Guided sphenopalatine ganglion block
Anesthetic application/injection at the sphenopalatine ganglion for certain headaches and facial pain.
The information below is provided for general educational purposes only. It describes the procedure in general terms and may not apply to your specific situation. Only your interventional radiologist can provide you with personalized information adapted to your case.
What does this intervention involve?
Background
Cluster headache, chronic migraine, certain facial neuralgias.
Procedure
Fluoroscopy/CT-guided fine needle to pterygopalatine fossa. Anesthetic ± corticosteroid injection. Duration: 15-20 minutes.
Risks
Epistaxis, infection, nerve injury.
Recovery
Variable effect, may be repeated.
Practical information
Local anesthesia. Outpatient procedure (return home the same day).
This information does not replace a medical consultation. Each procedure is adapted to the patient's individual situation. Your doctor will explain the specific details, expected benefits and potential risks during your consultation.