Haydn Hoffman

ORCID: 0000-0002-2967-6528
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About
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Research Areas
  • Traumatic Brain Injury and Neurovascular Disturbances
  • Intracranial Aneurysms: Treatment and Complications
  • Acute Ischemic Stroke Management
  • Neurosurgical Procedures and Complications
  • Stroke Rehabilitation and Recovery
  • Spinal Cord Injury Research
  • Cerebrovascular and Carotid Artery Diseases
  • Spine and Intervertebral Disc Pathology
  • Venous Thromboembolism Diagnosis and Management
  • Intracerebral and Subarachnoid Hemorrhage Research
  • Spinal Fractures and Fixation Techniques
  • EEG and Brain-Computer Interfaces
  • Vascular Malformations Diagnosis and Treatment
  • Cerebrospinal fluid and hydrocephalus
  • Head and Neck Surgical Oncology
  • Spinal Hematomas and Complications
  • Cervical and Thoracic Myelopathy
  • Vascular Procedures and Complications
  • Trauma and Emergency Care Studies
  • Electrolyte and hormonal disorders
  • Meningioma and schwannoma management
  • Vascular Anomalies and Treatments
  • Musculoskeletal pain and rehabilitation
  • Adrenal and Paraganglionic Tumors
  • Glioma Diagnosis and Treatment

Semmes Murphey Foundation
2024-2025

University of Tennessee Health Science Center
2023-2025

SUNY Upstate Medical University
2017-2024

University of Mississippi Medical Center
2022-2023

University of California, Los Angeles
2014-2022

Springfield Clinic
2022

Yale University
2022

University of Maryland, Baltimore
2022

National Institute of Neurological Disorders and Stroke
2022

Jackson Memorial Hospital
2022

Background Studies have described a first pass effect (FPE) where patients with successful recanalization after one experience better outcomes. Few studies evaluated this in large core infarctions. Objective To determine whether infarcts undergoing mechanical thrombectomy which reperfusion is achieved improved outcomes compared those who undergo more than pass. Methods The ASSIST Registry, prospective, global, multicenter registry of anterior circulation vessel occlusion (LVO) was used....

10.1136/jnis-2024-022532 article EN Journal of NeuroInterventional Surgery 2025-01-08

IV tPA (intravenous thrombolysis with alteplase) and mechanical thrombectomy (MT) utilization increased in acute ischemic stroke hospitalizations the United States over last decade. It is uncertain whether this increase occurred equally across all age, sex, racial groups.Adult (weighted n=4 442 657) contained 2008 to 2017 National Inpatient Sample were identified using International Classification of Diseases codes. Proportions MT computed according race. Joinpoint multivariable-adjusted...

10.1161/strokeaha.120.032132 article EN Stroke 2021-08-01

<h3>Background and Objective</h3> To test the hypothesis that age-specific, sex-specific, race-specific ethnicity-specific incidence of nontraumatic subarachnoid hemorrhage (SAH) increased in United States over last decade. <h3>Methods</h3> In this retrospective cohort study, validated International Classification Diseases codes were used to identify all new cases SAH (n = 39,475) State Inpatients Databases New York Florida (2007–2017). counts combined with Census data calculate incidence....

10.1212/wnl.0000000000201340 article EN Neurology 2022-10-26

INTRODUCTION: Decompressive craniectomy (DC) is a common neurosurgical procedure used to reduce elevated intracranial pressure. Many patients subsequently require cranioplasty (CP) and/or ventriculoperitoneal shunt (VPS) placement. METHODS: This multi-centered retrospective study included 237 adult who underwent DC between 2016-2022. Statistical analyses examined associations timing and outcomes, including revision, readmission rate, LOS, 6-month Glasgow Outcome Scale (GOS). RESULTS: A total...

10.1227/neu.0000000000003360_341 article EN Neurosurgery 2025-03-14

BACKGROUND Rescue intracranial stenting (RICS) is increasingly recognized as a potentially effective rescue strategy following failed mechanical thrombectomy (MT) for large vessel occlusion due to atherosclerosis, but population‐level data on contemporary patterns of RICS utilization in MT are lacking. The aim this study describe trends the United States last decade. METHODS We conducted serial cross‐sectional using all primary acute ischemic stroke (AIS) admissions with 2010–2020 National...

10.1161/svin.124.001520 article EN cc-by-nc-nd Stroke Vascular and Interventional Neurology 2025-03-19

Brain tissue oxygen monitoring combined with intracranial pressure (ICP) in patients severe traumatic brain injury (sTBI) may confer better outcomes than ICP alone. The authors sought to investigate this using a national database.

10.3171/2020.11.jns203739 article EN Journal of neurosurgery 2021-05-14

Cortical bone trajectory (CBT) screws are an alternative to traditional pedicle (PS) for lumbar fixation. The proposed benefits of CBT include decreased approach-related morbidity and greater cortical contact prevent screw pullout. Relatively little data is published on this technique. Here, we compare the midline fusion (MIDLF) approach placement transforaminal interbody (TLIF) PS placement.A prospectively maintained institutional database was retrospectively reviewed all patients...

10.14444/6005 article EN The International Journal of Spine Surgery 2019-01-01

Predicting the functional outcomes of spinal cord disorder patients after medical treatments, such as a surgical operation, has always been great interest. Accurate posttreatment prediction is especially beneficial for clinicians, patients, care givers, and therapists. This paper introduces method postoperative by novel use Gaussian process regression. The proposed specifically considers restricted value range target variables modeling based on truncated Normal distribution, which...

10.1109/jbhi.2014.2372777 article EN IEEE Journal of Biomedical and Health Informatics 2014-11-20

There are a number of surgical treatment options for cervical spondylotic myelopathy (CSM). In this study, the authors present their clinical results with laminectomy and fusion patients CSM.This retrospective study included 58 consecutive who underwent CSM. were 38 males 20 females, mean age 64 (range 42-92) years. The Japanese orthopedic association score (mJOA) scale was used as functional outcome measurement. Both absolute increase in mJOA neurological recovery rate analyzed. follow-up...

10.4103/2152-7806.130670 article EN Surgical Neurology International 2014-01-01

Activity-based therapy (ABT) for patients with spinal cord injury (SCI), which consists of repetitive use muscles above and below the lesion, improves locomotion arm strength. Less data has been published regarding its effects on hand function. We sought to evaluate a weekly hand-focused program using novel handgrip device grip strength function in SCI cohort. Patients were enrolled that involved activities MediSens (Los Angeles, CA) handgrip. These included maximum voluntary contraction...

10.1186/s12984-017-0234-1 article EN cc-by Journal of NeuroEngineering and Rehabilitation 2017-03-21

Objective: We sought to identify risk factors for VTE following traumatic brain injury (TBI) and determine how venous thromboembolism (VTE) affects outcomes costs using a national database.Methods: The Nationwide Inpatient Sample (NIS) was used patients with TBI between 2002 2014. identified as any occurrence of deep thrombosis or pulmonary embolism. investigated putative determined the effect on including mortality disposition.Results: 424,929 met inclusion criteria. There were 16,690...

10.1080/02699052.2019.1667536 article EN Brain Injury 2019-09-16

Study Design Retrospective chart review. Objective Postoperative cerebrospinal fluid (CSF) leak is a known complication of intraoperative durotomy. Intraoperative placement subfascial epidural drains following primary dural repair has been proposed as potential management strategy to prevent formation CSF cutaneous fistula and symptomatic pseudomeningocele. Here we describe our experience with drain after intentional Methods Medical records patients who underwent during spinal procedures...

10.1055/s-0036-1582392 article EN cc-by-nc-nd Global Spine Journal 2016-04-13

Cervical spondylotic myelopathy (CSM) is a chronic spinal disorder in the neck region. Its prevalence growing rapidly developed nations, creating need for an objective assessment tool. This article introduces system quantifying hand motor function using handgrip device and target tracking test. In those with CSM, impairment often interferes essential daily activities. The analytic method applied machine learning techniques to investigate efficacy of (1) detecting presence impairments...

10.1682/jrrd.2014.12.0319 article EN The Journal of Rehabilitation Research and Development 2016-01-01
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