Diagnosis

Simple fracture, spiral (AO/OTA 42A1) 

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Simple fracture, spiral

Simple fracture, spiral

These are simple diaphyseal fractures of the tibia with a spiral fracture line, located at whatever level of the diaphysis.
This fracture is classified as an AO/OTA 42A1 fracture.

Simple fracture, spiral

X-ray taken from Orozco R et al, (1998) Atlas of Internal Fixation. Used with kind permission.