Spread of injectate after stellate ganglion block in man: An anatomical study

Abstract

Stellate ganglion injections were performed using methylene blue 20 ml in 20 cadavers before postmortem examination. There was spread of solution into the posterior mediastinum and over the apical pleura. There was no spread onto the thoracic sympathetic chain. © 1991 Copyright: 1991 British Journal of Anaesthesia.