chemical sympathectomy


sympathectomy

 [sim″pah-thek´tah-me] excision or interruption of some portion of the sympathetic nervous pathway. The operation produces temporary vasodilation leading to improved nutrition of the part supplied by the vessel. It is done in cases of partial arterial obstruction with resultant trophic changes distally.chemical sympathectomy the interruption of the transmission of impulses through a sympathetic nerve by chemical agents.

Dopp·ler operation

(dop'lĕr), destruction of periarterial sympathetic nerves by local injection of phenol.
See also: chemocautery. Synonym(s): chemical sympathectomy