Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate to severe enlargement of cardiac silhouette with a globular configuration is similar compared to the prior exam and likely reflective of a moderate sized pericardial effusion . Mediastinal and hilar contours are unchanged . There is pulmonary vascular congestion with blunting of the left costophrenic angle on the frontal view suggestive of a trace left pleural effusion . Bibasilar atelectasis is present . No pneumothorax is identified . There are no acute osseous abnormalities .
    OUTPUT:
    
Moderate to severe enlargement of the cardiac silhouette likely due to the presence of a moderate pericardial effusion . Pulmonary vascular congestion with small left pleural effusion . Bibasilar atelectasis .