Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with the prior radiograph , mild to moderate cardiomegaly with a calcified aortic knob is stable . The NG tube has been removed . The pulmonary edema has redistributed , with more clear upper lungs but increased edema in the bilateral lower lungs . Bibasilar atelectasis is unchanged . Findings are consistent with heart failure . No focal consolidation concerning for pneumonia .
    OUTPUT:
    
Heart failure and redistribution of pulmonary edema , which is more pronounced in the lower lungs .