Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . The cardiac , mediastinal , and hilar contours are normal . The lungs are clear . Heart size is top normal . Pleural surfaces are normal . No evidence of pneumonia . No pleural effusions or pneumothorax . No evidence of pulmonary edema .
    OUTPUT:
    
No evidence of pneumonia . No acute cardiopulmonary process .