Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Lung volumes are low . Bibasilar atelectasis without convincing evidence for pneumonia or edema . No large effusion or pneumothorax . Heart appears mildly enlarged . No congestion or edema . Mediastinal contour appears normal . Bony structures are intact .
    OUTPUT:
    
Mild cardiac enlargement for which clinical correlation is advised . Bibasilar atelectasis without convincing evidence for pneumonia .