Fig. 7From: Reconstruction and repair, using mini-plate and bone graft for persons living with HIV with giant cell tumor of long bone: retrospective analysis of a single-center experienceHE staining (×20, ×40): A large number of giant cells and stromal cells were observed, accompanied by a small amount of focal hemorrhage and fibrous tissue hyperplasia(a, b), Immunohistochemical staining (20×, 40×): CD68 antigen positive (c, d)Back to article page