Kirklin sign

Last revised by Rohit Sharma on 25 Apr 2019

The Kirklin sign refers to a deformity of the normal gastric bubble on an upright chest radiograph due to a mass lesion of the gastric cardia or fundus.

The Kirklin sign is different from the Kirklin complex, a gastric finding on upper GI fluoroscopy.

History and etymology

Byrl Raymond Kirklin, (1888-1957) an American radiologist described this finding in 1939 1,2.

Differential diagnosis

The differential for a Kirklin sign includes:

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