Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are hyperinflated and the diaphragms are flattened , consistent with COPD . There is moderate to moderately severe cardiomegaly , with a calcified unfolded aorta . There is upper zone redistribution , without other evidence of CHF . No frank consolidation or gross effusion is detected . Atelectasis in the lower lobe posteriorly is similar to the prior film . Possible minimal blunting of the costophrenic angles posteriorly , unchanged . The bones appear markedly demineralized . Surgical clips noted in the upper abdomen .
    OUTPUT:
    
COPD , cardiomegaly , and slight upper zone redistribution . No focal infiltrate detected to suggest pneumonia .