Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size , mediastinal and hilar contours are normal . Lungs and pleural surfaces are clear . No pleural effusion or acute skeletal abnormality .
    OUTPUT:
    
No radiographic evidence of pneumonia . Please note that chest radiographs are relatively insensitive for detecting pneumocystis pneumonia . If there is strong clinical suspicion for this infection , high - resolution chest CT may be considered if warranted clinically .