Defibrillating the Data

The St. Vincent's Emergency Research Group has curated a set of five highly relevant papers from outside the core field of emergency medicine for consensus review this month. They have ranked these articles based on their potential to shift current practice, with one publication standing out significantly. Specifically, the TRACE-5 trial comparing tenecteplase against standard care for basilar artery occlusion within 24 hours is flagged as a 'game changer.' This suggests that reperfusion strategies for posterior circulation strokes may be undergoing substantial revision based on these findings.

This new joint guideline from the Royal College of Emergency Medicine and the National Poisons Information Service provides a much-needed generalized framework for managing patients presenting to the ED with suspected but unconfirmed poisoning. Recognizing the inherent difficulty in these cases, the authors advocate strongly for adopting a toxidromic approach throughout initial assessment. This means focusing not just on the immediate presentation, but also proactively considering how the patient's clinical status might evolve based on the toxicokinetics of various potential agents. While this document is excellent for standardizing initial workup and guiding differential diagnosis, it explicitly cautions that it does not supersede specific protocols found in TOXBASE or from local poisons centers.

This modified Delphi study successfully established the first consensus-based definition for paediatric out-of-hospital clinical deterioration (POCD), which is crucial given the current lack of a standardized concept in prehospital care. The core finding emphasizes that POCD must be defined as a progressive or acute worsening identified by observable trends over time, rather than relying on isolated measurements. A multidisciplinary panel of UK clinicians reached consensus on this definition and prioritized several key monitoring parameters. Specifically, airway patency, respiratory rate, work of breathing, oxygen saturation, skin color/perfusion, and level of consciousness were consistently highlighted as core indicators across all pediatric age groups. This framework is designed to provide a shared standard for recognizing deterioration before definitive hospital assessment.

The SODa-BIC trial addressed a persistent question in critical care: whether administering sodium bicarbonate to critically ill patients with metabolic acidosis and vasopressor support actually improves kidney outcomes. This multi-center randomized controlled trial enrolled patients meeting criteria for both metabolic acidosis (pH < 7.30) and ongoing vasopressor use, which is a common scenario in the ICU setting. The primary endpoint was assessing whether bicarbonate administration reduced major adverse kidney events within one month. While some earlier literature presented conflicting data regarding the benefit of sodium bicarbonate in this population, this trial provided more robust evidence to guide current practice.

This update summarizes key trial data presented at the Critical Care Reviews 2026 meeting, with a significant focus on the ARISE Fluids randomized controlled trial concerning fluid management in septic shock. The discussion touches upon evolving guidelines for resuscitation fluids and also covers recent findings regarding sodium bicarbonate use in both cardiac arrest and metabolic acidosis settings. Furthermore, it addresses an important clarification about the expected resolution of diabetic ketoacidosis (DKA) acid-base status, correcting a common misconception among clinicians.

This piece details the implementation and outcomes of an Electronic Medical Record (EMR) intervention specifically targeting opioid management in cancer patients presenting to the Emergency Department. The core finding revolves around integrating a Benzodiazepine/Pain Assessment (BPA) tool directly into the EMR workflow for these vulnerable patients. The authors report that utilizing this structured, integrated tool was associated with measurable improvements in overall ED pain management and even contributed to a reduction in subsequent hospital admissions. This suggests that standardizing assessment and dosing protocols via technology can translate into better clinical outcomes beyond just documentation compliance.

This paper addresses the management of acute scrotum in pediatrics by evaluating the role of Doppler ultrasound alongside structured clinical assessment for testicular torsion (TT). The authors conclude that while scrotal Doppler ultrasound has excellent diagnostic accuracy when performed, it should not supersede a thorough initial physical exam. They advocate strongly for an integrated, probability-based approach to diagnosis. Specifically, utilizing established clinical scoring systems, such as TWIST, is key to risk stratification and guiding the timing of imaging versus proceeding directly to surgical exploration in this time-sensitive condition.

This meta-analysis directly compares the Drip-and-Ship (DS) versus Mothership (MS) models for managing acute ischemic stroke, adding valuable stratification based on the level of pre-existing stroke system integration. The authors concluded that the MS model is superior to DS in achieving both shorter overall treatment times and better functional outcomes, and importantly, this benefit held true regardless of how integrated the patient's stroke system was deemed to be. While rates for major complications like hemorrhage and mortality were comparable between the two approaches, the consistent advantage shown by the Mothership approach warrants a shift in standard practice consideration. This synthesis provides robust evidence supporting one model over the other for optimizing acute stroke care pathways.

This systematic review and meta-analysis synthesized evidence regarding interventions designed to curb unnecessary imaging in pediatric patients presenting with upper or lower extremity injuries in the emergency department. The authors analyzed various clinical decision rules and protocols aimed at reducing radiation exposure, delays, and costs associated with routine radiographs. They found statistically significant reductions when implementing specific guidelines; notably, a decision rule for ankle injuries was associated with an odds ratio of 0.11 for reduced radiography, and a separate wrist decision rule showed an OR of 0.06. While the overall evidence supports that guideline implementation can decrease radiograph utilization per patient, the authors caution that more research is needed to validate these approaches for other types of extremity injuries.

The integration of point-of-care electroencephalography (EEG) is poised to significantly change acute care in the emergency department, directly addressing the current diagnostic bottleneck where timely EEG access often necessitates patient transfers without always clarifying the underlying clinical question. This technology promises rapid seizure detection and improved management for patients recovering from cardiac arrest right at the bedside. While limited montage systems might be useful as initial triage tools, the authors emphasize that full montage capabilities are what will provide greater diagnostic certainty, potentially preventing unnecessary resource utilization associated with transfers solely for diagnosis. Overall, this represents a major step toward localizing advanced neurodiagnostic capabilities within the ED setting.

This report provides a valuable characterization of how often and under what circumstances emergency physicians perform awake tracheal intubations within a busy, tertiary-care emergency department setting. By analyzing data from the Airway Interventions Registry and an observational database, the authors detail the actual incidence rates and the specific practice patterns observed in this high-acuity environment. Understanding these real-world metrics is crucial because airway management remains one of the most technically challenging aspects of emergency medicine. The findings help paint a clearer picture of the scope of practice for ED physicians regarding advanced airway techniques like awake intubation, which can significantly alter patient outcomes if performed improperly.

This paper introduces the CASPER-Score, a novel tool designed to enhance early risk stratification for relevant coronary artery stenosis specifically in patients presenting after out-of-hospital cardiac arrest (OHCA). The score achieves this by integrating data from AI-based ECG analysis alongside established clinical predictors. The authors report that the composite score demonstrates good discriminatory ability for predicting underlying coronary lesions. Furthermore, they identified several independent predictors associated with these findings, including patient age, male sex, whether the initial rhythm was shockable, and an AI-derived indicator of occlusion myocardial infarction. Overall, the development suggests a potential utility in guiding decisions about timely coronary angiography in this critically ill population.

This secondary analysis from the DETECT trial provides valuable insights into integrating Hepatitis C Virus (HCV) screening within the emergency department setting, specifically focusing on individuals experiencing homelessness. The authors examined associations between a patient's status of homelessness and various outcomes related to HCV testing offered in the ED, including test acceptance rates, seropositivity, and evidence of viremia. The core message emphasizes that the ED environment is uniquely positioned to identify and screen high-risk populations like those experiencing homelessness who often face significant gaps in routine care coordination for chronic conditions such as HCV. This underscores a critical role for emergency medicine providers in proactive screening efforts.

This systematic review and meta-analysis synthesized the evidence regarding the use of volume-controlled versus manual ventilation during cardiopulmonary resuscitation. The authors concluded that, based on randomized trial data, there is no significant difference in overall clinical outcomes when comparing these two modes of mechanical support. While this provides some reassurance, the review also highlighted a notable gap in current knowledge, specifically stating that the relative effectiveness of volume-controlled ventilation compared to other available mechanical ventilation strategies remains uncertain. Overall, the evidence base appears limited for making definitive recommendations on ventilator mode selection during CPR.

Black et al.'s large real-world cohort analysis in the Annals of Emergency Medicine tackles the persistent clinical question surrounding the ideal timing for initiating vasopressors in septic shock. The authors utilized a substantial dataset from a regional data trust to build their multivariable models, which is commendable given the complexity of this condition. Their primary finding suggests that the time elapsed before starting vasoactive agents does not independently predict increased mortality risk in these critically ill patients. This challenges some existing clinical paradigms that might overemphasize extremely rapid initiation as the sole determinant of outcome. It's a valuable piece because it uses robust, real-world data to temper potentially overly aggressive timing guidelines.

This piece reviews the current landscape of nurse-delivered intravenous opioids, specifically morphine and fentanyl, across UK emergency departments using a broad Freedom of Information request to all operating trusts. Given that timely analgesia is foundational to modern emergency medicine practice, particularly for severe pain as per RCEM guidelines, understanding who administers these agents and where is crucial for standardizing care. The study sought to map the variations in nurse capability regarding administering these specific intravenous opioids within adult Type 1 EDs. By querying 235 NHS Trusts on their current protocols, required training, and physical locations for administration, the authors provide a national snapshot of practice variability that directly impacts pain management consistency.

This article details the authors' practical experience utilizing point-of-care ultrasound guidance for hydrostatic reduction of ileocolic intussusception performed directly at the bedside within a pediatric emergency department setting. The core focus is on integrating POCUS into the management algorithm for this common pediatric surgical emergency, allowing for real-time visualization during the reduction attempt. By guiding the procedure with ultrasound, the authors aim to improve procedural success and safety when performing hydrostatic reduction in the acute care environment. This approach emphasizes the role of the primary care provider, specifically the PEM physician, in managing this condition without needing immediate transfer to an operating room setting for guidance. It serves as a practical description of workflow enhancement rather than presenting novel diagnostic criteria.

This literature review synthesized data regarding the use of intranasal (IN) ketamine as a procedural sedative alternative to intravenous (IV) ketamine in the pediatric emergency department setting. After reviewing numerous papers, the authors concluded that while IN ketamine demonstrates a slightly lower success rate compared to its IV counterpart, it still represents a valuable option. The utility of this agent appears most pronounced when managing severely needle-phobic children. Crucially, the review emphasizes that its use should be guided by thorough discussion and shared decision-making with the parents.

This review synthesized data comparing haematoma block versus standard procedural sedation for manipulating distal radius fractures in adults presenting to the ED. The authors assessed whether haematoma block offers a comparable success rate and safety profile compared to sedation, given that both are common interventions but sedation can be resource-heavy. Overall, the evidence suggests no consistent difference in achieving successful manipulation rates between the two techniques. While one study noted better pain control following a haematoma block versus sedation, other analyses did not find a statistically significant difference in adverse event likelihood across all included studies. This provides a useful comparison for guiding practice when choosing an analgesic adjunct.

This systematic review synthesized the current literature regarding the use of high-flow nasal cannula (HFNC) specifically to manage oxygenation during the apneic phase encountered during rapid sequence induction (RSI) in the emergency department setting. The authors assessed whether providing continuous, high-flow oxygen could improve oxygenation status or prevent desaturation events during this critical period. While some smaller studies suggested that HFNC might correlate with a longer safe apnea duration, the review noted a lack of evidence demonstrating any impact on major clinical outcomes such as mortality rates or overall incidence of significant desaturation episodes. Overall, the conclusion suggests that while it remains an available oxygenation adjunct to consider during RSI, the data supporting a definitive, clinically meaningful benefit are currently limited.