Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post median sternotomy , CABG , and coronary artery stenting . Moderate cardiomegaly is present . The aorta is tortuous and diffusely calcified . There is mild pulmonary vascular congestion . Hilar contours are otherwise unremarkable . Patchy atelectasis is demonstrated the lung bases without focal consolidation . No large pleural effusion or pneumothorax is demonstrated . No acute osseous abnormality is present .
    OUTPUT:
    
Moderate cardiomegaly and mild pulmonary vascular congestion .