 A filling defect was seen at the L45 nerve root and this filling defect being significant of fibrosis and adhesions in this region was noted to be lysed with the insertion of the catheter as well as the barbotage procedure. 
A filling defect was seen at the L45 nerve root and this filling defect being significant of fibrosis and adhesions in this region was noted to be lysed with the insertion of the catheter as well as the barbotage procedure .