Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are symmetrically well expanded and well aerated without focal consolidation concerning for pneumonia . No pleural effusion or pneumothorax is detected . The pulmonary vasculature is within normal limits . The cardiac silhouette is top normal in size but unchanged . The mediastinal and hilar contours are within normal limits . The trachea is midline . The visualized upper abdomen demonstrates a TIPS shunt , as before .
    OUTPUT:
    
No acute cardiopulmonary process .