Radiofrequency (RF) neurolysis of the sacroiliac joint (SIJ), using a single RF needle overlapping technique. Note contrast in the SIJ confirming probe placement within the posterior limb prior to RF neurolysis. Tip, RF needle tip; Hub, RF needle hub. Source: Interventional Pain Management, CURRENT Diagnosis & Treatment: Physical Medicine & Rehabilitation Citation: Maitin IB, Cruz E. CURRENT Diagnosis & Treatment: Physical Medicine & Rehabilitation; 2015 Available at: https://accessmedicine.mhmedical.com/DownloadImage.aspx?image=/data/Books/1180/mai_ch21_f011.png&sec=70379748&BookID=1180&ChapterSecID=70379624&imagename= Accessed: October 16, 2017 Copyright © 2017 McGraw-Hill Education. All rights reserved