Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well inflated . The right lung demonstrates mild interstitial markings that appear slightly improved compared with prior exam . The left lung demonstrates basilar atelectasis with associated pleural effusion not significantly changed since prior examination . Cardiac size can not be properly assessed due to rotation of the patient during acquisition . Multiple rib fractures in the right are better assessed in prior CT . There is no evidence of pneumothorax . Monitoring and supportive devices are noted in expected positions .
    OUTPUT:
    
Minimal if any interval improvement of interstitial markings . No significant interval change in left lower lobe atelectasis with associated left - sided pleural effusion .