PMC5547726_01
AP view radiograph of the pelvis revealing opacity in the left acetabular fossa.
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fig1
CT arthrogram revealing a lesion expanding medially through the acetabular fossa with sclerotic rim.
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fig2
The lesion was surrounded with a sclerotic bonny rim not deforming the inner acetabular wall thus representing a slowly growing lesion (Figure 2).
MR arthrogram showing a cavity in the acetabular fossa filled with a lesion with an isosignal similar to cartilage. The lesion is medially facing the fovea of the femoral head and indenting on the ligamentum teres.
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fig3
The lesion is medially facing the fovea of the femoral head and indenting on the ligamentum teres (Figure 3).
The excised three big osteochondral fragments with several smaller fragments.
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fig4
Three big osteochondral fragments were easily excised along with several smaller fragments (Figure 4).
Postoperative radiographs showing the greater trochanter reattached using 2 cannulated 6.5 mm screws.
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fig5
After relocating the hip and closing the capsule, the greater trochanter was reattached using 2 cannulated 6.5 mm screws (Figure 5).