Cerebellar Hemangioma or Hemangioblastoma ; Definition, Causes, Symptoms, Diagnosis, Treatment скачать в хорошем качестве

Cerebellar Hemangioma or Hemangioblastoma ; Definition, Causes, Symptoms, Diagnosis, Treatment

Cerebellar hemangiomas, also known as hemangioblastomas, are rare, benign tumors that originate from blood vessels in the cerebellum. Here are some key points about them: Characteristics Type: Benign vascular tumors. Location: Typically found in the cerebellum, but can also occur in the brainstem or spinal cord. Association: Often associated with Von Hippel-Lindau (VHL) syndrome, a genetic disorder. Symptoms Headaches: Due to increased intracranial pressure. Balance Problems: Caused by cerebellar dysfunction. Nausea/Vomiting: Related to pressure on the brain. Polycythemia: Increased red blood cell count due to ectopic production of erythropoietin. Diagnosis Imaging: CT scans and MRIs show well-defined, low attenuation regions with enhancing nodules. Biopsy: Rarely needed, diagnosis is usually made based on imaging and clinical presentation. Treatment Surgery: The primary treatment is surgical removal of the tumor. Radiation Therapy: May be used if surgery is not feasible or for recurrent tumors. Prognosis Recurrence: There is a risk of recurrence, especially in patients with VHL syndrome. Outcome: Generally good if the tumor is completely excised #CerebellarHemangioma #Hemangioblastoma