Fig. 2

Type 2 lesion in a 35-year-old woman. The red arrow indicates the lesion. a Fibrous dysplasia was present in the femoral neck and intertrochanteric region. The neck-shaft angle was normal (122°). There was no varus deformity in the proximal femoral shaft. b A fracture was present in the intertrochanteric region (the remaining cortex in the intertrochanteric region was less than 50 % of the original thickness)