From: MRI for the preoperative evaluation of femoroacetabular impingement
Preoperative FAI reporting checklist | |
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Osseous morphological abnormalities | Cam lesion Pincer lesion  - Superior acetabular retroversion  - True acetabular retroversion  - Global acetabular overcoverage: coxa profunda or protrusio Mixed cam/pincer deformity |
Labral lesions | Chondrolabral separation Labral tear or degeneration Intralabral ossification |
Cartilage | Chondral delamination Chondral loss Other signs of osteoarthritis: subchondral cysts, sclerosis, osteophytes |
Measurements | Alpha angle Femoral anteversion |
Associated injuries | Pubic symphysis stress reaction Adductor aponeurosis injury Tendinopathy and tendon tears: hip flexors, abductors, and hamstrings. |