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Computed tomography, bone window. a: Female 73-year-old with a diagnosis of DCSF. Subtle proptosis at right (dashed line). b: Male eight-year-old patient with diagnosis of post-traumatic CCF. Subtle proptosis at right (dashed line) and sphenoid bone fracture (bold arrow). The presence of fracture in the skull base suggests a post-traumatic origin in the patient on the image b.
