Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A small to moderate left apical pneumothorax is new from the prior study . The left basilar pigtail projects in unchanged location with interval decrease in the left pleural effusion . Low lung volumes cause bronchovascular crowding and bibasilar atelectasis . There is no focal consolidation or pulmonary edema . The cardiomediastinal silhouette is unchanged . A left PICC terminates in the mid SVC .
    OUTPUT:
    
1 . New small to moderate left apical pneumothorax . 2 . Interval decrease in small left pleural effusion .