Malignant Gliomas -- Diffuse Astrocytoma -- Oligodendroglioma -- .Diffuse Midline Glioma -- Meningioma -- Primary Central Nervous System Lymphoma -- Medulloblastoma -- Ependymal Tumors -- Brain Edema and Corticosteroid Toxicity -- Tumor-related epilepsy -- Treatment and Prevention of Venous Thrombo-embolism -- Management of Neurocognitive Symptoms -- Chemotherapy-related toxicities and management -- Radiation-related toxicities and management -- Neurosurgical Complications in Brain Tumor Patients -- Treatment of Older Patients with Brain Tumors -- Palliative care.