• posterior
  • Due to anatomic reasons (posterior take off of the adrenal vein from the vena cava) and the inherent advantage of direct access to the retroperitoneal space, the retroperitoneoscopic approach affords excellent view and more straightforward control of the adrenal vein. (sages.org)
  • procedure
  • Unfortunately, lumbar endoscopic (retroperitoneoscopic) sympathectomy is a relatively complex procedure (mostly carried out in 2 separate sessions) and therefore so far only available in few specialized units in the world. (chirit.com)