Synonyms

Extra bump along upper left heart silhouette

May Be Caused by

 Common

Germ cell tumor

Left atrial appendage enlargement

Left ventricular aneurysm

Lymphoma

Pericardial adhesion

Pericardial defect

Rheumatic heart disease

Thymic cyst

Thymoma

Thymus gland

 Uncommon

Arteriovenous fistulas

Asbestosis

Cardiac neoplasm

Cardiomyopathy

Coronary artery aneurysm

Corrected transposition of great vessels

Ebstein anomaly

Hydatid cyst

Inverted rudimentary right ventricle

Left-sided ascending aorta

Neoplasm of pericardium

Pericardial cyst

Pleural plaque

Pulmonary artery aneurysm

Pulmonary artery conduit

Right atrial appendage, levoposition

Sinus of Valsalva aneurysm

Tetralogy of Fallot