Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are symmetrically well aerated and well expanded . No focal consolidation concerning for pneumonia , pleural effusion or pneumothorax is detected . The pulmonary vasculature is not engorged and there is no pulmonary edema . The cardiac silhouette is normal in size . The mediastinal and hilar contours are within normal limits . The visualized upper abdomen shows no free air beneath the right hemidiaphragm .
    OUTPUT:
    
1 . No acute cardiopulmonary process . 2 . No free air beneath the right hemidiaphragm .