Bloqueo de ganglio estrellado

stellate ganglion block is a frequent interventional technique on the field of pain medicine. the indications included painful and non-painful pathologies. the original descriptions were based on anatomical landmarks, but the use of fluoroscopy or ultrasound as a guidance, should be the standard approach. in the present article there is a detailed description of the indications and the image guided techniques (fluoroscopy and ultrasound). the manuscript highlight the advantage of the ultrasound visualizing the visceral structures (esophagus), the vascular bed (inferior thyroid vessels, carotid artery) and finally on real time detect the dispersion of the injectate.