Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral chest radiographs demonstrate persistent small left apical pneumothorax with stable appearing left apical opacity consistent with pulmonary contusion . The right lung is clear . Re-demonstration of left ___ and 6th rib fractures , better appreciated on CT torso . There is no pleural effusion . Cardiomediastinal and hilar contours are unremarkable .
    OUTPUT:
    
Small left apical pneumothorax with stable left apical opacity consistent with pulmonary contusion .