| After getting patient consent. In a supine position.Local anesthesia of the puncture site using 2% lidocaineInsertion of a 21G Chiba needle through a trans-colonic approach to reach the right anterior para-aortic space.Injection of a mixture of lidocaine and contrast (diluted to 5%) to confirm the good position of the needle tip.Once the position is confirmed, we inject 10 ml of ethanol (95% concentration) with 0.5 ml of contrast.Withdrawal of the needle and repositioning the tip in the left anterior pre-aortic space.Injection of 10 ml of ethanol (95% concentration) with 0.5 ml of contrast.Withdrawal of the Chiba needle.Post-procedure CT is unremarkable. |