Cervical transforaminal epidural steroid injections (TFESI) are indicated in cervical radicular pain resistant to conservation therapy, by which steroids can be delivered into anterior epidural space surrounding target spinal nerve roots to help alleviate pain in the upper limb or neck. Cervical TFESI is traditionally commended to perform with guidance of fluoroscopy or CT. As fluoroscopy can not monitor the injection route whether it pass vessel or not, many serious neurological complications caused by inadvertent intra-arterial injection have been reported2. Here, the investigators will introduce a novel cervical TFESI guided by ultrasound, which incidence of inadvertent vessel injury or injection might be lower than those guided by fluoroscopy.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
60
deliver steroids (dexamethasone) into spinal nerve root with the guidance of ultrasound. Device: Ultrasound (S-Nerve; SonoSite, Bothell, Wash), Probe 9L (6 MHz, SonoSite, Bothell, Wash)
deliver steroids (dexamethasone) into spinal epidural space with the guidance of ultrasound. Device: Ultrasound (S-Nerve; SonoSite, Bothell, Wash), Probe 9L (6 MHz, SonoSite, Bothell, Wash)
One of the most efficient steroids
Ultrasound (S-Nerve; SonoSite, Bothell, Wash), Probe 9L (6 MHz, SonoSite, Bothell, Wash)
the needle position will be re-confirmed by C arm C arm (Philips Healthcare, Best, the Netherlands)
change of pain severity rated on a Visual Analog Scale (VAS)
Time frame: 1 day before, 1day after, 1week after and 4 weeks after the intervention
change of neck actives rated on Neck Disability Index (NDI)
Time frame: 1 day before, 1day after, 1week after and 4 weeks after the intervention
change of medication use rated on Medication Quantitative Scale (MQS)
Time frame: 1 day before, 1day after, 1week after and 4 weeks after the intervention
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