Coexistence of large meningioma and arteriovenous malformation:A case report and literature review.

Introduction: The simultaneous presence of a giant intracranial meningioma and an arteriovenous malformation(AVM)in the same cerebral hemisphere is extremely rare. The treatment should be individualized depending on the case.

Case Presentation: A 49-year-old man presented with hemiparesis.

Malignant Solitary Fibrous Tumor of the Right Cerebellum: A Case Report.

Solitary fibrous tumor is a very rare mesenchymal tumor that occurs mostly in the pleura, and there are few reported cases of a presence in the central nervous system, particularly in the cerebellum. In 2016, the WHO classified solitary fibrous tumors into grade I. In this article, we present a case of malignant solitary fibrous tumor recurring 8 years after surgery in a 63-year-old male.