Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A left chest tube remains in place . The previously seen tiny left apical pneumothorax is no longer identified on today 's exam . A small left pleural effusion is unchanged . Left lower lobe subsegmental atelectasis is also unchanged . The right lung remains clear . Heart and mediastinum are within normal limits despite the projection . Bones and soft tissues are unremarkable .
    OUTPUT:
    
Interval resolution of tiny left apical pneumothorax . Stable small left pleural effusion and left lower lobe subsegmental atelectasis .