Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest demonstrate the lungs are well expanded , with no evidence of focal pneumonia , pleural effusion , or pulmonary edema . The cardiomediastinal silhouette is unremarkable . Cholecystectomy clips are present in the right upper quadrant .
    OUTPUT:
    
No acute cardiopulmonary process .