Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Upright radiograph of the chest demonstrates a new small apical pneumothorax on the left . There has also been interval decrease in size of left pleural effusion since the prior study . A left - sided pigtail catheter remains in the lower left lung base . Numerous bilateral pulmonary nodules are again seen , along with bibasilar atelectasis and a small right pleural effusion . A right Port - A - Cath is unchanged in position .
    OUTPUT:
    
New small left apical pneumothorax and decrease in size of left pleural effusion . The above findings were communicated to Dr . ___ by Dr . ___ ___ telephone at 3 :32 p .m . , one minute after discovery .