Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to a ___ , there is no significant change . The lung volumes continue to be low with bilateral mild atelectasis . Layering left pleural effusion appears smaller , likely due to patient positioning . Right pleural effusion is also unchanged . Heart size is mildly enlarged . Monitoring and support lines appear unchanged .
    OUTPUT:
    
No significant interval change .