Fig. 6
From: Celiac plexus neurolysis in pancreatic neoplasm with celiacomesenteric trunk: a case report
Hydrodissection and needle tip positioning: 6.a. and 6.b. Spinal needle placed in perirenal space. 6.c. Chiba needle advanced across the perirenal space. The perirenal space has been widened by instillation of normal saline, to avoid injury to renal parenchyma by the Chiba needle. 6.d. Tip of Chiba needle is left anterolateral to the aorta, at the level of the origin of the celiaco-mesenteric trunk. 6.e. Tip of the Chiba needle is between the crus of diaphragm and the IVC on the right