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Browsing by Author "Anand, Neel"
Now showing items 1-20 of 31
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A Risk-Benefit Analysis of Increasing Surgical Invasiveness Relative to Frailty Status in Adult Spinal Deformity Surgery.
Passias, Peter G; Brown, Avery E; Bortz, Cole; Pierce, Katherine; Alas, Haddy; Ahmad, Waleed; Passfall, Lara; ... (24 authors) (Spine, 2021-08)<h4>Study design</h4>Retrospective review of a prospectively enrolled multicenter Adult Spinal Deformity (ASD) database.<h4>Objective</h4>Investigate invasiveness and outcomes of ASD surgery by frailty state.<h4>Summary ... -
Are Minimally Invasive Spine Surgeons or Classical Open Spine Surgeons More Consistent with Their Treatment of Adult Spinal Deformity?
Uribe, Juan S; Koffie, Robert M; Wang, Michael Y; Mundis, Gregory M; Kanter, Adam S; Eastlack, Robert K; Anand, Neel; ... (18 authors) (World neurosurgery, 2022-09)<h4>Objective</h4>Spine surgeons have a heuristic sense of how to surgically restore alignment and address adult spinal deformity (ASD) symptoms, but consensus on the extent of treatment remains unclear. We sought to determine ... -
Can a Minimal Clinically Important Difference Be Achieved in Elderly Patients with Adult Spinal Deformity Who Undergo Minimally Invasive Spinal Surgery?
Park, Paul; Okonkwo, David O; Nguyen, Stacie; Mundis, Gregory M; Than, Khoi D; Deviren, Vedat; La Marca, Frank; ... (21 authors) (World neurosurgery, 2016-02)<h4>Background</h4>Older age has been considered a relative contraindication to complex spinal procedures. Minimally invasive surgery (MIS) techniques to treat patients with adult spinal deformity (ASD) have emerged with ... -
Clinical and radiographic parameters associated with best versus worst clinical outcomes in minimally invasive spinal deformity surgery.
Than, Khoi D; Park, Paul; Fu, Kai-Ming; Nguyen, Stacie; Wang, Michael Y; Chou, Dean; Nunley, Pierce D; ... (20 authors) (Journal of neurosurgery. Spine, 2016-07)OBJECTIVE Minimally invasive surgery (MIS) techniques are increasingly used to treat adult spinal deformity. However, standard minimally invasive spinal deformity techniques have a more limited ability to restore sagittal ... -
Comparison of Complications and Clinical and Radiographic Outcomes Between Nonobese and Obese Patients with Adult Spinal Deformity Undergoing Minimally Invasive Surgery.
Park, Paul; Wang, Michael Y; Nguyen, Stacie; Mundis, Gregory M; La Marca, Frank; Uribe, Juan S; Anand, Neel; ... (17 authors) (World neurosurgery, 2016-03)<h4>Objective</h4>Obesity can be associated with increased complications and potentially worse outcomes. We aimed to evaluate the impact of obesity on complications and outcomes in patients with adult spinal deformity (ASD) ... -
Comparison of radiographic results after minimally invasive, hybrid, and open surgery for adult spinal deformity: a multicenter study of 184 patients.
Haque, Raqeeb M; Mundis, Gregory M; Ahmed, Yousef; El Ahmadieh, Tarek Y; Wang, Michael Y; Mummaneni, Praveen V; Uribe, Juan S; ... (21 authors) (Neurosurgical focus, 2014-05)<h4>Object</h4>Various surgical approaches, including open, minimally invasive, and hybrid techniques, have gained momentum in the management of adult spinal deformity. However, few data exist on the radiographic outcomes ... -
Comparison of two minimally invasive surgery strategies to treat adult spinal deformity.
Park, Paul; Wang, Michael Y; Lafage, Virginie; Nguyen, Stacie; Ziewacz, John; Okonkwo, David O; Uribe, Juan S; ... (19 authors) (Journal of neurosurgery. Spine, 2015-04)<h4>Object</h4>Minimally invasive surgery (MIS) techniques are becoming a more common means of treating adult spinal deformity (ASD). The aim of this study was to compare the hybrid (HYB) surgical approach, involving minimally ... -
Complications in adult spinal deformity surgery: an analysis of minimally invasive, hybrid, and open surgical techniques.
Uribe, Juan S; Deukmedjian, Armen R; Mummaneni, Praveen V; Fu, Kai-Ming G; Mundis, Gregory M; Okonkwo, David O; Kanter, Adam S; ... (18 authors) (Neurosurgical focus, 2014-05)<h4>Object</h4>It is hypothesized that minimally invasive surgical techniques lead to fewer complications than open surgery for adult spinal deformity (ASD). The goal of this study was to analyze matched patient cohorts ... -
Does Minimally Invasive Percutaneous Posterior Instrumentation Reduce Risk of Proximal Junctional Kyphosis in Adult Spinal Deformity Surgery? A Propensity-Matched Cohort Analysis.
Mummaneni, Praveen V; Park, Paul; Fu, Kai-Ming; Wang, Michael Y; Nguyen, Stacie; Lafage, Virginie; Uribe, Juan S; ... (22 authors) (Neurosurgery, 2016-01)<h4>Background</h4>Proximal junctional kyphosis (PJK) is a known complication after spinal deformity surgery. One potential cause is disruption of posterior muscular tension band during pedicle screw placement.<h4>Object... -
Does MIS Surgery Allow for Shorter Constructs in the Surgical Treatment of Adult Spinal Deformity?
Uribe, Juan S; Beckman, Joshua; Mummaneni, Praveen V; Okonkwo, David; Nunley, Pierce; Wang, Michael Y; Mundis, Gregory M; ... (18 authors) (Neurosurgery, 2017-03)<h4>Background</h4>The length of construct can potentially influence perioperative risks in adult spinal deformity (ASD) surgery. A head-to-head comparison between open and minimally invasive surgery (MIS) techniques for ... -
Factors affecting approach selection for minimally invasive versus open surgery in the treatment of adult spinal deformity: analysis of a prospective, nonrandomized multicenter study.
Park, Paul; Than, Khoi D; Mummaneni, Praveen V; Nunley, Pierce D; Eastlack, Robert K; Uribe, Juan S; Wang, Michael Y; ... (18 authors) (Journal of neurosurgery. Spine, 2020-06)<h4>Objective</h4>Surgical decision-making and planning is a key factor in optimizing outcomes in adult spinal deformity (ASD). Minimally invasive spinal (MIS) strategies for ASD have been increasingly used as an option ... -
Impact of case type, length of stay, institution type, and comorbidities on Medicare diagnosis-related group reimbursement for adult spinal deformity surgery.
Nunley, Pierce D; Mundis, Gregory M; Fessler, Richard G; Park, Paul; Zavatsky, Joseph M; Uribe, Juan S; Eastlack, Robert K; ... (16 authors) (Neurosurgical focus, 2017-12)OBJECTIVE The aim of this study was to educate medical professionals about potential financial impacts of improper diagnosis-related group (DRG) coding in adult spinal deformity (ASD) surgery. METHODS Medicare's Inpatient ... -
Incremental benefits of circumferential minimally invasive surgery for increasingly frail patients with adult spinal deformity.
Passias, Peter G; Tretiakov, Peter S; Nunley, Pierce D; Wang, Michael Y; Park, Paul; Kanter, Adam S; Okonkwo, David O; ... (30 authors) (Journal of neurosurgery. Spine, 2023-04)<h4>Objective</h4>Circumferential minimally invasive surgery (cMIS) may provide incremental benefits compared with open surgery for patients with increasing frailty status by decreasing peri- and postoperative complicati... -
Intermediate-term clinical and radiographic outcomes with less invasive adult spinal deformity surgery: patients with a minimum follow-up of 4 years.
Wang, Michael Y; Park, Paul; Tran, Stacie; Anand, Neel; Nunley, Pierce; Kanter, Adam; Fessler, Richard; ... (15 authors) (Acta Neurochir (Wien), 2020-04-14)BACKGROUND: Little information exists regarding longer-term outcomes with minimally invasive spine surgery (MISS), particularly regarding long-segment and deformity procedures. We aimed to evaluate intermediate-term outcomes ... -
Is There a Patient Profile That Characterizes a Patient With Adult Spinal Deformity as a Candidate for Minimally Invasive Surgery?
Eastlack, Robert K; Mundis, Gregory M; Wang, Michael; Mummaneni, Praveen V; Uribe, Juan; Okonkwo, David; Akbarnia, Behrooz A; ... (15 authors) (Global spine journal, 2017-10)Retrospective review.The goal of this study was to evaluate the baseline characteristics of patients chosen to undergo traditional open versus minimally invasive surgery (MIS) for adult spinal deformity (ASD).A multicenter ... -
Less invasive spinal deformity surgery: the impact of the learning curve at tertiary spine care centers.
Wang, Michael Y; Tran, Stacie; Brusko, G Damian; Eastlack, Robert; Park, Paul; Nunley, Pierce D; Kanter, Adam S; ... (16 authors) (Journal of neurosurgery. Spine, 2019-08)<h4>Objective</h4>The past decade has seen major advances in techniques for treating more complex spinal disorders using minimally invasive surgery (MIS). While appealing from the standpoint of patient perioperative outcomes, ... -
Less invasive surgery for treating adult spinal deformities: ceiling effects for deformity correction with 3 different techniques.
Wang, Michael Y; Mummaneni, Praveen V; Fu, Kai-Ming G; Anand, Neel; Okonkwo, David O; Kanter, Adam S; La Marca, Frank; ... (15 authors) (Neurosurgical focus, 2014-05)<h4>Object</h4>Minimally invasive surgery (MIS) options for the treatment of adult spinal deformity (ASD) have advanced significantly over the past decade. However, a wide array of options have been described as being MIS ... -
Minimally Invasive Spinal Deformity Surgery: Analysis of Patients Who Fail to Reach Minimal Clinically Important Difference.
Wang, Michael Y; Uribe, Juan; Mummaneni, Praveen V; Tran, Stacie; Brusko, G Damian; Park, Paul; Nunley, Pierce; ... (16 authors) (World neurosurgery, 2020-02-12)BACKGROUND:It is well known that clinical improvements following surgical intervention are variable. While all surgeons strive to maximize reliability and degree of improvement, certain patients will fail to achieve meaningful ... -
Minimally Invasive Surgery for Mild-to-Moderate Adult Spinal Deformities: Impact on Intensive Care Unit and Hospital Stay.
Chou, Dean; Mundis, Gregory; Wang, Michael; Fu, Kai-Ming; Shaffrey, Christopher; Okonkwo, David; Kanter, Adam; ... (17 authors) (World neurosurgery, 2019-07)<h4>Objective</h4>To compare circumferential minimally invasive (cMIS) versus open surgeries for mild-to-moderate adult spinal deformity (ASD) with regard to intensive care unit (ICU) and hospital lengths of stay ... -
Patient outcomes after circumferential minimally invasive surgery compared with those of open correction for adult spinal deformity: initial analysis of prospectively collected data.
Chou, Dean; Lafage, Virginie; Chan, Alvin Y; Passias, Peter; Mundis, Gregory M; Eastlack, Robert K; Fu, Kai-Ming; ... (22 authors) (Journal of neurosurgery. Spine, 2021-09)<h4>Objective</h4>Circumferential minimally invasive spine surgery (cMIS) for adult scoliosis has become more advanced and powerful, but direct comparison with traditional open correction using prospectively collected data ...