Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . Mild cardiomegaly and central vascular pulmonary congestion is noted . There is no large pleural effusion , pneumothorax , or lobar consolidation identified . Mild bibasilar atelectasis is seen . Multiple subtle left lateral rib deformities are better visualized on the subsequent CTA chest examination performed on the same day .
    OUTPUT:
    
Mild cardiomegaly and central vascular pulmonary congestion .