Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Single AP portable radiograph of the chest . On the right side , there is a moderate sized pneumothorax which is slightly enlarged compared to the prior radiograph . There is a small to moderate extrapleural hematoma at the lateral aspect of the right lung . In the right lower lung , there is a new opacification which likely represents lower lobe collapse . Multiple right - sided rib fractures , with substantial displacement are noted , and are unchanged from the prior radiograph . On the left side , there is a moderate to large sized left pneumothorax which is new from the prior study . Additionally , there is opacification at the posterior basal segment of the left lower lobe , indicating lobar collapse . The heart size is normal and the mediastinum is unchanged .
    OUTPUT:
    
1 . Slight interval increase in size of right - sided pneumothorax with new right lower lobar collapse . 2 . New moderate to large left - sided pneumothorax with left lower lobe posterior basal segment collapse . These findings were relayed to the house staff taking care of the patient including Dr . ___ , by Dr . ___ , at 9 :35 , upon discovery .