Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is cortical discontinuity along the lateral aspect of the left posterior seventh rib , findings compatible with an acute fracture . No pneumothorax is identified . There is no pleural effusion . Projecting over the peripheral right mid-lung is a rounded probable pleural or extrapleural opacity , that is new from prior examination . Recommend follow - up shallow oblique radiographs to confirm pleural lesion . Lungs are clear without focal consolidation . No pulmonary edema is identified . Cardiomediastinal and hilar contours are within normal limits .
    OUTPUT:
    
1 . Left posterior seventh rib fracture . No pneumothorax . 2 . Right mid - lung pleural or extrapleural opacity of uncertain etiology . Recommend non-emergent shallow - oblique radiographs for initial confirmation . If confirmed , CT would be suggested for further characterization . Dr . ___ communicated the above results ( # 1 ) to Dr . ___ at ~ 2 am on ___ by telephone , 5 minutes after discovery . Follow - up recommendations were communicated to the ED QA nurses , who will get in touch with the patient .