Saddle pulmonary embolus with Westermark sign

Case contributed by Dr Jack Ren


Chest pain

Patient Data

Age: 50
Gender: Female

Frontal Chest X-ray showing regional oligaemia at the left middle and lower zone consistent with Westermark sign, suggestive of pulmonary embolism. 

There is a large embolus located at the base of main pulmonary artery extending into common basal artery of both lungs. There is mild pleural effusion in the right lung.

PlayAdd to Share

Case information

rID: 29131
Published: 12th May 2014
Last edited: 14th Aug 2019
System: Chest
Inclusion in quiz mode: Included

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.