Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison with study from ___ , there is no significant change . There is no focal consolidation , effusion , or pneumothorax . No rib fracture is seen . A linear ossific density seen in the right mid lung follows the rib border and most consistent with a sclerotic bone island . Mediastinal and hilar contours are normal . Heart size is normal .
    OUTPUT:
    
No acute intrathoracic process . If concern for rib fracture persists , dedicated rib series could be obtained further evaluation .