Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild to moderate enlargement of the cardiac silhouette persists . Aorta remains mildly tortuous . Mediastinal and hilar contours are similar , with mediastinal vascular engorgement re - demonstrated . There is mild upper zone vascular redistribution and enlargement of the pulmonary arteries , not substantially changed in the interval , without overt pulmonary edema . No focal consolidation , pleural effusion or pneumothorax is demonstrated . Minimal streaky atelectasis is noted in the lung bases . There are no acute osseous abnormalities .
    OUTPUT:
    
No substantial interval change with chronic mild pulmonary vascular congestion without overt pulmonary edema . Minimal bibasilar atelectasis .