Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP upright portable view of the chest was obtained . Mild cardiomegaly persists . The aorta is calcified and tortuous . Hilar contours are stable . No focal consolidation , large pleural effusion , or evidence of pneumothorax is seen . Slight blunting of the right costophrenic angle is likely due to overlying soft tissue , though very trace effusion would be difficult to exclude .
    OUTPUT:
    
No acute cardiopulmonary process .