2 doctors weighed in:

Pt ganglion provides vascular parasympathetics => vascular constriction. How does this mechanism relieving cluster ha w/ pt ganglion nerve block?

2 doctors weighed in
Dr. Brian Nichol
Anesthesiology
1 doctor agrees

In brief: Blocks pathway

A sphenopalatine ganglion block will affect both sympathetic and parasympathetic preganglionic fibers as well as sensory affervent nerves.
Blocking these pathways inhibits the transmission of the nerve impulses which are thought to be involved in cluster headaches.

In brief: Blocks pathway

A sphenopalatine ganglion block will affect both sympathetic and parasympathetic preganglionic fibers as well as sensory affervent nerves.
Blocking these pathways inhibits the transmission of the nerve impulses which are thought to be involved in cluster headaches.
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