Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP portable upright chest radiograph was provided . Dual - lead AICD is again noted , though the right ventricular lead is poorly visualized . Cardiac size is top normal and pulmonary edema is moderate . No large effusion or pneumothorax is seen . Mediastinal contour is stable . Bony structures are intact .
    OUTPUT:
    
Moderate pulmonary edema with mild cardiomegaly .