Echo-cardiogram is one of the important diagnostic tests that play a crucial role in ruling out  infective endocarditis as the cause of lung abscess.
Echo-cardiogram
It is done to rule out lung abscess suspected secondary to septic embolism from right-sided (e.g., tri-cuspid valve) bacterial endocarditis.
It reveals vegetation's on the affected valve.
Lung abscess other diagnostic studies
Lung abscess other imaging findings
Pulmonary nodule other diagnostic studies
Pleural effusion differential diagnosis
Hemoptysis other diagnostic studies
Lung mass other diagnostic studies
Pulmonary nodule other imaging studies
Pleural effusion other imaging findings