Fig. 5From: Clinical outcomes of patients with pigmented villonodular synovitis of the shoulder after arthroscopic synovectomyPathological findings of the samples. A Photomicrograph (original magnification, × 100; hematoxylin–eosin [H-E] stain) shows villonodular fronds with overlying synovial tissue. B Photomicrograph (original magnification, × 400; hematoxylin–eosin [H-E] stain) shows hemosiderin-stained multinucleated giant cellsBack to article page