Status:
COMPLETED
Ultrasound Greater Occipital Nerve Block at C2 Level Compared to Landmark-based Greater Occipital Nerve Block
Lead Sponsor:
Mayo Clinic
Conditions:
Occipital Neuralgia
Cervicogenic Headache
Eligibility:
All Genders
18+ years
Phase:
NA
Brief Summary
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 cervicogeni...
Detailed Description
Hypothesis: A novel ultrasound-guided greater occipital nerve (GON) block at the level of C2 will result in significantly lower pain scores after 4 weeks when compared with a traditional landmark-guid...
Eligibility Criteria
Inclusion
- 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)
Exclusion
- 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
Key Trial Info
Start Date :
July 17 2017
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
June 14 2021
Estimated Enrollment :
32 Patients enrolled
Trial Details
Trial ID
NCT03478735
Start Date
July 17 2017
End Date
June 14 2021
Last Update
June 15 2021
Active Locations (1)
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1
Mayo Clinic in Rochester
Rochester, Minnesota, United States, 55905