Greater Occipital Nerve Pulsed Radiofrequency in Cervicogenic Headache

Exclusion Criteria

• •History of secondary headache other than cervicogenic headache according to ICHD-3 criteria
• •Cervical nerve root irritation and/or spinal stenosis symptoms and signs
• •Sensory deficit findings in the greater occipital nerve dermatome
• •Craniocervical defect or other anatomical abnormality in the target area or nearby the procedure
• •Local or systemic infection
• •Received nonpharmacological treatment within the last 3 months (physical therapy, botulinum toxin A, acupuncture, ozone, cognitive behavioral therapy, etc.)
• •Pregnancy or suspected pregnancy
• •Known allergy to local anesthetic drugs
• •History of malignancy
• •Known organic disease of the brain and spinal cord
• •History of cranial/cervical surgery within the last 1 year
• •Bleeding-clotting disorder or oral anticoagulant use
• •Comorbid disease that may cause headache (uncontrolled hypertension, intracranial lesion, etc.)
• •Compliance with treatment and treatment results diseases that may affect the evaluation (psychiatric disorder, dementia, etc.)
• •Those who request re-treatment due to the emergence of contralateral pain or other types of pain during the follow-up period after treatment
• •Those who do not accept treatment