João Vitor Sabino

A rare case of mixed pineal melanocytoma and pilocytic astrocytoma: neuroimaging-based differential diagnosis and histopathologic correlation

Case Presentation: An 11-year-old female patient presented with a one-year history of daily frontal headache, described as intense stabbing or lancinating pain, associated with nausea and blurred vision, worsened by physical activity and improved with dexamethasone. On neurological examination, the Glasgow Coma Scale w...