The Sphenopalatine Ganglion Block was first described in 1908 by Sluder and was used to treat Sphenopalatine Ganglion Neuralgia or Sluder’s Neuralgia.  Today, it is believed that he may have been describing cluster headaches or another trigeminal neuralgia, TMJ disorder (TMD) or various neurologic conditions. Treatment of chronic pain by blocking or using neuromodulation of the Sphenopalatine Ganglion is an … Continue reading Sphenopalatine Ganglion Blocks: What Is Old Is New Again. Why Forgotten Medicine Is So Important!