Anterior superior iliac spine avulsion

Case contributed by Dr Mark Holland

Presentation

Acute trauma during a football match.

Patient Data

Age: 15 years
Gender: Male

Typical left ASIS avulsion fracture

Annotated image

ASIS avulsion fracture (yellow arrow). 

Case Discussion

This case demonstrates the typical x-ray appearance of an ASIS avulsion fracture. The ASIS is the site of attachment for sartorius and tensor fascia lata muscles and is most commonly avulsed in adolescent athletes. 

See this case for MRI features of the same injury.

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