Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are moderately well inflated . There is unchanged mild prominence of lung vasculature without frank pulmonary edema . Mild cardiomegaly . No pleural effusions . Left upper chest wall pacemaker and pacer wires , right - sided central venous catheter terminating at the cavoatrial junction , sternotomy sutures , bilateral humeral prosthesis , all remain unchanged compared to the prior radiograph .
    OUTPUT:
    
1 . Mild prominence of lung vasculature without pulmonary edema . 2 . No pleural effusion or pneumothorax .