Publications by authors named "Max Hazeltine"

Introduction: Traumatic duodenal injuries can be difficult to diagnose and manage due to their severity, rarity, and complexity. This study aimed to analyze demographic and clinical characteristics of children with duodenal injuries using a weighted, national database.

Methods: Cases of duodenal injury in patients <18 y of age were identified in a cross-sectional analysis of the 2016 Kids' Inpatient Database using International Classification of Diseases, 10 Revision Clinical Modification codes.

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Background: Postoperative pancreatic fistula (POPF) is a significant contributor to morbidity and mortality after robotic distal pancreatectomy (RDP). Ligamentum teres hepatis (LTH) reinforcement of the pancreatic remnant may reduce the incidence of POPF.

Methods: Patients ≥18 years old, who underwent RDP at the University of Massachusetts Memorial Medical Center from 01/01/2018-08/31/2022.

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Background: Although robotic surgery has gained popularity, safety concerns remain due to potential delay in addressing intraoperative hemorrhages since the surgeon is not at the bedside. This study aimed to test whether a training program for emergency robotic undocking protocols improved the performance of thoracic operating room (OR) teams.

Methods: An emergency undocking protocol and checklists were created for massive hemorrhage during robotic thoracic surgery.

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CRISPR-based genome-editing technologies, including nuclease editing, base editing, and prime editing, have recently revolutionized the development of therapeutics targeting disease-causing mutations. To advance the assessment and development of genome editing tools, a robust mouse model is valuable, particularly for evaluating activity and delivery strategies. In this study, we successfully generated a knock-in mouse line carrying the Traffic Light Reporter design known as TLR-multi-Cas variant 1 (TLR-MCV1).

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Background: Injuries, the leading cause of death in children 1-17 years old, are often preventable. Injury patterns are impacted by changes in the child's environment, shifts in supervision, and caregiver stressors. The objective of this study was to evaluate the incidence and proportion of injuries, mechanisms, and severity seen in Pediatric Emergency Departments (PEDs) during the COVID-19 pandemic.

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Article Synopsis
  • - The study examined how having guidelines for chemoprophylaxis affects the incidence of venous thromboembolism (VTE) in pediatric trauma patients, given the lack of previous data in this area.
  • - Researchers reviewed data from 45,202 injured children across 10 trauma centers over nine years, comparing those with and without chemoprophylaxis guidelines.
  • - While the presence of guidelines correlated with lower VTE rates, the actual impact was confounded by patient risk factors; many who developed VTE were not indicated for treatment based on these guidelines.
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Introduction: With the advancement of robotic surgery, some thoracic surgeons have been slow to adopt to this new operative approach, in part because they are un-scrubbed and away from the patient while operating. Aiming to allay surgeon concerns of intra-operative emergencies, an insitu simulation-based clinical system's test (SbCST) can be completed to test the current clinical system, and to practice low-frequency, high-stakes clinical scenarios with the entire operating room (OR) team.

Methods: Six different OR teams completed an insitu SbCST of an intra-operative pulmonary artery injury during a robot-assisted thoracic surgery at a single tertiary care center.

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The Caprini risk assessment model (RAM) is widely used to assess risk of venous thromboembolism (VTE). However, it is cumbersome with 31 variables and poses challenges with inter-rater reliability. This study aimed to determine if an abbreviated model could perform similarly in VTE risk assessment.

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Objective: To examine the association between caregiver-perceived neighborhood safety and pediatric asthma severity using a cross-sectional, nationally representative sample.

Study Design: Using data from the 2017-2018 National Survey of Children's Health, children aged 6-17 years with primary caregiver report of a current asthma diagnosis were included (unweighted N = 3209; weighted N = 3,909,178). Perceived neighborhood safety, asthma severity (mild vs.

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Background: Pediatric trauma centers are required to screen patients for alcohol or other drug use (AOD), Briefly Intervene, and Refer these patients to Treatment (SBIRT) to meet Level 1 and 2 trauma center requirements set by the American College of Surgeons. We evaluated if a mandatory electronic medical record tool increased SBIRT screening compliance for all trauma and non-trauma adolescent inpatients.

Methods: A SBIRT electronic medical record tool was implemented for pediatric inpatient AOD screening.

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Introduction: The Caprini risk assessment model is widely used for venous thromboembolism (VTE) but has limited data in trauma. The study objective was to determine if the Caprini risk assessment model could effectively risk stratify trauma patients.

Materials And Methods: We performed a retrospective review of trauma patients aged ≥18 years, admitted for greater than 24 h at a level one trauma center from January 1, 2018, to December 31, 2018.

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Article Synopsis
  • * A multicenter study involving 10 institutions investigated the accuracy of trauma registries and assessed an established VTE prediction algorithm using multiple patient variables to determine its effectiveness.
  • * Out of 52,524 pediatric trauma patients, initial VTE cases were overreported; after correction, the algorithm still effectively identified VTE occurrences, indicating high sensitivity and specificity, while revealing significant issues with central line-associated VTEs and underreported prophylaxis rates.
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Introduction: Falls remain the leading cause of unintentional pediatric trauma in the United States. Identifying risk factors for pediatric building falls would influence public health policy. We hypothesized that building falls disproportionately affect low income communities.

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Background: Unintentional injury is the leading cause of death among pediatric patients. There were 13,436 injuries related to snow sports in those younger than 15 in 2015, with 4.8% requiring admission.

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Background And Aims: Despite surgical and chemotherapeutic advances, the 5-year survival rate for stage IV hepatoblastoma (HB), the predominant pediatric liver tumor, remains at 27%. Yes-associated protein 1 (YAP1) and β-catenin co-activation occurs in 80% of children's HB; however, a lack of conditional genetic models precludes tumor maintenance exploration. Thus, the need for a targeted therapy remains unmet.

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Background: Practice patterns for the management of patent ductus arteriosus (PDA) in premature infants are changing with advances in medical management. We sought to determine the increased mortality for premature infants who had a PDA ligation with a co-existing diagnosis of intraventricular hemorrhage (IVH).

Methods: Premature neonates (<1 y old with known gestational week ≤36 wk) with a diagnosis of IVH were identified within the Kids' Inpatient Database (KID) for the years 2006, 2009, and 2012.

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Testicular torsion is a urologic emergency, requiring prompt identification and management. Understanding the risk factors, presentation, and management is essential to decrease delays in diagnosis and intervention. This review discusses the prevalence, pathophysiology, management, and outcomes of testicular torsion.

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