The 'Lightbulb Sign' doesn't always mean a posterior dislocation
opnmagazine on X: "Image of the Week: The Evolution Of Electric Light Bulbs: An X-Ray View Celebrate World Radiography Day! X-rays were discovered on November 8th, 1895. https://t.co/CuJ2FW5cIx #radiography #xrays #lightbulbs #light #