Rolando Fracture

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The Rolando fracture is really a fracture-dislocation of the base of the first metacarpal. The fracture is intraarticular and comminuted, distinguishing it from the noncomminuted Bennett fracture. There are usually three main fracture fragments.
 - Click on the image for a larger versionAAP radiograph of the first digit. This demonstrates the comminuted intraarticular fracture at the base of the first metacarpal, a Rolando fracture.

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