Immunostaining of benign meningioma with CXY2 antibody. The representative immunostaining images for each histological subtype. (A, B) Menigothelial meningioma. (C, D) Fibrous meningioma. (E, F) Transitional meningioma; characteristic whirling (black arrowheads) are observed. (G, H) Psammomatous meningioma; some psammoma bodies are indicated by white arrowheads. (A, C, E, G) Hematoxylin and eosin staining. (B, D, F, H) Immunostaining with CXY2 antibody. Scale bar, 100 μm.