PMC6942706_01
(a) AP pelvic X-ray showing a stress fracture of the right femoral neck. (b) Frontal view on CT scan of the right hip confirming the femoral neck fracture.
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fig1
A stress fracture was suspected and confirmed on CT scan (Figures 1(a) and 1(b)).
(a) AP pelvic X-ray and (b) lateral view of the right hip after dynamic hip screw (DHS), 6 weeks after surgery. The implant is in good position.
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The patient underwent internal fixation by DHS with a good radiographic result (Figure 2).
Right hip X-ray showing mobility around the DHS (arrows) and a fracture line on the compression side.
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X-rays were taken, showing radiolucency around the cervicocephalic screw, probably due to interfragmentary mobility, and signs of nonunion, mainly on the compression side (Figure 3).
AP pelvic X-ray 6 weeks after right noncemented THA.
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A THA using a cementless stem and a press-fit cup (AMIS/Versafit, Medacta , Switzerland) with ceramic on ceramic bearing was performed (Figure 4), without complications.
(a) Pelvic MRI showing bone marrow edema of the left hip on the compression side. (b) AP and (c) profile follow-up X-ray of the left hip showing a minimally displaced complete femoral neck fracture (arrow).
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Follow-up X-rays showed a minimally displaced femoral neck fracture of the left hip (Figure 5).
Postoperative pelvic X-ray after left total hip arthroplasty and three years after right total hip arthroplasty. Implants are in good position.
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THA (Figure 6).