Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lungs are well - expanded and clear . The cardiomediastinal silhouette is unremarkable . There is no pleural effusion , pulmonary edema , pneumothorax , or focal consolidation . No subdiaphragmatic free air is identified . Multiple air - fluid levels within small bowel loops in the mid abdomen are partially seen .
    OUTPUT:
    
No acute cardiopulmonary process . No subdiaphragmatic free air .