Fallen fragment sign

Case contributed by Dr Tom Elswood

Presentation

Left shoulder injury and pain.

Patient Data

Age: 10 years
Gender: Male
X-ray

Pathological fracture through a proximal humeral metaphyseal lesion in a skeletally immature patient. The lesion is lucent, expansile, and well demarcated with a narrow zone of transition. Medially at the fracture site, there is a piece of cortex demonstrating the fallen fragment sign (arrow) of fracture through a bone cyst.

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Case information

rID: 65381
Published: 7th Jan 2019
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included

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