Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been no significant interval change . Evidence of old lateral right - sided rib fractures is again seen . No focal consolidation is seen . There is no pleural effusion or pneumothorax . Thin linear radiopaque structure projecting over the posterior inferior thorax at the level of the posterior diaphragms , best seen on the lateral view was also present on the prior study from ___ and CT from ___ and seen to be intimately associated with right - sided posterior ninth rib .
    OUTPUT:
    
No acute cardiopulmonary process .