Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is rotated . Despite consideration of patient positioning , there is a new abnormal configuration to the mediastinum and right hilum . Given rapidity of development , diagnostic consideration if given to pulmonary parenchymal collapse or possibly mediastinal hematoma . Minimal right lower lung opacification is not significantly changed compared to ___ and may represent chronic change . No pleural effusion or pneumothorax is evident . No displaced rib fractures identified .
    OUTPUT:
    
Change in mediastinal contour compared to ___ , greater than expected given change in patient position and lung volumes . Recommend further evaluation with chest CT to rule out mediastinal injury . Dr . ___ communicated findings to Dr . ___ at 11 o'clock a .m . on ___ via telephone at the time of discovery .