Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to the prior examination dated ___ , there has been no relevant interval change . Again , there is no lobar consolidation , pleural effusion , pneumothorax , or pulmonary edema . Mild bibasilar atelectasis is unchanged . The heart remains mildly enlarged .
    OUTPUT:
    
Stable , mild cardiomegaly without acute cardiopulmonary process .