Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left apical pneumothorax has improved , tiny pneumothorax remaining if any . A left sided pleural effusion is tiny . Left parenchymal consolidations have improved . There is bibasilar atelectasis . A left pigtail catheter terminates at the left lung base .
    OUTPUT:
    
Tiny apical pneumothorax remains if any . Tiny left - sided pleural effusion . Improved left parenchymal consolidations .