Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mildly enlarged , unchanged . The aorta is calcified diffusely . Mediastinal and hilar contours are similar . Mild pulmonary vascular congestion is present . No focal consolidation , pleural effusion or pneumothorax is identified . Known nodular opacity in the right lower lobe with adjacent bronchiectasis is better assessed on previous CT . Patchy atelectasis is seen in the lung bases . There are no acute osseous abnormalities .
    OUTPUT:
    
Mild pulmonary vascular congestion . No focal consolidation to suggest pneumonia .