Clinical: 22 yo male with several months of right hip pain after sports injury.
Dx: Subacute avulsion of the direct head of the rectus femoris from the anterior inferior iliac spine, with early granulation tissue filling a 1.5cm gap. There is strain of the indirect head of the rectus femoris, which originates from the superior acetabular ridge.
Read Rectus Femoris AJR Article
References:
1. Gyftopoulos S, Rosenberg Z S, Schweitzer M, Bordalo-Rodrigues M. AJR: 2008 – vol. 190, pp. W182-W186.