Fig. 3From: Adhesions in the epidural space caused by frequent epidural blocksEndoscopic findings in the epidural space. a There were adhesions in the L5 vertebral area. Due to the connective tissue, we could not get the clear view. There were increases in the fibrous tissue in the part of the connective tissue (A). These adhesions were mostly formed from the soft connective tissue. b In the L3 vertebral area, dura mater (B) and fatty tissue (C) could be clearly observed and appeared to be normalBack to article page