Figure 4 (Case 2): A, B. Angiomatous meningioma with abundant blood vessels of varying caliber, some with a vague glomeruloid architecture, and associated macrocysts / microcysts containing proteinaceous material (20x magnification). C. Epithelial membrane antigen (EMA), immunohistochemical stain, shows positive membranous and cytoplasmic staining of the tumor cells (10x magnification). D. Progesterone receptor (PR) shows positive nuclear staining in the tumor cells (10x magnification

From

Cystic Meningioma, an Uncommon Entity: A Case Report

Neeraj Salhotra, Simin Laiq, Livingston C., Mahmood Al Hattali, Zahra Al Hajri, Kauthar Al Zakwani

American Journal of Medical Case Reports. 2021, 9(1), 12-14 doi:10.12691/ajmcr-9-1-4