Publications by authors named "Daryl Fourney"

Purpose: One of the major advantages of a minimally invasive microdiscectomy is that when CSF leak occurs, there is minimal anatomic dead space for ongoing leakage following removal of the tubular retractor. However, there are no published reports that address the safety and long-term outcomes of same-day discharge for CSF leak after tubular microdiscectomy.

Methods: This is a retrospective compartive study of 30 patients with incidental durotomy during minimally invasive tubular microdiscectomy occurring between January 1, 2009 to August 31, 2023 at our institution.

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  • The modified Japanese Orthopaedic Association (mJOA) scale is commonly used for evaluating outcomes in degenerative cervical myelopathy (DCM) but doesn't account for neck pain or the full recovery process post-surgery.
  • The study aimed to reassess the effectiveness of riluzole in patients undergoing surgery for DCM using a comprehensive statistical approach that considers multiple outcome measures.
  • Results showed that patients taking riluzole had a significantly better chance of overall improvement compared to those on a placebo after one year, indicating riluzole's potential benefit in surgical outcomes for DCM patients.
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  • The study assessed how consenting to the Rick Hansen Spinal Cord Injury Registry (RHSCIR) affected patients' outcomes after spinal cord injuries, including hospital stay length, mortality, complications, and discharge location.
  • A retrospective analysis was done using data from 2014-2019, comparing three groups: those who provided full consent, those who declined follow-up interviews but accepted some data collection, and those who didn't consent at all.
  • Results showed that participants who declined full consent experienced longer hospital stays, more complications like pneumonia and pressure injuries, and were less likely to be discharged home compared to those who consented fully.
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  • This study analyzed a large set of data to assess the risk of C5 palsy following two different surgical approaches (anterior vs posterior) for treating degenerative cervical myelopathy (DCM).
  • Out of 283 patients, those who had posterior decompression showed a significantly higher incidence of postoperative C5 palsy (11.26%) compared to those who underwent anterior decompression (3.03%).
  • The findings suggest that choosing the posterior approach increases the likelihood of C5 palsy by more than four times, which could impact surgical decision-making for DCM treatment.
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Background: Bilateral occipital condyle fractures (OCFs) with involvement of the inferior clivus, otherwise known as "avulsion of the anterior foramen magnum," are an exceedingly rare injury with only a few published reports.

Observations: A 24-year-old male presented with bilateral OCFs with involvement of the clivus after a motor vehicle accident. The patient had no neurological deficits and was successfully managed nonoperatively using a halo vest.

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Study Design: Retrospective cohort study.

Objective: To investigate the impact of long symptom duration (>24 mo) on patient self-reported outcomes for pain, function, and quality of life following anterior cervical discectomy and fusion (ACDF) for cervical radiculopathy.

Summary Of Background Data: ACDF is an effective treatment to relieve the symptoms of cervical radiculopathy.

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Objective: Length of stay (LOS) is a contributor to costs and resource utilization. The primary goal of this study was to identify patient, clinical, surgical, and institutional variables that influence LOS after elective surgery for thoracolumbar degenerative pathology. The secondary objective was to examine variability in LOS and institutional strategies used to decrease LOS.

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Purpose: "After-hours" non-elective spine surgery is associated with increased morbidity. Decision-making may be enhanced by collaborative input from experienced local colleagues. At our center, we implemented routine use of a cross-platform messaging system (CPMS; WhatsApp Inc.

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Systemic assessment is a pillar in the neurological, oncological, mechanical, and systemic (NOMS) decision-making framework for the treatment of patients with spinal metastatic disease. Despite this importance, emerging evidence relating systemic considerations to clinical outcomes following surgery for spinal metastatic disease has not been comprehensively summarised. We aimed to conduct a scoping literature review of this broad topic.

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Purpose: Surgical indications for lumbar spinal stenosis are controversial, but most agree that leg dominant pain is a better predictor of success after decompression surgery. The objective of this study is to analyze the ability of the Nerve Root Sedimentation Sign (SedSign) on MRI to differentiate leg dominant symptoms from non-specific low back pain.

Methods: This was a retrospective review of 367 consecutive patients presenting with back and/or leg pain.

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Background: despite the efforts of multiple stakeholders to promote appropriate care throughout the healthcare system, studies show that two out of three lower back pain (LBP) patients expect to receive imaging. We used the Choosing Wisely Canada patient-oriented framework, prioritizing patient engagement, to develop an intervention that addresses lower back pain imaging overuse.

Methods: to develop this intervention, we collaborated with a multidisciplinary advisory team, including two patient partners with lower back pain, researchers, clinicians, healthcare administrators, and the Choosing Wisely Canada lead for Saskatchewan.

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Acute traumatic spinal cord injury (SCI) can result in severe, lifelong neurological deficits. After SCI, Rho activation contributes to collapse of axonal growth cones, failure of axonal regeneration, and neuronal loss. This randomized, double-blind, placebo-controlled phase 2b/3 study evaluated the efficacy and safety of Rho inhibitor VX-210 (9 mg) in patients after acute traumatic cervical SCI.

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Purpose: Low back pain (LBP) is a major public health problem worldwide. Significant practice variation exists despite guidelines, including strong interventionist focus by some practitioners. Translation of guidelines into pathways as integrated treatment plans is a next step to improve implementation.

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Background: Degenerative cervical myelopathy represents the most common form of non-traumatic spinal cord injury. This trial investigated whether riluzole enhances outcomes in patients undergoing decompression surgery for degenerative cervical myelopathy.

Methods: This multicentre, double-blind, placebo-controlled, randomised, phase 3 trial was done at 16 university-affiliated centres in Canada and the USA.

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Study Design: Single-center prospective non-randomized matched cohort comparison.

Objective: To compare elective lumbar spine surgery outcomes for cases triaged through a multidisciplinary spine pathway versus conventional referral processes.

Summary Of Background Data: Many health care systems have facilitated low back pain (LBP) guidelines into primary care practice by creating local or regional "pathways" with the goal of enhanced quality of care, improved patient satisfaction and optimal resource utilization, particularly for imaging and surgery.

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Background: Evoked electromyographic (EMG) monitoring of pedicle screws has been shown to be an effective adjuvant to image guidance or direct visualization of pedicle screw placement. Electrical stimulation is delivered to the head of the screw at various intensities until a muscle potential is evoked. This practice is based on the fact that an intact pedicle effectively shields nerve roots from electrical stimulus.

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As the incidence of traumatic spinal cord injury (tSCI) in the elderly rises, clinicians are increasingly faced with difficult discussions regarding aggressiveness of management, likelihood of recovery, and survival. Our objective was to outline risk factors associated with in-hospital mortality in elderly surgical and non-surgical patients following tSCI and to determine those unlikely to have a favorable outcome. Data from elderly patients (≥ 65 years of age) in the Canadian Rick Hansen SCI Registry from 2004 to 2017 were analyzed using descriptive analysis.

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Background: People of Aboriginal (Indigenous) ancestry are more likely to experience traumatic spinal cord injury (TSCI) than other Canadians; however, outcome studies are limited. This study aims to compare Aboriginal and non-Aboriginal populations with acute TSCI with respect to preinjury baseline characteristics, injury severity, treatment, outcomes and length of stay.

Methods: This was a retrospective analysis of participants with a TSCI who were enrolled in the prospective Rick Hansen Spinal Cord Injury Registry (RHSCIR), Saskatoon site (Royal University Hospital), between Feb.

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Study Design: Systematic review.

Objectives: The objective of this systematic review was to answer 2 key questions: (1) What is the clinical presentation and probability of symptomatic improvement following treatment for patients with renal cell carcinoma (RCC) of the spine? (2) What is the overall survival of patients diagnosed with spinal metastases from RCC?

Methods: A literature review was performed to identify articles that reported on survival, clinical outcomes, and/or prognostic factors in the RCC population with spinal metastases from 1986 to 2016.

Results: Forty-eight articles (807 patients) were included.

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