Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to chest radiograph from the same day , slight increase in left basilar opacity , likely worsening atelectasis . Right lower lobe atelectasis has not substantially changed . Mild obscuration of the pulmonary vessels can be mild pulmonary edema . No large effusions . Mild moderate cardiomegaly unchanged .
    OUTPUT:
    
Mild obscuration of the pulmonary vessels can be mild pulmonary edema . Mild basilar atelectasis .