Femoroacetabular impingement - cam-type

Case contributed by Dr Mostafa El-Feky


Painful left hip.

Patient Data

Age: 30 years
Gender: Male

An osseous bump is noted at the femoral head-neck junctions, and short femoral neck bilaterally. 

An osseous bump is noted at the femoral head-neck junctions, and short femoral neck bilaterally. 

Abnormal linear T2 hyperintense signal noted at the anterosuperior labrum, at the labral- chondral transitional zone, on the left side.

Subcortical degenerative cystic changes at the anterosuperior aspect of the left acetabulum.

Normal marrow signal of both femoral heads, no MRI evidences of avascular necrosis.

Case Discussion

Features are in keeping with bilateral femoroacetabular impingement (cam type), more marked on the left side with associated labral tear. Cam-type femoroacetabular impingement is more common in young men.

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Case information

rID: 67641
Published: 1st May 2019
Last edited: 14th Aug 2019
Inclusion in quiz mode: Included
Institution: Dar El Ashaa Center

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