Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . The aortic knob is calcified . Mediastinal and hilar contours are normal . Pulmonary vasculature is normal . There is minimal atelectasis in the lower lobes . No focal consolidation , pleural effusion or pneumothorax is present . Surgical anchor is seen projecting over the right humeral head . There are mild degenerative changes in the imaged thoracic spine .
    OUTPUT:
    
Minimal atelectasis in the lung bases without focal consolidation to suggest pneumonia .