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Middle meningeal artery pseudoaneurysm and pterygoid plexus fistula following percutaneous radiofrequency rhizotomy: illustrative case

Rahim Ismail, Derrek Schartz, Timothy Hoang, and Alexander Kessler

The percutaneous approach to the trigeminal nerve via the foramen ovale originated in the early 20th century from Taptas and Hartel in 1911 and 1913, 1 respectively, with electrocoagulation developed by Rethi in 1913. 2 Over the subsequent century, much advancement in the percutaneous techniques has occurred including chemodenervation, radiofrequency ablation, cryoablation, nerve blocks, Botox injections, nerve stimulation, and balloon decompression. 2 Percutaneous treatment for trigeminal neuralgia is generally considered a well-tolerated procedure, with