scholarly journals Analysis of Subdural Injection During Lumbar Interlaminar Epidural Injection in Failed Back Surgery Syndrome

2020 ◽  
Vol 9 (10) ◽  
pp. 3132
Author(s):  
Jin Young Lee ◽  
Woo Seog Sim ◽  
Ji Yeong Kim ◽  
Yu Ri Ko ◽  
So Young Lee ◽  
...  

Persistent or recurrent back and leg pain following spinal surgery, known as failed back surgery syndrome (FBSS), significantly limits daily life activities. A lumbar epidural injection can reduce adhesions, inflammation, and nerve compression, although the epidural space can be distorted due to dura mater and epidural tissues changes after spinal surgery. This study analyzed subdural injection during lumbar epidural injection in FBSS patients. We retrospectively analyzed data from 155 patients who received a lumbar interlaminar epidural injection to manage FBSS. We grouped the patients based on the injected contrast medium appearance in the subdural (group S) or epidural spaces (group E) in fluoroscopic contrast images. Demographic, clinical, surgical and fluoroscopic data were recorded and evaluated, as were the pain scores before and after injection. There were 59 patients (38.1%) in the subdural group. Injection distance from the surgery level differed between the groups. Risk of subdural injection at level 1 distance from the surgery level had an odds ratio of 0.374, and at level ≥2, it was 0.172, when compared to level 0. Subdural incidence differed with the distance from surgical site. Physicians should strive to reduce subdural incidence when the injection is planned at surgery site in FBSS.

2017 ◽  
Vol 1 (21;1) ◽  
pp. E29-E43 ◽  
Author(s):  
Jae Hwan Cho

Background: Failed back surgery syndrome (FBSS) is a frequently encountered disease entity following lumbar spinal surgery. Although many plausible reasons have been investigated, the exact pathophysiology remains unknown. Various medications, reoperations, interventions such as spinal cord stimulation, epidural adhesiolysis or epidural injection, exercise therapy, and psychotherapy have been suggested treatment options. However, the evidence of the clinical outcome for each treatment has not been clearly determined. Objectives: To evaluate the outcomes of each treatment modality and to present treatment guidelines for patients with FBSS. Study Design: A systematic review of each treatment regimen in patients with FBSS. Methods: The available literature regarding each modality for the treatment of refractory back pain or radiating pain for FBSS was reviewed. The quality assessment and the level of evidence were analyzed using the “Methodology Checklist” of SIGN (Scottish Intercollegiate Guidelines Network). Data sources included relevant English language literature identified through searches of Pubmed, EMBASE, and Cochrane library from 1980 to Feb 2016. The primary outcome measure was pain relief of back pain or radiating pain for at least 3 months. Secondary outcome measures were improvement of the patient’s functional status, health-related quality of life, return to work, and reduction of opioid use. Results: Twenty-three articles were finally identified and reviewed. Based on our analysis, epidural adhesiolysis showed a short-term (6 to 24 months) effect (grade A) and spinal cord stimulation showed a mid-term (2 or 3 years) effect (grade B). Epidural injections showed a short-term (up to 2 years) effect (grade C). However, other treatments were recommended as grade D or inconclusive. Limitations: The limitations of this systematic review included the rarity of relevant literature. Conclusions: Epidural adhesiolysis or spinal cord stimulation can be effective in order to control chronic back pain or leg pain due to FBSS, and its recommendation grades are A and B, respectively. Other treatments showed poor or inconclusive evidence. Key words: Failed back surgery syndrome, post spinal surgery syndrome, chronic low back pain, post lumbar surgery syndrome, epidural adhesiolysis, spinal cord stimulation, epidural injection, revision


2016 ◽  
Vol 24 (2) ◽  
pp. 256-262 ◽  
Author(s):  
Mohammed F. Shamji ◽  
Alina Shcharinsky

OBJECT Failed-back surgery syndrome has been historically used to describe extremity neuropathic pain in lumbar disease despite structurally corrective spinal surgery. It is unclear whether specific preoperative pain characteristics can help determine which patients may be susceptible to such postoperative disabling symptoms. METHODS This prospective study analyzed surgical microdiscectomy patients treated for lumbar, degenerative, painful radiculopathy. Clinical parameters included general demographics, preoperative and postoperative clinical examination status, self-reported pain and disability scores, and neuropathic pain scores. The screening tests for neuropathic pain were the Douleur Neuropathique 4 and Leeds Assessment of Neuropathic Symptoms and Signs, with correlation tested for ordinal score and screen positivity. Multiple logistic regression analysis was used to define predictors of postoperative symptomatology. RESULTS Twelve percent of the 250 patients with radiculopathy who underwent microdiscectomy experienced persistent postoperative neuropathic pain (PPNP) with only modest, if any, relief of leg pain. The condition was highly associated with abnormal preoperative screen results for neuropathic pain, but not sex, smoking status, or preoperative pain severity (α = 0.05). Good correlation was seen between the 2 screening tests used in this study for both absolute ordinal score (Spearman ρ = 0.84; p < 0.001) and the threshold for terming the patient as having neuropathic pain features (Spearman ρ = 0.48; p < 0.001). Younger age at treatment also correlated with a higher likelihood of developing PPNP (p = 0.03). CONCLUSIONS This population exhibited a low overall frequency of PPNP. Higher neuropathic pain screening scores correlated strongly with likelihood of significant postoperative leg pain. Further work is required to develop more accurate prognostication tools for radiculopathy patients undergoing structural spinal surgery.


2021 ◽  
Vol 10 (8) ◽  
pp. 1703
Author(s):  
Ju-Hun Park ◽  
Kang-Eah Choi ◽  
Sang-Gyun Kim ◽  
Hui-Yeong Chu ◽  
Sang-Woon Lee ◽  
...  

Introduction: this study aimed to investigate the long-term clinical efficacy and satisfaction degree of integrative Korean medicine (KM) treatment for patients with failed back surgery syndrome (FBSS). Methods: we performed a follow-up questionnaire survey and retrospective analysis of medical records for patients with FBSS who underwent inpatient treatment for ≥ 1 week. The primary evaluation indices were numeric rating scale (NRS) scores for low back pain (LBP) and leg pain at admission and discharge. Sub-evaluation indices included the Oswestry Disability Index (ODI) and EuroQol 5-dimension (EQ-5D) score. The follow-up questionnaire survey obtained information regarding previous surgeries; reasons for satisfaction/dissatisfaction with surgical and KM treatment; and current status. Results: compared with at admission, there was a significant post-treatment decrease in the NRS scores for LBP and leg pain, as well as the ODI score. Further, there was a significant post-treatment increase in the EQ-5D score. Regarding the patients’ global impression of change for KM treatment administered during admission and at the follow-up questionnaire survey, 101 (95.3%) patients selected “minimally improved” or better. Conclusion: integrative KM treatment could effectively reduce pain, as well as improve function and health-related quality of life, in patients with FBSS.


Neurosurgery ◽  
2019 ◽  
Vol 66 (Supplement_1) ◽  
Author(s):  
Naoki Higashiyama ◽  
Takuro Endo ◽  
Taku Sugawara

Abstract INTRODUCTION Spinal cord stimulation (SCS) is an effective treatment option for low back pain and radicular leg pain of failed back surgery syndrome (FBSS). In a recent study, high-frequency spinal cord stimulation (HFSCS) was found to be more effective in treating chronic pain than traditional paresthesia-based low-frequency SCS (paresthesia SCS). The purpose of this study is to evaluate the efficacy of paresthesia SCS and HFSCS in improving outcomes. METHODS We retrospectively reviewed the outcomes of patients who underwent paresthesia SCS or HFSCS between September 2016 and January 2019. Paresthesia SCS is generally characterized by programming stimulation parameters such that the patient experiences paresthesia, and the paresthesia topography overlaps the pain topography as much as possible. The patient in HFSCS had a placement of cylindrical lead at levels T9-10. Patients were programmed with the electrode overlying the inferior endplate of T9 (+) and the electrode overlying the superior endplate of T10 (–). RESULTS A total of 14 patients (4 males, 10 females) underwent paresthesia SCS implantation. Mean age was 77.2 ± 9.6 yr. A total of 5 patients (2 males, 3 females) underwent HFSCS implantation. Mean age was 78.2 ± 7.5 yr. Operative time was shorter for the HFSCS group compared to the paresthesia SCS group (53.4 ± 4.8 min vs 82.9 ± 20.3 min, respectively; P < .001). A total of 5 out of 5 patients in the HFSCS group (100%) and 10 out of 14 patients in the paresthesia SCS group (71.4%) achieved the outcome of 50% pain relief (P = .25) CONCLUSION To confirm paresthesia during the procedure in the elderly may be complicated by hearing/language difficulties or by sedative-related confusion. Compared to paresthesia SCS, HFSCS allows for lower operative times and a more efficient and accurate positioning of the electrodes.


2017 ◽  
Vol 102 (2) ◽  
pp. 179-184 ◽  
Author(s):  
M. Carassiti ◽  
A. Di Martino ◽  
A. Centonze ◽  
C. C. Quattrocchi ◽  
A. Caldaria ◽  
...  

2014 ◽  
Vol 17;1 (1;17) ◽  
pp. E75-E82
Author(s):  
Nader Djalal Nader

Background: Management of low back pain after spinal surgeries is one of the most challenging problems in pain medicine. Transforaminal lumbar epidural steroid injection has been used with inconsistent response. Most patients require multiple and frequent injections due to high recurrence of back pain. Objective: To find out whether the addition of hyaluronidase to the epidural injectate affects the quality and duration of analgesia in patients with low back pain secondary to failed back surgery syndrome. Study Design: Prospective randomized trial. Methods: The study was registered in the Government Clinical Trial registry and the protocol was reviewed and approved by the institutional review board. After obtaining an informed consent, 25 patients with low back pain due to failed back syndrome were randomly assigned to receive a transforaminal epidural injection of hyaluronidase 1500 IU (HYL) or normal saline (NSL) to a mixture of bupivacaine 0.5% (1 mL) and triamcinolone 40mg (1 mL) in a doubleblind fashion. An interventional pain specialist using fluoroscopic guidance performed all epidural injections. The patients received a comprehensive neurological examination by a non-interventional pain specialist who was blinded to the treatment during their follow-up visits, scheduled one, 2, and 4 weeks after the intervention. Numerical pain scores, analgesic requirement, and satisfaction scores were recorded during every visit. Results: There was no difference in demographic data between the 2 groups. Pain scores and total analgesic requirement were significantly lower in the HYL group at 2 and 4 weeks after blockade (P < 0.01). Patient satisfaction was higher in the HYL group. Limitations: The study was limited by a relatively small sample size. Conclusion: We conclude that adding hyaluronidase to the epidural injectate was effective in the management of chronic low back pain in patients with failed back surgery syndrome demonstrated over a period of 4 weeks. Key words: Low back pain, lumbar epidural injection, steroid, hyalorunidase, bupivacaine


2017 ◽  
Vol 11 (4) ◽  
pp. 642-652 ◽  
Author(s):  
Jae Hwan Cho ◽  
Jae Hyup Lee ◽  
Kwang-Sup Song ◽  
Jae-Young Hong

<p>Neuropathic pain after spinal surgery, the so-called failed back surgery syndrome (FBSS), is a frequently observed troublesome disease entity. Although medications may be effective to some degree, many patients continue experiencing intolerable pain and functional disability. Only gabapentin has been proven effective in patients with FBSS. No relevant studies regarding manipulation or physiotherapy for FBSS have been published. Spinal cord stimulation (SCS) has been widely investigated as a treatment option for chronic neuropathic pain, including FBSS. SCS was generally accepted to improve chronic back and leg pain, physical function, and sleep quality. Although the cost effectiveness of SCS has been proved in many studies, its routine application is limited considering that it is invasive and is associated with safety issues. Percutaneous epidural adhesiolysis has also shown good clinical outcomes; however, its effects persisted for only a short period. Because none of the current methods provide absolute superiority in terms of clinical outcomes, a multidisciplinary approach is required to manage this complex disease. Further studies concerning the etiology, diagnosis, treatment, and cost effectiveness of FBSS are warranted to deepen our understanding of this condition.</p>


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