Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post median sternotomy . Right upper lobe opacity is worrisome for pneumonia . trace left pleural effusion is difficult to exclude although no large pleural effusion is seen . There is no pneumothorax . The cardiac silhouette is top - normal to mildly enlarged . Aortic knob calcification is seen . Hilar contours are grossly stable .
    OUTPUT:
    
Right upper lobe consolidation worrisome for pneumonia . Recommend followup to resolution .