Ultrasound Greater Occipital Nerve Block at C2 Level Compared to Landmark-based Greater Occipital Nerve Block
Completed · Not applicable
Conditions studied: Occipital Neuralgia, Cervicogenic Headache, Migraine Without Aura
In brief
This study will compare the analgesic benefit of a traditional landmark-guided GON block with the ultrasound-guided approach over a four week period in patients with occipital neuralgia or cervicogenic headache.
Key facts
- Study ID
- NCT03478735
- Run by
- Mayo Clinic
- People needed
- 32
- Starts
- 2017-07-17
- Expected to finish
- 2021-06-14
- Last updated by the study team
- 2021-06-15
Who can join
Age: 18 and older. Sex: any. Healthy volunteers: accepted.
You may qualify if…
- Unilateral or bilateral headache symptoms attributed to occipital neuralgia or cervicogenic headache as defined by the International Headache Society's International Classification of Headache Disorders (3rd edition beta version)
- Age 18 years and older (no upper age limit defined)
- Imaging of cervical spine within last year (either x-ray, MRI or CT)
You may not qualify if…
- History of cervical spine surgery, trauma, or surgical procedure involving head or neck during the last year
- Use of new preventative medications 1 month prior or during study enrollment
- Evidence of impaired sensation in the GON dermatome region (posterior scalp to the vertex of the cranium) from neurological, dermatological, or other disease process
- Evidence of cranial defect or other anatomical abnormality near the target injection site
- History of bleeding diathesis, coagulopathy, or current use of anticoagulant medications
- Pregnancy
- History of adverse reaction or allergy to local anesthetic agents or corticosteroids
- Occipital nerve block within the past three months.
- Unavailability for appropriate follow-up throughout the whole duration of study
Where it is running
- Mayo Clinic in Rochester — Rochester, Minnesota, United States
Full record on ClinicalTrials.gov
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