https://www.selleckchem.com/pr....oducts/homoharringto
m.OBJECTIVE Digital subtraction imaging (DSI) decreases the risk of intravascular injection during cervical transforaminal epidural steroid injection (CTFESI); however, sequence acquisition and interpretation are operator-dependent skills. This study tests the reliability of a grading system to determine adequate DSI during CTFESI. SETTING Academic tertiary medical center. METHODS A grading scheme for adequate DSI quality during CTFESI was created by the study authors based on patient positioning, mask image, and volume of con
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