Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable upright chest radiograph ___ at 10 : 13 is submitted .
    OUTPUT:
    
Right basilar pleural pigtail catheter remains in place . There is persistent stable bibasilar opacities which could reflect aspiration , pneumonia or atelectasis . Stable left layering pleural effusion . There is a small right apical pneumothorax with a loculated basilar component . When compared to the prior study , given differences in positioning , this may have slightly increased . Overall cardiac and mediastinal contours are stable . No pulmonary edema .