Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright chest film ___ at 15 11 is submitted .
    OUTPUT:
    
Lung volumes are slightly lower . There is persistent opacity in the left costophrenic angle . Overall , the vasculature is more engorged suggesting fluid overload and mild edema . Overall cardiac and mediastinal contours are likely stable . No pneumothorax .