Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette size is normal . The aortic knob is calcified . Mediastinal and hilar contours are unremarkable . There is mild pulmonary vascular congestion . No focal consolidation , pleural effusion or pneumothorax is seen . Right apical calcification and scarring is noted . No acute osseous abnormality is seen .
    OUTPUT:
    
Mild pulmonary vascular congestion . No evidence for pneumothorax or pneumonia .