Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lordotic positioning . Heart size is borderline enlarged . There is mild unfolding of the aorta , which is unchanged . There is equivocal upper zone redistribution , but no overt CHF . No focal infiltrate or consolidation identified . Possible minimal atelectasis in the right cardiophrenic angle . No effusion .
    OUTPUT:
    
No focal infiltrate detected to suggest pneumonia . Minimal atelectasis right cardiophrenic angle .