Fig. 1From: Mid-term results of titanium–titanium modular neck femoral stem in primary total hip arthroplasty A 52-year-old male patient underwent total hip arthroplsty for osteonecrosis of the femoral head of left hip (A, B). At 8 years after the surgery, stem revision was performed due to aseptic loosening of the stem (C, D)Back to article page