Pain Relief After Epidural Steroid Injections May Not Stem Solely From Steroids

2013 ◽  
Vol 28 (12) ◽  
pp. 135-143
Author(s):  
&NA;

2017 ◽  
Vol 107 ◽  
pp. 764-771 ◽  
Author(s):  
Holger Joswig ◽  
Armin Neff ◽  
Christina Ruppert ◽  
Gerhard Hildebrandt ◽  
Martin Nikolaus Stienen


2020 ◽  
pp. 25-32
Author(s):  
Calvin Rong Chen

Background: Epidural injections have been used for pain relief since the 1880s. Corticosteroids are antiinflammatory medications that can alleviate pain, but also have harmful systemic adverse effects. Literature regarding methylprednisolone dosage efficacy is limited. Objectives: To determine the lowest effective dose of methylprednisolone in a lumbar epidural steroid injection (LESI) for maximal pain relief without exposing patients to adverse events caused by steroid use. Study Design: Retrospective chart review. Setting: Outpatient interventional pain clinic at an academic center. Methods: Adults (n = 133), aged 18 to 85 years, with low-back pain and radicular symptoms treated with LESI from August 2011 to November 2015. Patients who received prior cervical epidural steroid injections were excluded. Interventions were LESI with methylprednisolone 40 mg, 80 mg, or 120 mg. Main outcome measures showed change in pain score using a numeric pain scale (NPS; 0 = no pain, 10 = excruciating pain), and patient’s self-reported reduction in pain (percentage), pre- and postprocedure. The primary endpoint measurement was 2 weeks postinjection. Adverse effects were recorded. Results: The number of patients who received each dose varied: n = 88 received 120 mg, n = 30 received 80 mg, and n = 13 received 40 mg. The NPS pain scores pre- and postprocedure for 120 mg were 8.89 ± 1.32 and 4.08 ± 3.74, (mean ± standard deviation), respectively; for 80 mg: 9.06 ± 1.00 and 3.75 ± 4.00; and for 40 mg: 9.00 ± 1.00 and 4.00 ± 0.00. Percentage of pain relief for 120 mg, 80 mg, and 40 mg was 57.26%, 50.74%, and 57.26, respectively (P = 0.3347). n = 4 experienced adverse effects, all received 120 mg. Conclusions: All 3 dosage groups had similar efficacy in pain relief, but only patients who received 120 mg experienced adverse effects. This demonstrates that lower dosages can be used for pain relief with less potential harm to the patient. Key words: Methylprednisolone, interlaminar epidural, radiculopathy



2012 ◽  
Vol 6;15 (6;12) ◽  
pp. 515-523
Author(s):  
Kenneth D. Candido

Digital subtraction angiography (DSA) has been touted as a radiologic adjunct to interventional neuraxial procedures where it is imperative to identify vascular compromise during the injection. Transforaminal epidural steroid injections (TFESI) are commonly performed interventions for treating acute and chronic radicular spine pain. We present a case of instantaneous and irreversible paraplegia following lumbar TFESI wherein a local anesthetic test dose, as well as DSA, were used as adjuncts to fluoroscopy. An 80-year-old man with severe lumbar spinal stenosis and chronic L5 radiculopathic pain was evaluated at a university pain management center seeking symptomatic pain relief. Two prior lumbar interlaminar epidural steroid injections (LESI) provided only transient pain relief, and a decision was made to perform right-sided L5-S1 TFESI. A 5-inch, 22-gauge Quincke-type spinal needle with a curved tip was used. Foraminal placement of the needle tip was confirmed with anteroposterior, oblique, and lateral views on fluoroscopy. Aspiration did not reveal any blood or cerebrospinal fluid. Digital subtraction angiography was performed twice to confirm the absence of intravascular contrast medium spread. Subsequently, a 0.5mL of 1% lidocaine test dose was performed without any changes in neurological status. Two minutes later, a mixture of one mL of 1% lidocaine with 80 mg triamcinolone acetonide was injected. Immediately following the completion of the injection, the patient reported extreme bilateral lower extremity pain. He became diaphoretic, followed by marked weakness in his bilateral lower extremities and numbness up to his lower abdomen. The patient was transferred to the emergency department for evaluation. Magnetic resonance imaging (MRI) of the lumbar and thoracic spine was completed 5 hours postinjection. It showed a small high T2 signal focus in the thoracic spinal cord at the T7-T8 level. The patient was admitted to the critical care unit for neurological observation and treatment with intravenous methylprednisolone. Follow-up MRI revealed a hyper-intense T2 and short-tau inversion recovery signal in the central portion of the spinal cord beginning at the level of the T6 superior endplate and extending caudally to the T9-T10 level with accompanying development of mild spinal cord expansion. The patient was diagnosed with paraplegia from acute spinal cord infarction. At discharge to an acute inpatient rehabilitation program, the patient had persistent bilateral lower extremity paralysis, and incontinence of bowel and bladder functions. In the present patient, DSA performed twice and an anesthetic test dose did not prevent a catastrophic spinal cord infarction and resulting paraplegia. DSA use is clearly not foolproof and may not be sufficient to identify potentially life-or-limb threatening consequences of lumbar TFESI. We believe that this report should open further discussion regarding adding the possibility of these catastrophic events in the informed consent process for lumbar TFESIs, as it has for cervical TFESI. Utilizing blunt needles or larger bevel needles in place of sharp, cutting needles may minimize the chances of this event occurring. Considering eliminating use of particulate steroids for TFESI should be evaluated, although the use of nonparticulate agents remains controversial due to the perception that their respective duration of action is less than that of particulate steroids. Key words: Digital subtraction angiography, transforaminal epidural steroid injections, paraplegia, chronic low back pain.



2016 ◽  
Vol 96 ◽  
pp. 323-333 ◽  
Author(s):  
Holger Joswig ◽  
Armin Neff ◽  
Christina Ruppert ◽  
Gerhard Hildebrandt ◽  
Martin Nikolaus Stienen


2018 ◽  
Vol 59 (12) ◽  
pp. 1508-1516
Author(s):  
Stefan Ignjatovic ◽  
Reza Omidi ◽  
Rahel A Kubik-Huch ◽  
Suzanne Anderson ◽  
Frank J Ahlhelm

Background Compared with other available injection techniques for lumbar transforaminal epidural steroid injections (LTFESIs), the traditionally performed subpedicular approach is associated with a higher risk of spinal cord infarction, a rare but catastrophic complication. Purpose To assess the short-term efficacy of the retroneural approach for computed tomography (CT)-guided LTFESIs with respect to different needle-tip positions. Material and Methods This retrospective analysis included 238 patients receiving 286 CT-guided LTFESIs from January 2013 to January 2016. Short-term outcomes in terms of pain relief were assessed using the visual analogue scale (VAS) at baseline and 30 min after. The needle-tip location was categorized as extraforaminal, junctional, or foraminal relative to the neural foramen. Additionally, the distance from the needle tip to the nerve root was measured. Results A mean pain reduction of 3.22 points (±2.17 points) on the VAS was achieved. The needle-tip location was extraforaminal in 48% (136/286), junctional in 42% (120/286), and foraminal in 10% (28/286) of the cases. The mean distance from the needle tip to the nerve root was 3.83 mm (±3.37 mm). There was no significant correlation between pain relief and needle-tip position in relation to the neural foramen. Therapy success was not dependent on the distance between the needle tip and the nerve root. No major complications were observed. Conclusion In our population treated with LTFESIs, the retroneural approach was shown to be an effective technique, with no significant differences in pain relief following different needle-tip positions.



2018 ◽  
Vol 160 (5) ◽  
pp. 935-943 ◽  
Author(s):  
Holger Joswig ◽  
Armin Neff ◽  
Christina Ruppert ◽  
Gerhard Hildebrandt ◽  
Martin Nikolaus Stienen


2016 ◽  
Vol 159 (2) ◽  
pp. 291-300 ◽  
Author(s):  
Holger Joswig ◽  
Armin Neff ◽  
Christina Ruppert ◽  
Gerhard Hildebrandt ◽  
Martin Nikolaus Stienen


2015 ◽  
Vol 6;18 (6;11) ◽  
pp. E519-E525
Author(s):  
Hahck Soo Park

Background: There have been many studies proving the effectiveness of lumbar transforaminal epidural steroid injections (TFESIs) for the treatment of radicular pain. Dexamethasone has been suggested as an alternative to particulate steroids. However, no controlled trials have investigated the effect of different injected volumes for a same dose of dexamethasone. Objective: To compare the effects of a high-volume injectate with those of a low-volume injectate using the same dose of dexamethasone for 2 groups in lumbar TFESI. Study Design: A prospective, randomized, active control trial. Setting: The outpatient clinic of a single academic medical center. Methods: A total of 66 patients were randomized to receive lumbar transforaminal epidural dexamethasone injections with either a low-volume injectate (3mL, N = 30) or a high-volume injectate (8mL, N = 32). The primary outcome measures for this study were the incidence of the patients achieving meaningful pain relief and a reduction on the Visual Analogue Scale (VAS, range 0 – 100) at 4 weeks after the procedure. The definition of “meaningful pain relief” was ≥ 50% from baseline. The secondary outcomes included the Roland-Morris Disability Questionnaire (RMDQ, range 0 – 24) score and adverse effects. The outcomes were assessed 4 weeks after the procedure. Results: Four weeks after the procedure, in the DL8 group, the incidence of achieving meaningful pain relief was higher compared with DL3 group (19, 59.4% vs. 9, 30%, P = 0.024). Both groups demonstrated a significant improvement in their VAS and RMDQ scores (P < 0.05). The VAS of the high-volume injectate group (DL8) was significantly lower than that of the low-volume injectate group (DL3) (33.3 ± 25 vs. 46.3 ± 25, P = 0.036). There was no significant difference in the RMDQ score between the 2 groups. Limitations: We enrolled a small number of patients and did not assess the long-term outcomes. Conclusions: Injectate at a volume of 8 mL was more effective than injectate at a volume of 3 mL for radicular pain in a lumbar transforaminal steroid injection, although both of the injectates contained the same dose of dexamethasone. Key words: Dexamethasone, disc herniation, epidural injection, lumbar, radiculopathy



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