Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . Midline sternotomy wires and mediastinal clips are again noted . Heart is mildly enlarged , though this appears stable . The aorta is tortuous , also unchanged . There is mild interstitial edema without large effusions or pneumothorax . No definite signs of pneumonia . Bony structures are demineralized . A mild wedge deformity of a vertebra at the thoracolumbar junction is noted . There is stable from prior .
    OUTPUT:
    
Mild cardiomegaly with interstitial edema .