of the 22,457 intracranial neoplasms collected tumors of neuroepithelial tissue comprised 43.85 % , meningiomas 16.58 % tumors of nerve sheath cells 9.5 % , pituitary adenoma 9.52 % , congenital tumors 8.46 % , secondary tumors 6.8 % , vascular malformations and tumors 3.82 % , and primary sarcomas 0.72 % .
C0032000
pituitary adenoma
C0027651
tumors