Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . The mediastinal and hilar contours are normal . The pulmonary vasculature is normal . Lungs are clear with resolution of recently described heterogeneous right lower lobe opacities . No pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities . Healed left rib fractures are again demonstrated as well as slight elevation of the left hemidiaphragm
    OUTPUT:
    
No current evidence of pneumonia .