Thoracic aortic aneurysm chest x ray

Chest X Ray
Thoracic aneurysms are easily visible and can be efficiently diagnosed on chest x rays.

Characteristic findings include: Chest x rays can display abnormalities in 80-90% of patients, however smaller aneurysms (saccular aneurysms) may not be apparent on a chest x ray.
 * widening of mediastinal silhouette
 * enlargement or obliteration of the aortic knob
 * displacement of the trachea from the midline to the right
 * double-opacity appearance of the aorta
 * localized bulge along the aortic contour
 * displacement of calcification of the aortic wall