Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right apical chest tube remains in place . The small right apical pneumothorax has resolved . A small right pleural effusion is stable . Right lower lobe subsegmental atelectasis is slightly improved . The left lung remains clear . The heart and mediastinum are within normal limits . Multiple displaced right posterior rib fractures are unchanged in configuration .
    OUTPUT:
    
Resolved right apical pneumothorax . Slightly improved right basilar subsegmental atelectasis with a stable small right pleural effusion . Stable configuration of multiple displaced right posterior rib fractures .