Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Small right apical pneumothorax is stable since the prior study . No evidence of tension is seen . Right - sided rib fractures seen on rib series performed earlier today were better assessed on dedicated rib series . Small right pleural effusion and right base atelectasis . Mild left base atelectasis is seen . Cardiac and mediastinal silhouettes are stable . No pulmonary edema is seen . 2 BBs project over the right lower chest .
    OUTPUT:
    
Small right apical pneumothorax is stable since the prior study . Multiple right - sided rib fractures are better assessed on the prior study which included the rib series .