SphenopalatineGanglion Block: An Underutilized Tool in Pain Management by Barry J Kraynack*in
The
sphenopalatine ganglion (SPG) block has been utilized to treat a wide variety
of pain disorders. Postganglionic parasympathetic, sympathetic neurons,
and the somatic sensory afferents can all be blocked by an SPG block. We
examine the SPG anatomy, the techniques of blockade and the vast spectrum
of conditions and indications for SPG block for pain relief.
