Unintentional Injection Into the Retrodural Space of Okada During Transforaminal Epidural Steroid Injection.
Mi Geum LeeSeung Hyun ChungAe Ryoung LeeSu Ran YuWol Seon JungDong Chul LeeHee Yeon ParkYun Suk ChoiPublished in: Pain physician (2024)
Careful fluoroscopic examination of contrast medium patterns during lumbar TFESI is crucial to identify needle placement in the RSO. If detected, the procedure can be corrected by slightly advancing the needle into the foramen.