Stephen Luk

ORCID: 0000-0002-1584-7058
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About
Contact & Profiles
Research Areas
  • Trauma and Emergency Care Studies
  • Abdominal Trauma and Injuries
  • Cardiac, Anesthesia and Surgical Outcomes
  • Appendicitis Diagnosis and Management
  • Gallbladder and Bile Duct Disorders
  • Pelvic and Acetabular Injuries
  • Surgical Simulation and Training
  • Diverticular Disease and Complications
  • Trauma, Hemostasis, Coagulopathy, Resuscitation
  • Intraperitoneal and Appendiceal Malignancies
  • Trauma Management and Diagnosis
  • Hospital Admissions and Outcomes
  • Abdominal Surgery and Complications
  • Emergency and Acute Care Studies
  • Simulation-Based Education in Healthcare
  • Breast Lesions and Carcinomas
  • Intestinal Malrotation and Obstruction Disorders
  • Breast Implant and Reconstruction
  • Telemedicine and Telehealth Implementation
  • Biliary and Gastrointestinal Fistulas
  • Global Health and Surgery
  • Musculoskeletal Disorders and Rehabilitation
  • Healthcare cost, quality, practices
  • Cardiac Imaging and Diagnostics
  • Enhanced Recovery After Surgery

Parkland Memorial Hospital
2011-2022

The University of Texas Southwestern Medical Center
2016-2022

Statistical Research (United States)
2022

University of Colorado Boulder
2022

Southwestern Medical Center
2020

Parkland Health & Hospital System
2020

Brooke Army Medical Center
2011

Hartford Hospital
1996-2009

University of Hartford
2008

University of Connecticut
1999-2008

Recognizing the significant mortality and complications inherent in operative management of blunt hepatic injuries, arterial embolization was evaluated as a bridge between nonoperative interventions patients defined hemodynamically stable only with continuous resuscitation.Seven 11 grade IV or V injuries identified by computed tomography underwent embolization. A prospective evaluation based on subsequent hemodynamic parameters assessed matched-pair analysis. summary this study population's...

10.1097/00005373-199808000-00025 article EN Journal of Trauma and Acute Care Surgery 1998-08-01

BACKGROUND Establishing proficiency in specific trauma procedures during surgical residency has been limited to annual courses with data on its effect the delivery of health care and patient outcomes. There is a wide variety training content complexity recent studies looking at time imaging or secondary survey. In this study, we implement monthly case-based simulation after initial bedside procedures. The overall goal evaluate interventions. METHODS This prospective, observational study...

10.1097/ta.0000000000002561 article EN Journal of Trauma and Acute Care Surgery 2019-12-05

Background: The Advanced Trauma Operative Management (ATOM) Course was developed to educate surgeons about the surgical management of penetrating injuries. Its goal is improve knowledge, self-confidence, and technical competence. Methods: ATOM participants completed a 25-item questionnaire assess self-efficacy (SE) for advanced trauma operative before immediately after taking course. On follow-up, questionnaires were sent participants. One seven-item survey value course practice. Another SE....

10.1097/01.ta.0000171549.40895.2d article EN Journal of Trauma and Acute Care Surgery 2005-06-01

Previously, our group developed the Parkland grading scale for cholecystitis (PGS) to stratify gallbladder (GB) disease severity that can be determined immediately when performing laparoscopic cholecystectomy (LC). In prior studies, PGS demonstrated excellent interrater reliability and was internally validated as an accurate measure of LC outcomes. Here, we compare against a more complex score by national trauma society, American Association Surgery Trauma (AAST), which requires clinical,...

10.1097/ta.0000000000002125 article EN Journal of Trauma and Acute Care Surgery 2018-11-06

Background Delayed colonic anastomosis after damage control laparotomy (DCL) is an alternative to colostomies during a single (SL) in high-risk patients. However, literature suggests increased leak rates up 27% with DCL, and various reported risk factors. We evaluated our regional experience determine if delayed was associated worse outcomes. Methods A multicenter retrospective cohort study performed across three Level I trauma centers encompassing traumatic colon injuries from January 2006...

10.1097/ta.0000000000001349 article EN Journal of Trauma and Acute Care Surgery 2016-12-31

Objectives Nonoperative management of hemodynamically stable blunt hepatic injury has emerged as an acceptable and safe treatment. Surveillance this population's injuries is costly. As a prelude to establishing practice guidelines, the utility repeat computed tomographic (CT) scans was investigated. Methods A retrospective study conducted on 243 injuries. The CT 95 patients managed nonoperatively who did not have ongoing transfusion requirements were reviewed graded according American...

10.1097/00005373-199611000-00009 article EN Journal of Trauma and Acute Care Surgery 1996-11-01

To define those physiologic and clinical variables that have a positive or negative predictive value in discriminating survivors from nonsurvivors with traumatic injuries Trauma Score of 5 less.A retrospective review 2,622 trauma patients transported by an air medical service the scene injury to Level I center was performed. Demographic, physiologic, were evaluated.One hundred thirty-six studied; 14 survived resuscitation. Survivors had statistically significant improvement Glasgow Coma...

10.1097/00005373-199901000-00020 article EN Journal of Trauma and Acute Care Surgery 1999-01-01

Laparoscopic appendectomy (LA) is the standard of care for treatment acute appendicitis. There an ongoing debate regarding optimal management appendicitis, which led us to study outcomes after at a large safety-net hospital. We hypothesize that despite high-risk population, LA remains safe and effective A retrospective review was performed all patients who underwent from 2011 2013. The primary end point significant morbidity defined as score three or greater on Clavien-Dindo scale surgical...

10.1177/000313481808400674 article EN The American Surgeon 2018-06-01

BACKGROUND: Training for trauma procedures has been limited to infrequent courses with little data on longitudinal performance, and few address procedural leadership skills granular assessment. We implemented a novel training program that emphasized an assessment of resuscitation skills. OBJECTIVE: This study aimed determine whether this could demonstrate improvement in both skill sets surgical trainees over time. METHODS: was prospective, observational at Level I center between November...

10.1097/jtn.0000000000000632 article EN Journal of Trauma Nursing 2022-01-01

Fast track (FT) pathways have been adopted across a multitude of elective surgeries but slow to be into the acute care surgery realm. We hypothesized that an FT pathway for cholecystitis patients would decrease patient length stay and resource utilization.All at two hospitals, one with traditional pathway, who underwent urgent laparoscopic cholecystectomy between May 1, 2019, October 31, were queried using CPT codes. Exclusion criteria conversion open or partial cholecystectomy....

10.1097/ta.0000000000003047 article EN Journal of Trauma and Acute Care Surgery 2020-12-10

Multidetector Computed Tomography (MDCT) technology plays an important role in the evaluation of injured patients. At our institution pelvic X-ray (PXR) is obtained routinely on trauma Many also receive MDCT abdomen and pelvis for other indications. We hypothesized that there would be a substantial cost savings adopting policy deferring PXR hemodynamically normal patient who will proceed to retrospectively reviewed charts patients from February 1, 2008 2009. whether was done, result,...

10.1177/000313481107700324 article EN The American Surgeon 2011-03-01
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