Severance Hospital in Seoul offers JCI-accredited astrocytoma treatment with advanced diagnostics like MRI, CT, PET, and PET/CT. Neurosurgeon consultations may cost around A$60, with craniotomy surgery typically running up to A$36,400. Treatments include open brain surgery, sometimes with robotic assistance, and minimally invasive radiosurgery done as outpatient care. The clinic cooperates with US cancer centres like Anderson and Johns Hopkins for its treatment protocols, ensuring international standards and focused care.