Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright chest film ___ at 23 :58 is submitted .
    OUTPUT:
    
The right PICC line now has its tip overlying the right axilla . The pulmonary edema has somewhat improved . There is still patchy opacity at the right base with an associated probable effusion suggesting atelectasis , although aspiration and pneumonia should also be considered . Cardiac and mediastinal contours remains stably enlarged . No pneumothorax .