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Table 3 MRI reporting checklist for preoperative FAI evaluation

From: MRI for the preoperative evaluation of femoroacetabular impingement

Preoperative FAI reporting checklist

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.