Herman Johal

ORCID: 0000-0003-0643-534X
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About
Contact & Profiles
Research Areas
  • Hip and Femur Fractures
  • Bone fractures and treatments
  • Cardiac, Anesthesia and Surgical Outcomes
  • Orthopedic Surgery and Rehabilitation
  • Orthopedic Infections and Treatments
  • Trauma and Emergency Care Studies
  • Pelvic and Acetabular Injuries
  • Orthopaedic implants and arthroplasty
  • Surgical site infection prevention
  • Total Knee Arthroplasty Outcomes
  • Healthcare cost, quality, practices
  • Shoulder Injury and Treatment
  • Elbow and Forearm Trauma Treatment
  • Foot and Ankle Surgery
  • Osteoarthritis Treatment and Mechanisms
  • Spinal Fractures and Fixation Techniques
  • Shoulder and Clavicle Injuries
  • Cannabis and Cannabinoid Research
  • Surgical Sutures and Adhesives
  • Musculoskeletal pain and rehabilitation
  • Sports injuries and prevention
  • Trauma Management and Diagnosis
  • Hip disorders and treatments
  • Scoliosis diagnosis and treatment
  • Health Systems, Economic Evaluations, Quality of Life

McMaster University
2016-2025

Foothills Medical Centre
2024-2025

University of Calgary
2013-2025

University of Maryland, Baltimore
2015-2024

Population Health Research Institute
2024

Hamilton Health Sciences
2024

McMaster University Medical Centre
2023

Imperial College London
2017-2023

Western University
2023

Impact
2018-2021

Abstract Background: Venous thromboembolism (VTE) is a common source of perioperative morbidity and mortality. Objective: These evidence-based guidelines from the American Society Hematology (ASH) intend to support decision making about preventing VTE in patients undergoing surgery. Methods: ASH formed multidisciplinary guideline panel balanced minimize bias conflicts interest. The McMaster University GRADE Centre supported guideline-development process, including performing systematic...

10.1182/bloodadvances.2019000975 article EN cc-by-nc-nd Blood Advances 2019-12-03

Studies evaluating surgical-site infection have had conflicting results with respect to the use of alcohol solutions containing iodine povacrylex or chlorhexidine gluconate as skin antisepsis before surgery repair a fractured limb (i.e., an extremity fracture).

10.1056/nejmoa2307679 article EN New England Journal of Medicine 2024-01-31

Importance In arthroscopic knee and shoulder surgery, there is growing evidence that opioid-sparing protocols may reduce postoperative opioid consumption while adequately addressing patients’ pain. However, are a lack of prospective, comparative trials evaluating their effectiveness. Objective To evaluate the effect multimodal, approach to pain management compared with current standard care in patients undergoing or surgery. Design, Setting, Participants This randomized clinical trial was...

10.1001/jama.2022.16844 article EN JAMA 2022-10-04

Background: Displaced intra-articular calcaneal fractures are devastating injuries and pose a therapeutic challenge. The purpose of this study was to determine whether open reduction internal fixation (ORIF) plus an injectable bioresorbable calcium phosphate paste (α-BSM [bone substitute material]) is superior ORIF alone in the treatment bone voids encountered after operative displaced fractures. Methods: We prospectively randomized 47 patients with 52 closed necessitating receive (n = 28)...

10.1097/ta.0b013e3181ae2d50 article EN Journal of Trauma and Acute Care Surgery 2009-10-01

➢ The body of evidence surrounding the use viscosupplementation in knee osteoarthritis is extensive and fraught with heterogeneous trials conflicting conclusions. Attempts to aggregate through systematic reviews, meta-analyses, guidelines have also resulted unclear, discordant recommendations. Closer examination reveals that around favors clinically important reductions pain among higher-molecular-weight cross-linked formulations a safe option patients osteoarthritis. Further large assessing...

10.2106/jbjs.rvw.15.00098 article EN JBJS Reviews 2016-04-05

Abstract Open fracture management is a common challenge to orthopaedic trauma surgeons and burdensome condition the patient, health care, entire society. Fracture-related infection (FRI) leading morbid complication avoid during open because it leads sepsis, nonunion, limb loss, overall very poor region-specific general functional outcomes. This review, based on symposium presented at 2022 OTA International Trauma Care Forum, provides practical evidence-based summary key strategies prevent...

10.1097/oi9.0000000000000313 article EN cc-by-nc-nd OTA International The Open Access Journal of Orthopaedic Trauma 2024-05-01

We sought to determine the role of lumbopelvic fixation (LPF) in treatment zone II sacral fractures with varying levels comminution combined anterior pelvic ring (PR) instability. also proximal extent LPF necessary for adequate stabilization and complex when only 1 transiliac-transsacral (TI-TS) screw is feasible.Fifteen L4 pelvis fresh-frozen cadaveric specimens were tested intact flexion-extension (FE) axial rotation (AR) a bilateral stance gliding hip model. Two severities simulated...

10.1097/bot.0000000000000703 article EN Journal of Orthopaedic Trauma 2016-12-20

Osteoarthritis (OA), as one of the leading causes disability, decreases quality life for those suffering from disease and creates a substantial financial burden. Intra-articular hyaluronic acid (HA) can provide relief symptoms OA multiple HA products are prescribed. The purpose this study is to examine single payer cost-effectiveness various in treatment knee OA. A economic evaluation was conducted comparing Synvisc® (Sanofi, USA), Durolane® (Bioventus, Hyalgan® (Fidia Pharma Inc., Supartz™...

10.1007/s12325-016-0331-8 article EN cc-by-nc Advances in Therapy 2016-05-04
Kyle Gouveia Sheila Sprague Jodi Gallant Gina Del Fabbro Jordan Leonard and 95 more Sofia Bzovsky Paula McKay Jason W. Busse Mohit Bhandari Gerard P. Slobogean Lehana Thabane Randi E. McCabe Emil H. Schemitsch Gordon Guyatt P.J. Devereaux Ida Leah Gitajn Matilda E. Nowakowski Eleni G. Hapidou Delia Chiaramonte Henrick Kehlet James S. Khan Aresh Sepehri Natalie Fleming Christy Shibu Diane Heels‐Ansdell Brad Petrisor Dale Williams Bill Ristevski Jamal Al-Asiri Herman Johal Matthew Denkers Kris Rajaratnam Sarah MacRae Kaitlyn Pusztai Sara Renaud Nicki Johal Steven Papp Karl‐André Lalonde Bradley Meulenkamp Allan Liew Manisha Mistry Braden Gammon Wade Gofton Geoffrey Wilkin Melanie Dodd-Moher Dávid Puskás Travis Marion Tina Lefrancois Jubin Payandeh Claude Cullinan Tracy Wilson Kurt Droll Michael Riediger Rabail Siddiqui Shalyn Littlefield Simrun Chahal Paige Wagar Prism S. Schneider Tosin Ogunleye Tanya Cherppukaran Karin Lienhard Nicholas Smith Sarah Anthony Krista Butt LaShann Selby Murali Kovvur Joshua E. Lawrence Skyler Sampson Kristin Turner Todd Jaeblon Haley K. Demyanovich Sneh Talwar Caroline Benzel Theresa A. Chockbengboun Devin S. Mullin Paul J. Appleton John J. Wixted Edward K. Rodriguez Michael F. McTague Katiri Wagner Kristina Brackpool Kate Hegermiller Nhi Nguyen Roman M. Natoli Courteney L. Fentz Maricela Diaz Jill Niceley Tammy Garrett Kyle J. Jeray Thomas M. Schaller Michael S. Sridhar John D. Adams Richard W. Gurich Stephanie L. Tanner Kyle Adams Michelle Donohue Emily Bray Calleigh Brignull Harper Sprouse Christina Tieszer

Extremity fractures are common, and most managed operatively; however, despite successful reduction, up to half of patients report persistent post-surgical pain. Furthermore, psychological factors such as stress, distress, anxiety, depression, catastrophizing, fear-avoidance behaviors have been associated with the development chronic The purpose this pilot study was examine feasibility a randomized controlled trial determine effect in-person cognitive behavioral therapy (CBT) vs. usual care...

10.1186/s40814-023-01430-y article EN cc-by Pilot and Feasibility Studies 2024-01-06

Limited evidence for the optimal venous thromboembolism (VTE) prophylaxis regimen in orthopaedic trauma leads to variability regimens. We sought delineate patient preferences towards cost, complication profile, and administration route (oral tablet vs. subcutaneous injection).Discrete choice experiment (DCE).Level 1 center Baltimore, USA.232 adult patients (mean age 47.9 years) with pelvic or acetabular fractures operative extremity fractures.Relative trade-off estimates a 1% reduction...

10.1136/bmjopen-2017-016676 article EN cc-by-nc BMJ Open 2017-08-01

Orthopedic trauma patients are often treated with venous thromboembolism (VTE) chemoprophylaxis aspirin or low molecular weight heparin (LMWH) after discharge from their index admission, but adherence patterns not known. We hypothesized that overall would be moderate and greater compared to LMWH.We conducted a randomized controlled trial of adult an operative extremity fracture any pelvic/acetabular requiring VTE prophylaxis. Patients were receive either LMWH 30 mg BID 81 BID. prescribed...

10.1097/ta.0000000000001771 article EN Journal of Trauma and Acute Care Surgery 2017-12-15
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