Overview
The aim of the study is to evaluate the clinical efficacy of the repeated greater occipital nerve(GON) blokcs with GON pulse radiofreaquency (PRF)
Description
The nerve blocks will be performed at the Cervical-2 (C2) level with ultrasound guidance.Also , the PRF will be done as above proximally.
Eligibility
Inclusion Criteria:
- ICHD- migraine with minimum 4 attacks
- no benefit with proflactic therapies
Exclusion Criteria:
- primary headhache other than migraine according to ICHD
- the change of medical teatment of migrane in last 1 month.