Matthew J McGirt

Summary

Affiliation: Johns Hopkins University
Country: USA

Publications

  1. ncbi Preoperative grading scale to predict survival in patients undergoing resection of malignant primary osseous spinal neoplasms
    Matthew J McGirt
    Department of Neurological Surgery, Vanderbilt University Medical Center, 4340 The Village at Vanderbilt, Nashville, TN 37232 8618, USA
    Spine J 11:190-6. 2011
  2. ncbi Neurological outcome after resection of intramedullary spinal cord tumors in children
    Matthew J McGirt
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, MD, USA
    Childs Nerv Syst 24:93-7. 2008
  3. ncbi Vertebroplasty and kyphoplasty for the treatment of vertebral compression fractures: an evidenced-based review of the literature
    Matthew J McGirt
    Spinal Column Biomechanics and Surgical Outcomes Laboratory, The Johns Hopkins Department of Neurosurgery, 600 N Wolfe Street, Meyer 8 161, Baltimore, MD 21218, USA
    Spine J 9:501-8. 2009
  4. ncbi Symptom recurrence after suboccipital decompression for pediatric Chiari I malformation: analysis of 256 consecutive cases
    Matthew J McGirt
    Department of Neurosurgery, Johns Hopkins School of Medicine, 3553 Newland Rd, Baltimore, MD 21218, USA
    Childs Nerv Syst 24:1333-9. 2008
  5. ncbi Risk of cerebral vasopasm after subarachnoid hemorrhage reduced by statin therapy: A multivariate analysis of an institutional experience
    Matthew J McGirt
    Department of Neurosurgery, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    J Neurosurg 105:671-4. 2006
  6. ncbi Adjustable vs set-pressure valves decrease the risk of proximal shunt obstruction in the treatment of pediatric hydrocephalus
    Matthew J McGirt
    Division of Pediatric Neurosurgery, Department of Neurosurgery, Johns Hopkins School of Medicine, 600 North Wolfe Street, Meyer 8 161, Baltimore, MD 21287, USA
    Childs Nerv Syst 23:289-95. 2007
  7. ncbi A prospective cohort study of close interval computed tomography and magnetic resonance imaging after primary lumbar discectomy: factors associated with recurrent disc herniation and disc height loss
    Matthew J McGirt
    Department of Neurosurgery, The Johns Hopkins Hospital, Baltimore, MD 21287, USA
    Spine (Phila Pa 1976) 34:2044-51. 2009
  8. ncbi Short-term progressive spinal deformity following laminoplasty versus laminectomy for resection of intradural spinal tumors: analysis of 238 patients
    Matthew J McGirt
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, Maryland, USA
    Neurosurgery 66:1005-12. 2010
  9. ncbi Independent predictors of morbidity after image-guided stereotactic brain biopsy: a risk assessment of 270 cases
    Matthew J McGirt
    Department of Neurosurgery, The Johns Hopkins School of Medicine, Baltimore, Maryland 21287, USA
    J Neurosurg 102:897-901. 2005
  10. ncbi Pediatric tethered cord syndrome: response of scoliosis to untethering procedures. Clinical article
    Matthew J McGirt
    Department of Neurosurgery, Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    J Neurosurg Pediatr 4:270-4. 2009

Detail Information

Publications122 found, 100 shown here

  1. ncbi Preoperative grading scale to predict survival in patients undergoing resection of malignant primary osseous spinal neoplasms
    Matthew J McGirt
    Department of Neurological Surgery, Vanderbilt University Medical Center, 4340 The Village at Vanderbilt, Nashville, TN 37232 8618, USA
    Spine J 11:190-6. 2011
    ..Large population-based studies of malignant primary osseous spinal neoplasms are lacking and are necessary to have sufficient statistical power to determine if various patient-related factors are in fact significant indicators of prognosis...
  2. ncbi Neurological outcome after resection of intramedullary spinal cord tumors in children
    Matthew J McGirt
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, MD, USA
    Childs Nerv Syst 24:93-7. 2008
    ..Clinical and radiographic risk factors predictive of postoperative neurological outcome may serve as a guide for surgical risk stratification...
  3. ncbi Vertebroplasty and kyphoplasty for the treatment of vertebral compression fractures: an evidenced-based review of the literature
    Matthew J McGirt
    Spinal Column Biomechanics and Surgical Outcomes Laboratory, The Johns Hopkins Department of Neurosurgery, 600 N Wolfe Street, Meyer 8 161, Baltimore, MD 21218, USA
    Spine J 9:501-8. 2009
    ..However, it remains debated whether VP or KP results in superior outcomes versus medical management alone in patients experiencing VCFs...
  4. ncbi Symptom recurrence after suboccipital decompression for pediatric Chiari I malformation: analysis of 256 consecutive cases
    Matthew J McGirt
    Department of Neurosurgery, Johns Hopkins School of Medicine, 3553 Newland Rd, Baltimore, MD 21218, USA
    Childs Nerv Syst 24:1333-9. 2008
    ..We set out to identify variables at presentation that could identify subgroups most likely to experience incomplete symptom relief after hindbrain decompression for Chiari I malformation...
  5. ncbi Risk of cerebral vasopasm after subarachnoid hemorrhage reduced by statin therapy: A multivariate analysis of an institutional experience
    Matthew J McGirt
    Department of Neurosurgery, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    J Neurosurg 105:671-4. 2006
    ..The authors hypothesized that patients chronically treated with statins would have a decreased risk of symptomatic vasospasm after SAH...
  6. ncbi Adjustable vs set-pressure valves decrease the risk of proximal shunt obstruction in the treatment of pediatric hydrocephalus
    Matthew J McGirt
    Division of Pediatric Neurosurgery, Department of Neurosurgery, Johns Hopkins School of Medicine, 600 North Wolfe Street, Meyer 8 161, Baltimore, MD 21287, USA
    Childs Nerv Syst 23:289-95. 2007
    ..The use of programmable shunt valves has increased dramatically in the practice of pediatric hydrocephalus. Despite theoretical advantages, it remains unclear if the use of programmable vs set-pressure valves affects shunt outcome...
  7. ncbi A prospective cohort study of close interval computed tomography and magnetic resonance imaging after primary lumbar discectomy: factors associated with recurrent disc herniation and disc height loss
    Matthew J McGirt
    Department of Neurosurgery, The Johns Hopkins Hospital, Baltimore, MD 21287, USA
    Spine (Phila Pa 1976) 34:2044-51. 2009
    ..Prospective cohort study...
  8. ncbi Short-term progressive spinal deformity following laminoplasty versus laminectomy for resection of intradural spinal tumors: analysis of 238 patients
    Matthew J McGirt
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, Maryland, USA
    Neurosurgery 66:1005-12. 2010
    ..We set out to determine whether the use of laminoplasty (LP) vs laminectomy (LM) has reduced the incidence of subsequent spinal deformity following intradural tumor resection at our institution...
  9. ncbi Independent predictors of morbidity after image-guided stereotactic brain biopsy: a risk assessment of 270 cases
    Matthew J McGirt
    Department of Neurosurgery, The Johns Hopkins School of Medicine, Baltimore, Maryland 21287, USA
    J Neurosurg 102:897-901. 2005
    ..5% of patients, respectively. The goal of this study was to perform a critical analysis of risk factors predictive of an enhanced operative risk in frame-based and frameless stereotactic brain biopsy...
  10. ncbi Pediatric tethered cord syndrome: response of scoliosis to untethering procedures. Clinical article
    Matthew J McGirt
    Department of Neurosurgery, Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    J Neurosurg Pediatr 4:270-4. 2009
    ..The aim of this study was to determine factors associated with scoliosis progression and whether tethered cord release alone would halt curve progression in pediatric TCS...
  11. ncbi Biomechanical comparison of translaminar versus pedicle screws at T1 and T2 in long subaxial cervical constructs
    Matthew J McGirt
    Department of Neurosurgery, Spinal Column Biomechanics and Surgical Outcomes Laboratory, The Johns Hopkins Hospital, Baltimore, Maryland 21218, USA
    Neurosurgery 65:167-72; discussion 172. 2009
    ..The first in vitro biomechanical investigation comparing the immediate and postcyclical rigidities of thoracic translaminar versus pedicle screws in posterior constructs crossing the cervicothoracic junction (CTJ)...
  12. ncbi Spinal deformity after resection of cervical intramedullary spinal cord tumors in children
    Matthew J McGirt
    Department of Neurosurgery, Johns Hopkins School of Medicine, 3553 Newland Rd, Baltimore, MD 21218, USA
    Childs Nerv Syst 24:735-9. 2008
    ..It remains unknown which subgroups of patients represent the greatest risk for progressive spinal deformity...
  13. ncbi Correlation of a preoperative grading scale with progressive spinal deformity following surgery for intramedullary spinal cord tumors in children
    Matthew J McGirt
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, Maryland 21218, USA
    J Neurosurg Pediatr 2:277-81. 2008
    ..The authors propose a preoperative grading scale that correlates with the postoperative development of progressive spinal deformity requiring subsequent fusion...
  14. ncbi Correlation of hindbrain CSF flow and outcome after surgical decompression for Chiari I malformation
    Matthew J McGirt
    Department of Neurosurgery, Johns Hopkins School of Medicine, 3553 Newland Rd, Baltimore, MD, 21218, USA
    Childs Nerv Syst 24:833-40. 2008
    ..We examined whether ventral or dorsal cerebrospinal fluid (CSF) flow dynamics assessed by cine phase-contrast MRI scans could predict response to posterior fossa decompression for Chiari I malformation...
  15. ncbi Effect of hyperglycemia on progressive paraparesis in a rat etastatic spinal tumor model
    Matthew J McGirt
    Department of Neurosurgery, The Johns Hopkins University, Baltimore, Maryland, USA
    J Neurosurg Spine 10:9-15. 2009
    ..The goal in this study was to determine whether experimentally induced hyperglycemia accelerates neurological decline in an established animal model of MESCC...
  16. ncbi Incidence of spinal deformity after resection of intramedullary spinal cord tumors in children who underwent laminectomy compared with laminoplasty
    Matthew J McGirt
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, Maryland 21218, USA
    J Neurosurg Pediatr 1:57-62. 2008
    ..The authors set out to determine whether laminoplasty in comparison with laminectomy has reduced the incidence of subsequent spinal deformity requiring fusion after IMSCT resection at their institution...
  17. ncbi Extent of surgical resection of malignant astrocytomas of the spinal cord: outcome analysis of 35 patients
    Matthew J McGirt
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, Maryland 21218, USA
    Neurosurgery 63:55-60; discussion 60-1. 2008
    ..We report the outcomes of the surgical management of 35 malignant spinal cord astrocytomas and assess the association of extent of resection with survival after aggressive resection of these tumors...
  18. ncbi Resection of intramedullary spinal cord tumors in children: assessment of long-term motor and sensory deficits
    Matthew J McGirt
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, Maryland 21218, USA
    J Neurosurg Pediatr 1:63-7. 2008
    ..Preoperative predictors of postoperative neurological decline and sensory syndromes have not been investigated and may serve as a guide for surgical risk stratification...
  19. ncbi Intraoperative ultrasonography as a guide to patient selection for duraplasty after suboccipital decompression in children with Chiari malformation Type I
    Matthew J McGirt
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, MD, USA
    J Neurosurg Pediatr 2:52-7. 2008
    ....
  20. ncbi Independent association of extent of resection with survival in patients with malignant brain astrocytoma
    Matthew J McGirt
    Department of Neurosurgery and Oncology, Johns Hopkins School of Medicine, Baltimore, Maryland, USA
    J Neurosurg 110:156-62. 2009
    ..In this study, the authors investigate this issue after primary and revision resection of these lesions...
  21. ncbi Preoperative radiographic factors and surgeon experience are associated with cortical breach of C2 pedicle screws
    Hassan Alosh
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, MD, USA
    J Spinal Disord Tech 23:9-14. 2010
    ..A retrospective review study...
  22. ncbi Use of Gliadel (BCNU) wafer in the surgical treatment of malignant glioma: a 10-year institutional experience
    Frank J Attenello
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, MD, 21205, USA
    Ann Surg Oncol 15:2887-93. 2008
    ..Various complications of Gliadel wafers have been reported but not consistently reproduced. We set out to characterize Gliadel-associated morbidity in our 10-year experience with Gliadel wafers for treatment of malignant glioma...
  23. ncbi Factors associated with recurrent back pain and cyst recurrence after surgical resection of one hundred ninety-five spinal synovial cysts: analysis of one hundred sixty-seven consecutive cases
    Risheng Xu
    Department of Neurosurgery, Johns Hopkins University, 600 N Wolfe Street, Baltimore, MD 21287, USA
    Spine (Phila Pa 1976) 35:1044-53. 2010
    ..Retrospective study...
  24. ncbi Factors associated with progression-free survival and long-term neurological outcome after resection of intramedullary spinal cord tumors: analysis of 101 consecutive cases
    Giannina L Garcés-Ambrossi
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, MD, USA
    J Neurosurg Spine 11:591-9. 2009
    ..However, factors associated with tumor resectability, tumor recurrence, and long-term neurological outcome are poorly understood...
  25. ncbi Extent of surgical resection is independently associated with survival in patients with hemispheric infiltrating low-grade gliomas
    Matthew J McGirt
    Department of Neurosurgery, The Johns Hopkins School of Medicine, and Neuro Oncology Surgical Outcomes Research Laboratory, Baltimore, Maryland 21231, USA
    Neurosurgery 63:700-7; author reply 707-8. 2008
    ..It remains unknown whether the extent of surgical resection affects survival or disease progression in patients with supratentorial low-grade gliomas...
  26. ncbi Preoperative Zung Depression Scale predicts outcome after revision lumbar surgery for adjacent segment disease, recurrent stenosis, and pseudarthrosis
    Owoicho Adogwa
    Department of Neurosurgery, The Spinal Column Surgical Quality and Outcomes Research Laboratory, Vanderbilt University Medical Center, 4347 Village at Vanderbilt, Nashville, TN 37232 8618, USA
    Spine J 12:179-85. 2012
    ..There remains a paucity of studies assessing the predictive value of baseline depression on outcomes in the setting of revision spine surgery...
  27. ncbi Minimum clinically important difference in pain, disability, and quality of life after neural decompression and fusion for same-level recurrent lumbar stenosis: understanding clinical versus statistical significance
    Scott L Parker
    Department of Neurosurgery, Vanderbilt University Medical Center, Nashville, TN 37232 8618, USA
    J Neurosurg Spine 16:471-8. 2012
    ..The MCID remains uninvestigated for any PROs in the setting of revision lumbar surgery for this pathology...
  28. ncbi Persistent outpatient hyperglycemia is independently associated with survival, recurrence and malignant degeneration following surgery for hemispheric low grade gliomas
    Kaisorn L Chaichana
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, MD 21231, USA
    Neurol Res 32:442-8. 2010
    ..Hyperglycemia has been shown to augment tumor growth in vitro. However, the effects of persistent hyperglycemia on survival, recurrence and malignant degeneration in patients undergoing surgery for low grade gliomas remain unknown...
  29. ncbi Adjuvant treatment with locally delivered OncoGel delays the onset of paresis after surgical resection of experimental spinal column metastasis
    Beril Gok
    Department of Neurosurgery, The Johns Hopkins University, Baltimore, Maryland, USA
    Neurosurgery 65:193-9; discussion 199-200. 2009
    ..West Valley City, UT) into the tumor resection cavity at the time of surgery would improve the efficacy of surgical resection with or without external beam radiotherapy (XRT) in a rat model of spinal column metastases...
  30. ncbi Posterior-only approach for en bloc sacrectomy: clinical outcomes in 36 consecutive patients
    Michelle J Clarke
    Department of Neurosurgery, Mayo Clinic, Rochester, Minnesota, USA
    Neurosurgery 71:357-64; discussion 364. 2012
    ..However, we have found that en bloc resection and biomechanical reconstruction of the spinal column is possible from a posterior-only approach in many cases...
  31. ncbi Association of extent of local tumor invasion and survival in patients with malignant primary osseous spinal neoplasms from the surveillance, epidemiology, and end results (SEER) database
    Debraj Mukherjee
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, Maryland, USA
    World Neurosurg 76:580-5. 2011
    ..The surveillance, epidemiology, and end results (SEER) registry was reviewed to determine whether extent of local tumor invasion at presentation was independently associated with overall survival...
  32. ncbi Prognostic significance of contrast-enhancing low-grade gliomas in adults and a review of the literature
    Kaisorn L Chaichana
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, MD 21231, USA
    Neurol Res 31:931-9. 2009
    ..The prognostic implications of a contrast-enhancing low-grade glioma remain less well understood...
  33. ncbi Long-term back pain after a single-level discectomy for radiculopathy: incidence and health care cost analysis
    Scott L Parker
    The Johns Hopkins Spinal Column Biomechanics and Surgical Outcomes Laboratory, The Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    J Neurosurg Spine 12:178-82. 2010
    ..The authors set out to determine the incidence of and the health care costs associated with mechanical back pain attributed to segmental degeneration or instability at the level of a prior discectomy performed at their institution...
  34. ncbi Factors associated with cervical instability requiring fusion after cervical laminectomy for intradural tumor resection
    Daniel M Sciubba
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, Maryland 21287, USA
    J Neurosurg Spine 8:413-9. 2008
    ....
  35. ncbi En bloc resection of sacral chordomas aided by frameless stereotactic image guidance: a technical note
    Hormuzdiyar H Dasenbrock
    Department of Neurosurgery, The Johns Hopkins University, Baltimore, Maryland 21287, USA
    Neurosurgery 70:82-7; discussion 87-8. 2012
    ..However, obtaining negative margins can be technically challenging. Intraoperative navigation may be helpful in attempting an excision with negative margins...
  36. ncbi Cost per quality-adjusted life year gained of revision neural decompression and instrumented fusion for same-level recurrent lumbar stenosis: defining the value of surgical intervention
    Owoicho Adogwa
    Department of Neurosurgery, Vanderbilt University Medical Center, Nashville, Tennessee 37232, USA
    J Neurosurg Spine 16:135-40. 2012
    ..The authors set out to assess the 2-year comprehensive cost of revision surgery and determine its value in the treatment of same-level recurrent stenosis...
  37. ncbi Determination of minimum clinically important difference in pain, disability, and quality of life after extension of fusion for adjacent-segment disease
    Scott L Parker
    Departments of Neurosurgery and Orthopedic Surgery, Vanderbilt University Medical Center, Nashville, Tennessee, USA
    J Neurosurg Spine 16:61-7. 2012
    ..The MCID remains uninvestigated for any PROs in the setting of revision lumbar surgery for adjacent-segment disease (ASD)...
  38. ncbi Hyperglycemia independently increases the risk of perioperative stroke, myocardial infarction, and death after carotid endarterectomy
    Matthew J McGirt
    Department of Neurosurgery, The Johns Hopkins School of Medicine, Baltimore, Maryland, USA
    Neurosurgery 58:1066-73; discussion 1066-73. 2006
    ..Strict glucose control should be attempted before surgery to minimize the risk of morbidity and mortality after CEA...
  39. ncbi Ability of electromyographic monitoring to determine the presence of malpositioned pedicle screws in the lumbosacral spine: analysis of 2450 consecutively placed screws
    Scott L Parker
    The Johns Hopkins Spinal Column Biomechanics and Surgical Outcomes Laboratory, The Johns Hopkins University School of Medicine, Baltimore, Maryland, USA
    J Neurosurg Spine 15:130-5. 2011
    ....
  40. ncbi Risk factors for progressive spinal deformity following resection of intramedullary spinal cord tumors in children: an analysis of 161 consecutive cases
    Kevin C Yao
    Department of Neurosurgery, Tufts New England Medical Center, Boston, Massachusetts, USA
    J Neurosurg 107:463-8. 2007
    ..However, progressive spinal deformity requiring subsequent fusion occurs in many cases. It remains unknown which subgroups of patients have the greatest risk for progressive spinal deformity...
  41. ncbi Surgical management of long intramedullary spinal cord tumors
    Michael E Tobias
    Department of Neurosurgery, Albert Einstein College of Medicine, Bronx, NY, USA
    Childs Nerv Syst 24:219-23. 2008
    ..The incidence of longitudinally extensive tumors involving the cervical, thoracic, and lumbar spine is very low (<1% of intramedullary lesions); hence, little literature exists on the management of this entity...
  42. ncbi Neurological outcome after surgical management of adult tethered cord syndrome
    Giannina L Garcés-Ambrossi
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, Maryland, USA
    J Neurosurg Spine 11:304-9. 2009
    ....
  43. ncbi Suboccipital decompression for Chiari I malformation: outcome comparison of duraplasty with expanded polytetrafluoroethylene dural substitute versus pericranial autograft
    Frank J Attenello
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, MD, USA
    Childs Nerv Syst 25:183-90. 2009
    ....
  44. ncbi Prior CSF shunting increases the risk of endoscopic third ventriculostomy failure in the treatment of obstructive hydrocephalus in adults
    Graeme Woodworth
    The Johns Hopkins School of Medicine, Baltimore, MD 21287, USA
    Neurol Res 29:27-31. 2007
    ..The value of concurrent ETV and ventriculoperitoneal (VP) shunting in patients with frequent shunt failure remains unstudied...
  45. ncbi Thoracic kyphotic deformity reduction with a distractible titanium cage via an entirely posterior approach
    Daniel M Sciubba
    Department of Neurological Surgery, Johns Hopkins Medical Institutions, Baltimore, Maryland, USA
    Neurosurgery 60:223-30; discussion 230-1. 2007
    ..We describe a technique in which kyphotic deformity of the thoracic and thoracolumbar spine is corrected, decompressed, and stabilized with a circumferential fixation construct from a lone posterior approach...
  46. ncbi Recurrence and malignant degeneration after resection of adult hemispheric low-grade gliomas
    Kaisorn L Chaichana
    Department of Neurosurgery, Johns Hopkins Neuro Oncology Surgical Outcomes Research Laboratory, Johns Hopkins School of Medicine, Kennedy Krieger Institute, Baltimore, Maryland, USA
    J Neurosurg 112:10-7. 2010
    ..The authors set out to determine factors that were independently associated with recurrence and malignant degeneration in patients who underwent resection of a hemispheric low-grade glioma...
  47. ncbi Thoracic vertebrectomy and spinal reconstruction via anterior, posterior, or combined approaches: clinical outcomes in 91 consecutive patients with metastatic spinal tumors
    Risheng Xu
    Department of Neurosurgery, Johns Hopkins School of Medicine, Johns Hopkins University, Baltimore, Maryland, USA
    J Neurosurg Spine 11:272-84. 2009
    ....
  48. ncbi Correlation of preoperative depression and somatic perception scales with postoperative disability and quality of life after lumbar discectomy
    Kaisorn L Chaichana
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, Maryland, USA
    J Neurosurg Spine 14:261-7. 2011
    ....
  49. ncbi Suboccipital decompression for Chiari malformation-associated scoliosis: risk factors and time course of deformity progression
    Frank J Attenello
    Department of Neurosurgery, The Johns Hopkins School of Medicine, Baltimore, Maryland 21218, USA
    J Neurosurg Pediatr 1:456-60. 2008
    ..The authors' goal was to determine the time frame of curvature progression and assess which patient subgroups are at greatest risk for progression of spinal deformity after surgery...
  50. ncbi Recurrent disc herniation and long-term back pain after primary lumbar discectomy: review of outcomes reported for limited versus aggressive disc removal
    Matthew J McGirt
    Department of Neurosurgery, The Johns Hopkins Spinal Column Biomechanics and Surgical Outcomes Laboratory, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Neurosurgery 64:338-44; discussion 344-5. 2009
    ..We reviewed the literature to determine whether outcomes reported after limited discectomy (LD) differed from those reported after aggressive discectomy (AD) with regard to long-term back pain or recurrent disc herniation...
  51. ncbi Outcome of Chiari-associated syringomyelia after hindbrain decompression in children: analysis of 49 consecutive cases
    Frank J Attenello
    Department of Neurosurgery, The Johns Hopkins School of Medicine, Baltimore, Maryland, USA
    Neurosurgery 62:1307-13; discussion 1313. 2008
    ..We set out to determine predictors of syrinx improvement after hindbrain decompression for Chiari I- associated syringomyelia...
  52. ncbi Recurrent back and leg pain and cyst reformation after surgical resection of spinal synovial cysts: systematic review of reported postoperative outcomes
    Ali Bydon
    Department of Neurosurgery, Johns Hopkins University School of Medicine, Baltimore, MD 21205, USA
    Spine J 10:820-6. 2010
    ..However, the role for concomitant fusion and the incidence of recurrent back pain and recurrent cyst formation after surgery remain unclear...
  53. ncbi Cost-effectiveness of minimally invasive versus open transforaminal lumbar interbody fusion for degenerative spondylolisthesis associated low-back and leg pain over two years
    Scott L Parker
    Department of Neurosurgery, Vanderbilt University Medical Center, Nashville, Tennessee, USA
    World Neurosurg 78:178-84. 2012
    ..As such, we set out to assess previously unstudied end points of health care cost and cost-utility associated with MIS- versus open-TLIF...
  54. ncbi Microdiscectomy improves pain-associated depression, somatic anxiety, and mental well-being in patients with herniated lumbar disc
    Richard Lebow
    Department of Neurosurgery, Vanderbilt University Medical Center, Nashville, Tennessee, USA
    Neurosurgery 70:306-11; discussion 311. 2012
    ..The effects of lumbar discectomy on pain, disability, and physical quality of life are well described. The effects of discectomy on emotional distress and mental well-being are less well understood...
  55. ncbi Cost per quality-adjusted life year gained of laminectomy and extension of instrumented fusion for adjacent-segment disease: defining the value of surgical intervention
    Owoicho Adogwa
    Department of Neurosurgery, Vanderbilt University Medical Center, Nashville, Tennessee 37232, USA
    J Neurosurg Spine 16:141-6. 2012
    ..It has been shown to have favorable long-term outcomes, but the cost-effectiveness remains unclear. In this study, the authors set out to assess the cost-effectiveness of revision surgery in the treatment of ASD over a 2-year period...
  56. ncbi Biomechanical comparison between C-7 lateral mass and pedicle screws in subaxial cervical constructs. Presented at the 2009 Joint Spine Meeting. Laboratory investigation
    Risheng Xu
    Medical Scientist Training Program, Johns Hopkins School of Medicine, Department of Neurosurgery, Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    J Neurosurg Spine 13:688-94. 2010
    ..The aim of this study was to conduct the first in vitro biomechanical comparison of immediate and postcyclical rigidities of C-7 lateral mass versus C-7 pedicle screws in posterior C4-7 constructs...
  57. ncbi Persistent outpatient hyperglycemia is independently associated with decreased survival after primary resection of malignant brain astrocytomas
    Matthew J McGirt
    Department of Neurosurgery, Johns Hopkins School of Medicine, and The Johns Hopkins Neuro oncology Surgical Outcomes Research Laboratory, Baltimore, Maryland, USA
    Neurosurgery 63:286-91; discussion 291. 2008
    ..We hypothesized that persistent hyperglycemic states in the outpatient setting may serve as a prognostic marker of decreased survival in patients with malignant brain astrocytomas...
  58. ncbi Long-term clinical outcomes following en bloc resections for sacral chordomas and chondrosarcomas: a series of twenty consecutive patients
    Patrick C Hsieh
    Department of Neurosurgery, Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Spine (Phila Pa 1976) 34:2233-9. 2009
    ..Retrospective study of 20 consecutive patients who underwent en bloc tumor excision of sacral chordomas and chondrosarcomas...
  59. ncbi Survival of patients with malignant primary osseous spinal neoplasms: results from the Surveillance, Epidemiology, and End Results (SEER) database from 1973 to 2003
    Debraj Mukherjee
    Department of Neurosurgery, Cedars Sinai Medical Center, Los Angeles, California, USA
    J Neurosurg Spine 14:143-50. 2011
    ....
  60. ncbi Preoperative statin and diuretic use influence the presentation of patients undergoing carotid endarterectomy: results of a large single-institution case-control study
    Benjamin S Brooke
    Department of Surgery, Division of Vascular Surgery, Johns Hopkins Medical Institutions, Baltimore, MD, USA
    J Vasc Surg 45:298-303. 2007
    ..We undertook this study to see whether preoperative medication use or patient characteristics were associated with the presence of symptomatic cerebrovascular disease at the time of operation...
  61. ncbi The efficacy of carmustine wafers for older patients with glioblastoma multiforme: prolonging survival
    Kaisorn L Chaichana
    Department of Neurosurgery, The Johns Hopkins Neuro Oncology Surgical Outcomes Research Laboratory, Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Neurol Res 33:759-64. 2011
    ..Peak incidence of glioblastoma multiforme (GBM) occurs in individuals aged 65 years and older. The goal was to evaluate the efficacy of carmustine wafers in prolonging survival for older GBM patients...
  62. ncbi Trans-foraminal versus posterior lumbar interbody fusion: comparison of surgical morbidity
    Vivek A Mehta
    Johns Hopkins School of Medicine, and Johns Hopkins Spinal Column Biomechanics and Surgical Outcomes Laboratory, Baltimore, MD, USA
    Neurol Res 33:38-42. 2011
    ..We review our experience with TLIF versus PLIF to compare operative complications...
  63. ncbi Asymptomatic same-site recurrent disc herniation after lumbar discectomy: results of a prospective longitudinal study with 2-year serial imaging
    Richard L Lebow
    Department of Neurological Surgery, Vanderbilt University Medical Center, Nashville, TN 37232, USA
    Spine (Phila Pa 1976) 36:2147-51. 2011
    ..This is a prospective cohort study with serial imaging...
  64. ncbi Association of preoperative depression and survival after resection of malignant brain astrocytoma
    Muraya Gathinji
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, MD 21231, USA
    Surg Neurol 71:299-303, discussion 303. 2009
    ..We set out to determine whether patients with a diagnosis of clinical depression before surgery experienced decreased survival independent of treatment modality or degree of disability...
  65. ncbi En bloc spondylectomy for treatment of tumor-induced osteomalacia
    Daniel M Sciubba
    Department of Neurosurgery, National Institutes of Health, Bethesda, MD, USA
    J Neurosurg Spine 11:600-4. 2009
    ..This case suggests that radical spondylectomy may be beneficial in the management of metabolically or endocrinologically active tumors of the spine...
  66. ncbi Bilateral traumatic dislocation without fracture of the lumbosacral junction: case report and review of the literature
    Risheng Xu
    Department of Neurosurgery, Johns Hopkins University School of Medicine, Baltimore, Maryland 21287, USA
    Spine (Phila Pa 1976) 36:E662-8. 2011
    ..Case report...
  67. ncbi Translaminar versus pedicle screw fixation of C2: comparison of surgical morbidity and accuracy of 313 consecutive screws
    Scott L Parker
    Department of Neurosurgery, The Johns Hopkins University School of Medicine, Johns Hopkins Spinal Column Biomechanics and Surgical Outcomes Laboratory, Baltimore, Maryland, USA
    Neurosurgery 64:343-8; discussion 348-9. 2009
    ..It is unclear if TL versus PD screw fixation of C2 is truly associated with less operative morbidity, greater accuracy of screw placement, or equivalent durability...
  68. ncbi Incidence of symptomatic retethering after surgical management of pediatric tethered cord syndrome with or without duraplasty
    Roger Samuels
    Department of Neurosurgery, Johns Hopkins School of Medicine, 600 N Wolfe Street, Meyer 8 161, Baltimore, MD 21287, USA
    Childs Nerv Syst 25:1085-9. 2009
    ..primary closure...
  69. ncbi Long-term outcomes of revision fusion for lumbar pseudarthrosis: clinical article
    Owoicho Adogwa
    Department of Neurosurgery, Vanderbilt University Medical Center, Nashville, Tennessee, USA
    J Neurosurg Spine 15:393-8. 2011
    ..The aim of this study was to assess, using validated patient-reported outcomes measures, the long-term effectiveness of revision arthrodesis in the treatment of symptomatic pseudarthrosis...
  70. ncbi Cost-effectiveness of multilevel hemilaminectomy for lumbar stenosis-associated radiculopathy
    Scott L Parker
    Department of Neurosurgery, Vanderbilt University Medical Center, 4347 Village at Vanderbilt, Nashville, TN 37232 8618, USA
    Spine J 11:705-11. 2011
    ..However, given rising health-care costs, attention has been turned to question the cost-effectiveness of lumbar decompressive procedures. The cost-effectiveness of multilevel hemilaminectomy for radiculopathy remains unclear...
  71. ncbi Simvastatin for the prevention of symptomatic cerebral vasospasm following aneurysmal subarachnoid hemorrhage: a single-institution prospective cohort study
    Matthew J McGirt
    Department of Neurosurgery, Johns Hopkins University Hospital, Baltimore, Maryland, USA
    J Neurosurg 110:968-74. 2009
    ..The authors conducted a prospective observational study to determine whether a standardized regimen of simvastatin would reduce the incidence of cerebral vasospasm and improve neurological outcomes in patients with aSAH...
  72. ncbi Frameless image-guided stereotactic brain biopsy procedure: diagnostic yield, surgical morbidity, and comparison with the frame-based technique
    Graeme F Woodworth
    Department of Neurosurgery, The Johns Hopkins University School of Medicine, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    J Neurosurg 104:233-7. 2006
    ..Few authors have evaluated this procedure, analyzed preoperative predictors of diagnostic yield, or explored the differences in diagnostic yield and morbidity rate between the frameless and frame-based techniques...
  73. ncbi Accuracy of frameless and frame-based image-guided stereotactic brain biopsy in the diagnosis of glioma: comparison of biopsy and open resection specimen
    Graeme Woodworth
    Departments of Neurosurgery and Oncology, Johns Hopkins School of Medicine, Baltimore, Maryland 21287, USA
    Neurol Res 27:358-62. 2005
    ..Large tumor volume had a higher incidence of non-concordance. Increasing the number of specimens taken through the long dimension of large tumors may improve diagnostic accuracy...
  74. ncbi Persistent perioperative hyperglycemia as an independent predictor of poor outcome after aneurysmal subarachnoid hemorrhage
    Matthew J McGirt
    Department of Neurosurgery, The Johns Hopkins School of Medicine, Baltimore, Maryland, USA
    J Neurosurg 107:1080-5. 2007
    ..It remains to be clarified whether a single hyperglycemic event or persistent hyperglycemia is predictive of poor outcome after aneurysmal SAH...
  75. ncbi Relationship of cine phase-contrast magnetic resonance imaging with outcome after decompression for Chiari I malformations
    Matthew J McGirt
    Department of Neurosurgery, The Johns Hopkins Hospital, Baltimore, Maryland, USA
    Neurosurgery 59:140-6; discussion 140-6. 2006
    ..Cine phase-contrast magnetic resonance imaging may be a valuable tool in identifying patients who are less likely to respond to surgical decompression for Chiari I malformation...
  76. ncbi The syndrome of hydrocephalus in young and middle-aged adults (SHYMA)
    John A Cowan
    Department of Neurosurgery, Baltimore, MD, USA
    Neurol Res 27:540-7. 2005
    ..Despite the subtlety of clinical signs, CSF diversion treatment is effective at resolving symptomatology...
  77. ncbi Recurrent lumbar disc herniation after single-level lumbar discectomy: incidence and health care cost analysis
    Giannina L Garcés Ambrossi
    Department of Neurosurgery, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Neurosurgery 65:574-8; discussion 578. 2009
    ..We set out to identify the incidence and health care cost of same-level recurrent disc herniation after single-level lumbar discectomy at our institution...
  78. ncbi Effect of antibiotic-impregnated shunt catheters in decreasing the incidence of shunt infection in the treatment of hydrocephalus
    Daniel M Sciubba
    Department of Neurosurgery and Division of Pediatric Neurosurgery, Johns Hopkins School of Medicine, Baltimore, Maryland 21287, USA
    J Neurosurg 103:131-6. 2005
    ..The AIS system used is an effective instrument to prevent perioperative colonization of CSF shunt components...
  79. ncbi 3-hydroxy-3-methylglutaryl coenzyme A reductase inhibitors reduce the risk of perioperative stroke and mortality after carotid endarterectomy
    Matthew J McGirt
    Department of Neurosurgery, The Johns Hopkins Medical Institutions, Baltimore, MD 21287, USA
    J Vasc Surg 42:829-36; discussion 836-7. 2005
    ..20 [0.04-0.99]; P < .05). CONCLUSIONS: These data suggest that perioperative statin use may reduce the incidence of cerebrovascular events and mortality among patients undergoing CEA...
  80. ncbi The use of ventriculoperitoneal shunts for uncontrollable intracranial hypertension without ventriculomegally secondary to HIV-associated cryptococcal meningitis
    Graeme F Woodworth
    Department of Neurosurgery, The Johns Hopkins University School of Medicine, Baltimore, MD 21287, USA
    Surg Neurol 63:529-31; discussion 531-2. 2005
    ....
  81. ncbi Evaluation of a distal pericallosal aneurysm visualized with 3-dimensional digital subtraction angiography: case report and treatment implications
    Graeme F Woodworth
    Department of Neurosurgery, Division of Interventional Neuroradiology, Johns Hopkins School of Medicine, 1017 S Bouldin Street, Baltimore, MD 21224, USA
    Surg Neurol 64:321-4. 2005
    ..This was then revealed to be a saccular bifurcation aneurysm by 3D-DSA. This additional information changed the treatment plan for this patient from medical management to a surgical approach...
  82. ncbi Radiographic and clinical evaluation of free-hand placement of C-2 pedicle screws. Clinical article
    Daniel M Sciubba
    Department of Neurosurgery, Johns Hopkins School of Medicine, Baltimore, Maryland, USA
    J Neurosurg Spine 11:15-22. 2009
    ..The authors describe how, after meticulous dissection of the C-2 pars interarticularis, such screws can be placed accurately and safely without the use of fluoroscopy...
  83. ncbi Cerebrospinal fluid drainage and dynamics in the diagnosis of normal pressure hydrocephalus
    Graeme F Woodworth
    Department of Neurosurgery, The Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Neurosurgery 64:919-25; discussion 925-6. 2009
    ..We examined the utility of CSF drainage and CSF pressure (Pcsf) dynamics in predicting response to CSF shunting for patients with INPH...
  84. ncbi Predictors of ambulatory function after decompressive surgery for metastatic epidural spinal cord compression
    Kaisorn L Chaichana
    Department of Neurosurgery, Johns Hopkins Hospital, Baltimore, Maryland, USA
    Neurosurgery 62:683-92; discussion 683-92. 2008
    ..This study was designed to explore associations with maintaining and regaining ambulatory function after decompressive surgery for MESCC...
  85. ncbi Evaluation of factors associated with postoperative infection following sacral tumor resection
    Daniel M Sciubba
    Department of Neurosurgery, Johns Hopkins University School of Medicine, Baltimore, Maryland 21287, USA
    J Neurosurg Spine 9:593-9. 2008
    ..To identify potential risk factors, a review of clinical outcomes for sacral tumor resections over the past 5 years at a single institution was completed, paying special attention to procedure-related complications...
  86. ncbi Selective versus routine intraoperative shunting during carotid endarterectomy: a multivariate outcome analysis
    Graeme F Woodworth
    Department of Neurosurgery, Johns Hopkins Hospital, Baltimore, Maryland, USA
    Neurosurgery 61:1170-6; discussion 1176-7. 2007
    ..No studies have assessed the independent association of selective versus routine intraluminal shunting to outcomes after CEA...
  87. ncbi Factors contributing to the medical costs of cerebrospinal fluid shunt infection treatment in pediatric patients with standard shunt components compared with those in patients with antibiotic impregnated components
    Daniel M Sciubba
    Department of Neurosurgery, Baltimore, Maryland 21287, USA
    Neurosurg Focus 22:E9. 2007
    ....
  88. ncbi Predictors of ambulatory function after surgical resection of intramedullary spinal cord tumors
    Graeme F Woodworth
    Department of Neurosurgery, Johns Hopkins Hospital, Baltimore, Maryland 21287, USA
    Neurosurgery 61:99-105; discussion 105-6. 2007
    ..Although previous research is limited, identifying reliable predictors of functional status after tumor resection would be clinically useful for perioperative modification strategies...
  89. ncbi Diagnosis and management of sacral tumors
    Daniel M Sciubba
    Department of Neurosurgery, Johns Hopkins University, Baltimore, Maryland 21287, USA
    J Neurosurg Spine 10:244-56. 2009
    ..Special attention is given to the specific anatomical constraints that make tumors in this region of the spine more difficult to effectively manage than those in the mobile portions of the spine...
  90. ncbi Prolonged exposure to antibiotic-impregnated shunt catheters does not increase incidence of late shunt infections
    Daniel M Sciubba
    Department of Neurosurgery, Johns Hopkins School of Medicine, 600 North Wolfe Street, Meyer 8 161, Baltimore MD 21287, USA
    Childs Nerv Syst 23:867-71. 2007
    ..In this study, the authors evaluate the incidence of late shunt infection after the introduction of an AIS system in a pediatric hydrocephalus population...
  91. ncbi Frameless stereotactic ventricular shunt placement for idiopathic intracranial hypertension
    Graeme F Woodworth
    The Johns Hopkins School of Medicine, Baltimore, MD 21287, USA
    Stereotact Funct Neurosurg 83:12-6. 2005
    ..Placing ventricular shunts using image-guided stereotaxis in patients with IIH despite the absence of ventriculomegaly is an effective, safe treatment option...
  92. ncbi Surgical experience in 130 pediatric patients with Chiari I malformations
    R Shane Tubbs
    Department of Cell Biology, University of Alabama at Birmingham, Birmingham, Alabama, USA
    J Neurosurg 99:291-6. 2003
    ..The aim of this study was to present the long-term findings of a surgical series of pediatric patients with Chiari I malformations...
  93. ncbi Cerebrospinal fluid shunt placement for pseudotumor cerebri-associated intractable headache: predictors of treatment response and an analysis of long-term outcomes
    Matthew J McGirt
    Departments of Neurosurgery, Ophthalmology, and Neurology, The Johns Hopkins School of Medicine, Baltimore, Maryland 21287, USA
    J Neurosurg 101:627-32. 2004
    ..Using ventricular shunts in patients with papilledema or symptoms lasting less than 2 years should be considered for those with pseudotumor cerebri-associated intractable headache...
  94. ncbi Leukocytosis as an independent risk factor for cerebral vasospasm following aneurysmal subarachnoid hemorrhage
    Matthew J McGirt
    Division of Neurology, Department of Medicine, Duke University Medical Center, Durham, North Carolina 27710, USA
    J Neurosurg 98:1222-6. 2003
    ..Monitoring of the serum leukocyte count may allow for early diagnosis and treatment of vasospasm...
  95. ncbi Comparison of revision rates following endoscopically versus nonendoscopically placed ventricular shunt catheters
    Alan T Villavicencio
    Pediatric Neurosurgery Service, Division of Neurosurgery, Duke University Medical Center, Durham, North Carolina 27710, USA
    Surg Neurol 59:375-9; discussion 379-80. 2003
    ..42 (0.78-2.61)]. CONCLUSIONS: Endoscopic assisted ventricular catheter placement decreased the odds of proximal obstruction but failed to improve overall shunt survival in this 6 year experience...
  96. ncbi Successful aqueductal plasty and stenting for tectal plate tumor after failed third ventriculostomy: a case report
    Ketan R Bulsara
    Pediatric Neurosurgery Service, Division of Neurosurgery, Duke University Medical Center, Durham, NC 27705, USA
    Surg Neurol 59:58-61; discussion 61-2. 2003
    ..She has been symptom-free for 1 year. CONCLUSION: Aqueductal plasty with stenting may be an alternative to CSF shunts in some patients with hydrocephalus because of aqueductal compression resulting from tectal tumors...
  97. ncbi Prognostic value of magnetic resonance imaging-guided stereotactic biopsy in the evaluation of recurrent malignant astrocytoma compared with a lesion due to radiation effect
    Matthew J McGirt
    Department of Pathology, Duke University Medical Center, Durham, North Carolina 27710, USA
    J Neurosurg 98:14-20. 2003
    ..In patients who presented earlier than 5 months after radiotherapy, radiation effect on biopsy was not associated with an improved rate of survival compared with that in patients harboring recurrent malignant astrocytoma...
  98. ncbi Comparison of total versus partial revision of initial ventriculoperitoneal shunt failures
    Matthew J McGirt
    Pediatric Neurosurgery Service, Division of Neurosurgery, Duke University Medical Center, Durham, N.C. 27710, USA
    Pediatr Neurosurg 38:34-40. 2003
    ..Total revision was not associated with improved shunt survival in patients with IVH...
  99. ncbi Simvastatin increases endothelial nitric oxide synthase and ameliorates cerebral vasospasm resulting from subarachnoid hemorrhage
    Matthew J McGirt
    Multidisciplinary Neuroprotection Laboratories, Duke University Medical Center, Duke University School of Medicine Duke University Medical Center, Durham, NC, USA
    Stroke 33:2950-6. 2002
    ..CONCLUSIONS: Simvastatin treatment before or after SAH attenuated cerebral vasospasm and neurological deficits in mice. The mechanism may be attributable in part to eNOS upregulation...
  100. ncbi Mouse model of subarachnoid hemorrhage associated cerebral vasospasm: methodological analysis
    Augusto Parra
    Department of Medicine-Neurology, Duke University Medical Center, Durham, NC 27710, USA
    Neurol Res 24:510-6. 2002
    ..This allows measurement of both anatomical and clinical DCV in the mouse...
  101. ncbi Cerebrospinal fluid shunt survival and etiology of failures: a seven-year institutional experience
    Matthew J McGirt
    Pediatric Neurosurgery Service, Division of Neurosurgery, Duke University Medical Center, Durham, NC 27710, USA
    Pediatr Neurosurg 36:248-55. 2002
    ..Shunt life span remains poorer in shunt revisions and in younger patients. Patient characteristics may suggest a specific risk and mechanism of failure, aiding in the long-term management of shunted hydrocephalus...