W. Evan Rivers

Rethinking nonspecific low back pain: Evolving from an undifferentiated working diagnosis to precision spine care

Aditya Raghunandan, Aaron Conger, Zachary L. McCormick, Byron J. Schneider et autres

Rethinking nonspecific low back pain: Evolving from an undifferentiated working diagnosis to precision spine care Low back pain (LBP) is one of the most common reasons patients seek medical care and one of the leading causes of disability worldwide.Despite its prevalence, the …

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The big picture: extent of ablation-induced multifidus denervation visualized on MRI

Gary Allen, Kevin Gilbert, Julia Evans, W. Evan Rivers

Gary Allen, MD, Kevin Gilbert, MD, MS, Julia Evans, MD, William Evan Rivers, DO; The big picture: Extent of ablation-induced multifidus denervation visuali

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Trends in utilization of lumbar facet injection and radiofrequency ablation through veterans health administration: 2007–2020

W. Evan Rivers, Eva Thomas, Jessica Chen, Steven B. Zeliadt et autres

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Response to letter to the Editor regarding “Common interventional procedures for chronic non-cancer spine pain: a systematic review and network meta-analysis of randomised trials.”

W. Evan Rivers, Aaron Conger, Ameet Nagpal, Byron J. Schneider et autres

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True AP imaging during lumbar medial branch radiofrequency neurotomy: Interobserver reliability

Patrick H Waring, W. Evan Rivers, Duncan L Bralts, Dane Granger et autres

Background: True segmental imaging, in AP and lateral planes, is necessary to accurately place an RF cannula contiguous with the targeted medial branch and achieve effective pain relief with lumbar radiofrequency neurotomy (LMBRFN). True lateral imaging and its interobserver reliability during LMBRFN …

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Discrepancies of calculated percentage pain reduction versus patient reported percentage perceived reduction in pain intensity after axial spine medial branch block

Byron J. Schneider, Jordan A Buttner, W. Evan Rivers, Ameet Nagpal et autres

OBJECTIVE: This study compares 2 pain intensity metrics, calculated percentage pain reduction (CPPR) and patient-reported percentage pain reduction (PRPPR), in patients undergoing medial branch nerve blocks (MBB) to determine their comparability and agreement. METHODS: A retrospective review of prospectively enrolled consecutive MBB …

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The effectiveness of balloon kyphoplasty compared to conservative treatment for osteoporotic vertebral compression fractures: A systematic review and meta-analysis

Sebastián Encalada, Christine Hunt, Belinda Duszynski, Vafi Salmasi et autres

Background: Osteoporotic vertebral compression fractures (OVCFs) are a common and often debilitating condition that significantly impacts quality of life and healthcare costs. While conservative treatment is often pursued initially after fracture, some patients experience severe pain refractory to conservative treatment. In these …

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Endoscopically Visualized Lumbar Medial Branch Neurotomy for Lumbar Facet Syndrome: A Systematic Review

Jakob T. Dovgan, Douglas Bryant, W. Evan Rivers

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The Efficacy of Balloon Kyphoplasty Compared to Conservative Treatment for Osteoporotic Vertebral Compression Fractures: A Systematic Review and Meta-Analysis

Sebastián Encalada, Christine Hunt, Belinda Duszynski, Vafi Salmasi et autres

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Proportional Trends in Pediatric Opioid Prescribing Between 2005 and 2016 by Age Group, Sex, Ethnicity, Race, Language, and Payer Status from a Large Children’s Hospital in the Southwest United States

Melissa Pielech, Eric Kruger, Samantha M. Portis, Khirsten J. Wilson et autres

BACKGROUND/OBJECTIVES: Prescription opioid use before adulthood is typically effective for acute pain control and is also associated with adverse short- and long-term consequences. METHODS: This study examined pediatric opioid prescribing trends over time across different age groups (early childhood, school age, adolescence, …

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Normality analysis of numeric rating scale scores in patients with chronic axial spine pain before and after medial branch blocks: a multicenter study

Reza Ehsanian, Jordan A Buttner, W. Evan Rivers, Ameet Nagpal et autres

OBJECTIVE: The statistical analysis typically used to compare pain before and after interventions assumes that scores are normally distributed. The present study evaluates whether numeric rating scale (NRS) scores, specifically NRS-11 scores, are indeed normally distributed in a clinically relevant cohort of …

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A single-center real-world review of 10 kHz high-frequency spinal cord stimulation outcomes for treatment of chronic pain

Reza Ehsanian, Victor Wu, Radhika Grandhe, Matthew Valeriano et autres

Objective: To compare pragmatic real-world 10-kHz high-frequency spinal cord stimulation (HF-SCS) outcomes at a single academic center to the industry-sponsored SENZA-RCT and Stauss et al. study. Methods: This single-center retrospective study included patients with refractory back or limb pain trialed and/or permanently …

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