Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval increase in the left pneumothorax with increased lucency in the left costophrenic angle . The remainder of the exam is unchanged .
    OUTPUT:
    
Interval increase in the left sided pneumothorax . These findings were communicated via telephone by ___ , MD , to ___ , NP , at ___ on ___ , 10 minutes after discovery .