Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is marked interval improvement in bilateral interstitial pulmonary infiltrates . Ill - defined density in the perihilar region is no longer apparent . There is minimal asymmetric density at the right lung base . The lungs are otherwise clear . There is no pneumothorax . The cardiac silhouette and mediastinal contours are within normal limits for technique . There are no concerning bone findings .
    OUTPUT:
    
Interval clearing of bilateral pulmonary opacities consistent with resolving edema .