Fig. 2From: Spontaneous femoral neck fracture resulting from osteonecrosis involving lateral femoral head-neck junction: a retrospective studyAt the femoral head-neck junction (A), the HE (B) and Movat pentachrome (C) stain showed osteonecrosis (indicated by dotted line) dispersed among trabeculae partially. The necrotic tissue was surrounded by inflammatory cells and fibroblastic cells. The dead bone cells were indicated with arrowsBack to article page