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Pain Physiology Treatment Options

SPG Blocks

The previous post, Ganglia, Facial Nerves, & the SPG, described ganglion structure and function and the relationship of the SPG (sphenopalatine ganglion) and how it’s related to other facial nerves. The SPG is is a focal point for two cranial nerves, covering from the temples forward, down through the jaw, and back to the ears. […]