Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Mediastinal and hilar contours are unremarkable . Previously noted right basilar opacification has markedly improved , with near complete resolution of the right pleural effusion . Bibasilar streaky opacities could reflect atelectasis with mild pulmonary vascular engorgement noted . There is no pneumothorax . No acute osseous abnormalities are seen .
    OUTPUT:
    
1 . Near - complete resolution of the previously noted right basilar opacity and pleural effusion . 2 . Streaky and patchy bibasilar airspace opacities could reflect atelectasis . 3 . Mild pulmonary vascular congestion .