Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Interval removal of a right chest tube with . Amount of lateral right chest wall subcutaneous emphysema has increased . A tiny right apical pneumothorax is essentially unchanged . Lung volumes remain relatively low . However , pulmonary edema has essentially resolved . Right greater than left basilar opacities are similar . A bulla at the left lung base is noted , also seen on recent CT .
    OUTPUT:
    
1 . Trace right apical pneumothorax is unchanged status - post right chest tube removal . 2 . Nearly resolved pulmonary edema . 3 . Bibasilar opacities could reflect atelectasis or pneumonia .