Fast-Growing Meningioma in a Woman Undergoing Fertility Treatments

Figure 2

Histology of the tumor: (a) low magnification (×100) showing typical features of meningioma; (b) high magnification (×400) showing some evidence of nuclear atypia; (c) immunohistochemical staining showing the tumor to be progesterone receptor positive (×200 magnification).

(a)

(b)

(c)