Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Midline sternotomy wires are again noted . The heart remains markedly enlarged and there is diffuse pulmonary edema which is increased in extent compared with the prior imaging study . There is no large effusion . No pneumothorax . The bony structures appear intact .
    OUTPUT:
    
Marked cardiomegaly with diffuse pulmonary edema .