Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: No focal consolidation , pleural effusion , pneumothorax , or pulmonary edema is seen . Heart size is within normal limits . Right mediastinal contour is convex laterally , with increased density in the right paratracheal region and mild leftward displacement of the upper trachea .
    OUTPUT:
    
No acute findings . Possible mediastinal lymphadenopathy or mass . Updated findings reported to Dr . ___ ___ attending radiologist review by phone at 7 :45 a .m . on ___ .