Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Stable enlarged cardiac silhouette with left ventricular configuration , likely representing a combination of cardiac enlargement and pericardial effusion as demonstrated on ___ CT . Aorta is mildly tortuous . Lungs are clear . Minimal blunting of lateral costophrenic angles may reflect residual pleural thickening in this patient with history of previous bilateral pleural effusions especially in the absence of pleural effusion on the more recent abdominal MRI of ___ .
    OUTPUT:
    
1 . Stable appearance of enlarged cardiac silhouette , likely due to a combination of cardiomegaly and pleural effusion shown on prior CT . 2 . No evidence of active pulmonary infection .