Correlation of progesterone receptors and P63 to the histological grade of meningiomas: Review and significance in an African population.

Objectives: Meningiomas, a common neoplasm of the central nervous system, is a widely studied meningeal tumor. According to the World Health Organization (WHO) 2021 classification of meningiomas, there are 15 subtypes that have been grouped into grades 1, 2, and 3. The WHO grade 1 meningiomas are generally grouped as benign while the WHO grades 2 and 3 tumors are grouped as malignant.