Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are clear . There is no consolidation , effusion , or pneumothorax . The hilar and cardiomediastinal contours are normal . The pleural surfaces are smooth . There is no pulmonary vascular congestion or edema . There is no free air seen in the upper abdomen .
    OUTPUT:
    
No acute cardiopulmonary process .