Fractures of the capitellum are the result of direct trauma to the extremity. In pediatric patients, this site is the second most common site of injury about the elbow.

A	Lateral radiograph of the elbow. This demonstrates a fracture of the capitellum.
B	AP radiograph of the elbow. This shows the fracture of the capitellum.

Links to online textbooks:

• Wheeless' Orthopedics: discussion of capitellum fractures

Links to online cases:

• University of Hawaii
• Emedicine.com