Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Midline sternotomy wires and prosthetic cardiac valve are again noted . There is a left subclavian dialysis catheter with its tip in the low SVC in the region of the cavoatrial junction . Patient is rotated to the right limiting assessment . There is mild pulmonary edema noted with hilar engorgement . No large effusion is seen . Please note lateral view limited due to motion artifact . No large pneumothorax . The imaged osseous structures appear grossly intact .
    OUTPUT:
    
Mild pulmonary edema . No definite signs of pneumonia though post diuresis chest radiograph may be obtained to further assess .