Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA lateral chest radiographs were obtained . There is bibasilar atelectasis related to low lung volumes . The cardiac silhouette remains moderately enlarged with pulmonary vascular congestion . There is blunting of the right costophrenic angle which may represent a trace pleural effusion . No pneumothorax is seen .
    OUTPUT:
    
Bibasilar atelectasis with a trace right pleural effusion . Moderate cardiomegaly is unchanged .