Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right PICC is present with tip terminating in the cavoatrial junction . Cardiomegaly is moderate . Increased enlargement azygos vein is new . A small left pleural effusion with atelectasis is stable in appearance . There is no large right pleural effusion . There is no pneumothorax . Lung volumes are low . Pulmonary edema is mild . The opacity projecting over the left mid lung is better assessed by CT . There is no pneumoperitoneum .
    OUTPUT:
    
1 . Mild pulmonary edema with central vascular engorgement , as evidenced by prominent azygos vein . 2 . Stable moderate left pleural effusion with compressive atelectasis . 3 . Left lower lobe mass is better assessed by CT .