Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A portable view of the chest demonstrates continous improved aeration of the left mid and upper lung . A moderate left pleural effusion remains . The right lung is grossly clear . Small right pleural effusion is stable . A left pigtail catheter and right PICC are unchanged in position . There is no pneumothorax .
    OUTPUT:
    
Continued improvement in aeration in the left upper and mid lung with interval decrease in left pleural effusion .