Medipol Bahçelievler University Hospital in Istanbul offers thorough diagnostic options for Moyamoya disease, including CT scans from around A$300 and brain MRI with contrast around A$500–600. Brain biopsy, the most detailed diagnostic, may cost around A$7,000–12,600. The JCI-accredited centre features 14 operating rooms, advanced neuroimaging like 3T MRI and PET-CT, plus 24/7 emergency and translator support for international patients.