『Episode 217: Prehospital Blood Transfusion』のカバーアート

Episode 217: Prehospital Blood Transfusion

Episode 217: Prehospital Blood Transfusion

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 We discuss the shift to prehospital blood to treat shock sooner. Hosts: Nichole Bosson, MD, MPH, FACEP Avir Mitra, MD https://media.blubrry.com/coreem/content.blubrry.com/coreem/Prehospital_Transfusion.mp3 Download Leave a Comment Tags: EMS, Prehospital Care, Trauma Show Notes Core EM Modular CME Course Maximize your commute with the new Core EM Modular CME Course, featuring the most essential content distilled from our top-rated podcast episodes. This course offers 12 audio-based modules packed with pearls! Information and link below. Course Highlights: Credit: 12.5 AMA PRA Category 1 Credits™Curriculum: Comprehensive coverage of Core Emergency Medicine, with 12 modules spanning from Critical Care to Pediatrics.Cost: Free for NYU Learners$250 for Non-NYU Learners Click Here to Register and Begin Module 1 What is prehospital blood transfusion Administration of blood products in the field prior to hospital arrival Aimed at patients in hemorrhagic shock Why this matters Traditional US prehospital resuscitation relied on crystalloid ED and trauma care now prioritize early blood Hemorrhage occurs before hospital arrival Delays to definitive hemorrhage control are common Earlier blood may improve survival Supporting rationale ATLS and trauma paradigms emphasize blood over fluid National organizations support prehospital blood when feasible EMS already manages high risk, time sensitive interventions Evidence overview Data are mixed and evolving COMBAT: no benefit PAMPer: mortality benefit RePHILL: no clear benefit Signal toward benefit when transport time exceeds ~20 minutes Urban systems still experience long delays due to traffic and geography LA County median time to in hospital transfusion ~35 minutes LA County program ~2 years of planning before launch Pilot began April 1 Partnerships: LA County Fire Compton Fire Local trauma centers San Diego Blood Bank 14 units of blood circulating in the field Blood rotated back 14 days before expiration Ultimately used at Harbor UCLA Continuous temperature and safety monitoring Indications used in LA County Focused rollout Trauma related hemorrhagic shock Postpartum hemorrhage Physiologic criteria: SBP < 70 Or HR > 110 with SBP < 90 Shock index ≥ 1.2 Witnessed traumatic cardiac arrest Products: One unit whole blood preferred Two units PRBCs if whole blood unavailable Early experience ~28 patients transfused at time of discussion Evaluating: Indications Protocol adherence Time to transfusion Early outcomes Too early for outcome conclusions California collaboration Multiple active programs: Riverside (Corona Fire) LA County Ventura County Additional programs planned: Sacramento San Bernardino Programs meet monthly as CalDROP Focus on shared learning and operational optimization Barriers and concerns Trauma surgeon concerns about blood supply Need for system wide buy in Community engagement Patients who may decline transfusion Women of childbearing age and alloimmunization risk Risk of HDFN is extremely low Clear communication with receiving hospitals is essential Future direction Rapid national expansion expected Greatest benefit likely where transport delays exist Prehospital Blood Transfusion Coalition active nationally Major unresolved issue: reimbursement Currently funded largely by fire departments Sustainability depends on policy and payment reform Take-Home Points Hemorrhagic shock is best treated with blood, not crystalloid Prehospital transfusion may benefit patients with prolonged transport times Implementation requires strong partnerships with blood banks and trauma centers Early data are promising, but patient selection remains critical National collaboration is key to sustainability and future growth Read More
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