the similar decreases in plasma ne and csf ne during ganglionic blockade , and the abolition of reflexive increases in csf ne during hypotension in ganglion-blocked subjects , cast doubt on the hypothesis that csf ne indicates central noradrenergic tone and are consistent instead with at least partial derivation of csf ne from postganglionic sympathetic nerve endings .
C0020649
hypotension
C0028351
ne