Publications by authors named "Nicole Lyons"

Background: As air travel and immobility are risk factors for venous thromboembolism, we aimed to test the hypothesis that internationally transferred trauma patients have a high incidence of venous thromboembolism on arrival.

Methods: A prospectively maintained registry of all international transferred trauma patients who presented to our level I trauma center from January 2023 to June 2024 was retrospectively reviewed. Patients with either lower extremity venous duplex ultrasound or computed tomography scan of the chest with contrast on arrival were included.

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Article Synopsis
  • Traumatic hemothoraces (HTXs) are common injuries managed with tube thoracostomy (TT), but retained HTX can complicate recovery, potentially leading to conditions like fibrothorax or empyema.
  • The study reviewed six research studies involving 1,319 trauma patients and found that those who received thoracic irrigation during TT had a significantly lower failure rate (10.7% vs. 18.2%) and shorter hospital stays.
  • The conclusion suggests that concurrent TT and thoracic irrigation can reduce retained HTX rates, although more randomized studies are needed to establish formal treatment guidelines.
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Background: Traumatic hemothorax (HTX) is common, and while it is recommended to drain it with a tube thoracostomy, there is no consensus on the optimal catheter size. We performed a systematic review to test the hypothesis that small bore tube thoracostomy (SBTT) (≤14 F) is as effective as large-bore tube thoracostomy (LBTT) (≥20F) for the treatment of HTX.

Methods: Pubmed, EMBASE, Scopus, and Cochrane review were searched from inception to November 2022 for randomized controlled trials or cohort studies that included adult trauma patients with HTX who received a tube thoracostomy.

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Article Synopsis
  • * Out of 112 respondents, which included both surgeons and hand therapists, the study found significant variability in surgical decision-making and imaging practices, with most centers favoring ligament reconstruction using a bone anchor.
  • * Findings suggest that there is inconsistency in the treatment approaches for UCL ruptures and a strong interest among medical professionals for future clinical trials to standardize management practices.
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Objective: Evaluate associations between volatile organic compounds (VOCs) in heat and moisture exchange (HME) filters and the presence of ventilator-associated pneumonia (VAP).

Background: Clinical diagnostic criteria for VAP have poor interobserver reliability, and cultures are slow to result. Exhaled breath contains VOCs related to gram-negative bacterial proliferation, the most identified organisms in VAP.

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Objective: We aimed to evaluate the prevalence of highly detailed ventral hernia repair (VHR) operative reports and associations between operative report detail and postoperative outcomes in a medico-legal dataset.

Background: VHR are one of the most common surgical procedures performed in the United States. Previous work has shown that VHR operative reports are poorly detailed, however, the relationship between operative report detail and patient outcomes is unknown.

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Objective: To evaluate the optimal timing of thromboprophylaxis (TPX) initiation after hepatic angioembolization in trauma patients.

Background: TPX after hepatic trauma is complicated by the risk of bleeding, but the relative risk after hepatic angioembolization is unknown.

Methods: Patients who underwent hepatic angioembolization within 24 hours were retrospectively identified from the 2017 to 2019 American College of Surgeons Trauma Quality Improvement Project data sets.

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Background: Combat casualties receiving damage-control laparotomy at forward deployed, resource-constrained US military Role 2 (R2) surgical units require multiple evacuations, but the added risk of venous thromboembolism (VTE) in this population has not been defined. To fill this gap, we retrospectively analyzed 20 years of Department of Defense Trauma Registry data to define the VTE rate in this population.

Methods: Department of Defense Trauma Registry from 2002 to 2023 was queried for US military combat casualties requiring damage-control laparotomy at R2.

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Introduction: Venous thromboembolism (VTE) continues to be a major cause of morbidity in trauma. It is unclear whether the type of hemorrhage control procedure (i.e.

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Introduction: Relative to other hospitalized patients, trauma patients are younger with fewer comorbidities, but the incidence and outcomes of in-hospital cardiopulmonary arrest (IHCA) with cardiopulmonary resuscitation (CPR) in this population is unknown. Therefore, we aimed to investigate factors associated with survival in trauma patients after IHCA to test the hypothesis that compared to other hospitalized patients, trauma patients with IHCA have improved survival.

Methods: Retrospective review of the Trauma Quality Improvement Program database 2017 to 2019 for patients who had IHCA with CPR.

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Introduction: Colorectal cancer is the third most common cancer and the third leading cause of cancer deaths in the United States. As rectal squamous cell carcinoma (SCC) is an uncommon colorectal cancer, there is limited data on this clinical entity. We aimed to evaluate the tumor characteristics, treatment, and clinical outcomes of this rare deadly disease.

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Background: Thromboprophylaxis after blunt splenic trauma is complicated by the risk of bleeding, but the risk after angioembolization is unknown. We hypothesized that earlier thromboprophylaxis initiation was associated with increased bleeding complications without mitigating venous thromboembolism events.

Methods: All blunt trauma patients who underwent splenic angioembolization within 24 hours of arrival were identified from the American College of Surgeons Trauma Quality Improvement Program datasets from 2017 to 2019.

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Purpose: Motor vehicle collisions (MVC) are the second leading cause of death in children and adolescents, but appropriate restraint use remains inadequate. Our previous work shows that about half of pediatric MVC victims presenting to our trauma center were unrestrained. This study evaluates restraint use among children and adolescents who did not survive after MVC.

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Introduction: Pediatric lower extremity vascular injuries (LEVI) are rare but can result in significant morbidity. We aimed to describe our experience with these injuries, including associated injury patterns, diagnostic and therapeutic challenges, and outcomes.

Methods: This was a retrospective review at a single level 1 trauma center from January 2000 to December 2019.

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Article Synopsis
  • * An analysis of over 6,000 patients showed that while Early Repair was more frequently employed (88%), Deferral led to significantly higher readmissions in the first 30 days but similar rates within a year.
  • * The study found that Deferral resulted in lower rates of severe complications like orchiectomy and infections, though there remains a risk of repeat incarceration upon readmission.
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Background: Previous studies have shown improved survival for severely injured adult patients treated at American College of Surgeons verified level I/II trauma centers compared to level III and undesignated centers. However, this relationship has not been well established in pediatric trauma centers (PTCs). We hypothesize that severely injured children will have lower mortality at verified level I/II PTCs compared to centers without PTC verification.

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Introduction: Ballistic injuries cause both a temporary and permanent cavitation event, making them far more destructive and complex than other penetrating trauma. We hypothesized that global injury scoring and physiologic parameters would fail to capture the lethality of gunshot wounds (GSW) compared to other penetrating mechanisms.

Methods: The 2019 American College of Surgeons Trauma Quality Programs participant use file was queried for the mortality rate for GSW and other penetrating mechanisms.

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Introduction: Cryptorchidism is commonly treated with orchiopexy at 6-12 months of age, often allowing time for undescended testicle(s) (UT) to descend spontaneously. However, when an inguinal hernia (IH) is also present, some surgeons perform orchiopexy and inguinal hernia repair (IHR) immediately rather than delaying surgery. We hypothesize that early surgical intervention provides no benefit for newborns with both IH and UT.

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Background: During minimally invasive ventral hernia repair (VHR) it is unknown if a fascial defect closure, as opposed to a bridged repair (current care), is beneficial for patients. We sought to systematically review the published literature on the role of fascial defect closure during minimally invasive VHR.

Methods: PubMed, Embase, Scopus, Cochrane, and Clinicaltrials.

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Introduction: Synthetic mesh is widely utilized for clean ventral hernia repair; however, it is unclear if synthetic mesh provides the same benefits with high-risk patients or during contaminated cases. Many surgeons use biologic mesh in these settings, but there is little evidence to support this practice. Our objective was to compare the clinical outcomes of utilizing biologic mesh versus synthetic mesh during ventral hernia repair.

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Background: The Altmetric Attention Score (AAS) aims to determine the impact of research articles throughout the internet and social media outlets. The AAS is a weighted average of the interaction on platforms including Twitter, Facebook, Reddit, and more.

Objectives: The aim of this study was to investigate the relationship between the AAS and traditional bibliometrics across plastic surgery journals.

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Background: Ventral incisional hernias are the most common complication after abdominal operation. Randomized trials have shown efficacy of prophylactic synthetic mesh and small bites. Adoption of these practices has been limited due to concerns with placement of synthetic mesh in contaminated cases and small bites in an overweight population.

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Background: Our purpose was to conduct a bibliometric study investigating the prevalence of underpowered randomized controlled trials (RCTs) in trauma surgery.

Study Design: A medical librarian conducted a search of RCTs in trauma published from 2000 to 2021. Data extracted included study type, sample size calculation, and power analyses.

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