervical spine, but without any significant indentation of the barium column by osteophytes.

Clinical presentation:
53 year old female from the West-Indies with a history of left sided chest pain that was thought to be hiatus hernia.

There is a largewide-mouthed diverticulum on the left side of the pharynx. It fills and empties promptly on swallowing. The half-shadowing in the upper part is swallowed air.