Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared with ___ , I doubt significant interval change . Again seen is moderate cardiomegaly , with a calcified aorta . There is upper zone redistribution , without other evidence of CHF . No focal infiltrate or effusion is detected . Possible minimal atelectasis at the right lung base laterally .
    OUTPUT:
    
No acute pulmonary process identified . Doubt significant interval change compared with ___ .