Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . There is an increase in interstitial markings bilaterally with increased amount of fluid seen in the right minor fissure . Bibasilar opacities are similar in appearance compared to prior suggesting scarring or atelectasis . No pleural effusion or pneumothorax . No new focal consolidation . Heart size is top normal . Mediastinal contours are otherwise unremarkable . Old right rib fractures and anterior cervical / thoracic hardware is again seen .
    OUTPUT:
    
1 . Increased interstitial markings likely represent mild interstitial edema or atypical infection . 2 . Bibasilar scarring or atelectasis is similar to prior study .