Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . There is a large right pneumothorax with near complete collapse of the right lung . There is no significant shift of midline structures though decompression is urgently recommended . Left lung is clear though hyperinflated with emphysema . A small right pleural effusion is difficult to exclude . Cardiomediastinal silhouette stable . Hardware in the lower C - spine noted . No acute osseous injury .
    OUTPUT:
    
Large right pneumothorax without definite signs of tension with probable small pleural effusion . Urgent decompression advised .