Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a small to moderate right pleural effusion with associated basilar atelectasis and mild volume loss . The left lung base is clear . No significant pneumothorax is seen on this semi-erect view . There is mild prominence of the pulmonary vasculature . The cardiac silhouette is enlarged . Mediastinal contours are within normal limits . There are lucencies beneath both hemidiaphragms greater on the left than right with lucency in the midline most concerning for free air in the abdomen .
    OUTPUT:
    
1 . Evidence of free air in the abdomen . 2 . Enlarged cardiac silhouette . 3 . Small to moderate right pleural effusion with associated basilar atelectasis .