Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart is moderate to severely enlarged . Mediastinal and hilar contours are unremarkable . There is no pulmonary edema . No focal consolidation , pleural effusion or pneumothorax is seen . Minimal atelectasis is noted in the lung bases . Degenerative changes are noted throughout the thoracic spine as well as involving both acromioclavicular joints .
    OUTPUT:
    
Cardiomegaly without evidence of congestive heart failure . Minimal bibasilar atelectasis .