4.Clinical utilization of four-factor prothrombin complex concentrate: a retrospective single center study
Zaina NAEEM ; Salsabeel ALLAN ; Aneury HERNANDEZ ; Dennis K GALANAKIS ; Adam J. SINGER
Clinical and Experimental Emergency Medicine 2021;8(2):75-81
Objective:
Four-factor prothrombin complex concentrate (4F-PCC) was approved by the US Food and Drug Administration in 2013 for management of severely bleeding patients on warfarin therapy. We describe use of 4F-PCC at a large, suburban academic center.
Methods:
We retrospectively reviewed all patients receiving 4F-PCC from its introduction through 2016 at a large level 1 trauma center. Clinical and demographic data were obtained, including indications for anticoagulation and antiplatelet agents, comorbidities, concomitant medications, etiology and site of bleeding, as well as disposition, length of stay, mortality, and thrombotic events.
Results:
One hundred eighty-four patients received 4F-PCC. Mean age was 72 years; 40.8% were female. Indications for 4F-PCC administration included: active bleeding (74%), reversal prior to a procedure (14%), and elevated international normalized ratio (12%). Warfarin was the most common concomitant medication (71.1%). Most patients were receiving anticoagulation for atrial fibrillation (63%). Concomitant treatments for bleeding included vitamin K (58.2%), packed red blood cells (50%), fresh frozen plasma (38%), and platelets (26.1%), amongst others. Median length of hospital stay was 8.4 days. Nine patients (4.9%) developed thrombosis within 90 days of 4F-PCC. Mortality was 24.5%, with notably higher rates amongst those who received 4F-PCC for off-label indications (19.1% on-label mortality vs. 37.7% off-label mortality on chi-square analysis, P=0.01).
Conclusion
This study demonstrates that 4F-PCC is being utilized for indications other than the reversal of warfarin-induced coagulopathy. Further investigation is warranted to determine the efficacy and safety of 4F-PCC for these potential indications.
5.Clinical utilization of four-factor prothrombin complex concentrate: a retrospective single center study
Zaina NAEEM ; Salsabeel ALLAN ; Aneury HERNANDEZ ; Dennis K GALANAKIS ; Adam J. SINGER
Clinical and Experimental Emergency Medicine 2021;8(2):75-81
Objective:
Four-factor prothrombin complex concentrate (4F-PCC) was approved by the US Food and Drug Administration in 2013 for management of severely bleeding patients on warfarin therapy. We describe use of 4F-PCC at a large, suburban academic center.
Methods:
We retrospectively reviewed all patients receiving 4F-PCC from its introduction through 2016 at a large level 1 trauma center. Clinical and demographic data were obtained, including indications for anticoagulation and antiplatelet agents, comorbidities, concomitant medications, etiology and site of bleeding, as well as disposition, length of stay, mortality, and thrombotic events.
Results:
One hundred eighty-four patients received 4F-PCC. Mean age was 72 years; 40.8% were female. Indications for 4F-PCC administration included: active bleeding (74%), reversal prior to a procedure (14%), and elevated international normalized ratio (12%). Warfarin was the most common concomitant medication (71.1%). Most patients were receiving anticoagulation for atrial fibrillation (63%). Concomitant treatments for bleeding included vitamin K (58.2%), packed red blood cells (50%), fresh frozen plasma (38%), and platelets (26.1%), amongst others. Median length of hospital stay was 8.4 days. Nine patients (4.9%) developed thrombosis within 90 days of 4F-PCC. Mortality was 24.5%, with notably higher rates amongst those who received 4F-PCC for off-label indications (19.1% on-label mortality vs. 37.7% off-label mortality on chi-square analysis, P=0.01).
Conclusion
This study demonstrates that 4F-PCC is being utilized for indications other than the reversal of warfarin-induced coagulopathy. Further investigation is warranted to determine the efficacy and safety of 4F-PCC for these potential indications.
6.Emergency medicine physicians infrequently perform pediatric critical procedures: a national perspective
Shadd N. CABALATUNGAN ; Henry C. THODE JR. ; Adam J. SINGER
Clinical and Experimental Emergency Medicine 2020;7(1):52-60
Objective:
To our knowledge, this is the first comprehensive study using a nationally representative database to estimate the frequency of critical procedures (endotracheal tube intubation [ETI], cardiopulmonary resuscitation [CPR], and central line insertion [CLI]) in children and adults.
Methods:
The study was based on the secondary analysis of the 2010-2014 National Hospital Ambulatory Medical Care Survey. We included adult and pediatric patients undergoing critical procedures in the emergency department. We extracted demographic and clinical information, including the performance of critical procedures. For frequent procedures (≥1 per year), we estimated the annual number of critical procedures per emergency physician (EP) by dividing the total number of annual critical procedures by the total number of EPs (estimated at 40,000). For infrequent procedures, we calculated the average interval between procedures. We summarized the data with descriptive statistics and 95% confidence intervals (CIs).
Results:
There were an estimated 668 million total emergency department visits (24% pediatric). On average, a single EP performed 8.6 (95% CI, 5.5 to 11.7) CLIs, 3.7 (95% CI, 2.4 to 5.0) CPRs, and 6.3 (95% CI, 5.3 to 7.4) ETIs per year in adults. In comparison, a single EP performed one pediatric CLI, CPR, and ETI every 3.2 (95% CI, 1.9 to 9.8), 5.2 (95% CI, 2.8 to 33.5), and 2.8 (95% CI, 1.6 to 8.9) years, respectively.
Conclusion
Our nationwide findings confirm those of previous smaller studies that critical procedures are significantly fewer in children than adults. We suggest that methods to retain skills in pediatric critical procedures should be developed for general EPs to ensure that they deliver the highest level of care across the entire age spectrum.
8.Updates in emergency department laceration management
Karalynn OTTERNESS ; Adam J SINGER
Clinical and Experimental Emergency Medicine 2019;6(2):97-105
Lacerations are a common reason for patients to seek medical attention, and are often acutely managed in the emergency department. Recent studies pertaining to closure techniques, sedation and analgesia, advances in wound care, and various other topics have been published, which may enhance our understanding of this injury and improve our management practices. This article will review pertinent studies published in the past few years relevant to laceration management. Understanding the current literature and appreciating which areas warrant further investigation will help us optimize outcomes for patients who sustain laceration injuries.
Analgesia
;
Emergencies
;
Emergency Medicine
;
Emergency Service, Hospital
;
Humans
;
Lacerations
;
Wounds and Injuries
9.PubMed inclusion: Clinical and Experimental Emergency Medicine joins the club.
Clinical and Experimental Emergency Medicine 2017;4(1):1-1
No abstract available.
Emergencies*
;
Emergency Medicine*
10.Study design of Real World Evidence for Treatment of Hyperkalemia in the Emergency Department (REVEAL-ED): a multicenter, prospective, observational study.
Zubaid RAFIQUE ; Mikhail KOSIBOROD ; Carol L CLARK ; Adam J SINGER ; Stewart TURNER ; Joseph MILLER ; Douglas CHAR ; W Frank PEACOCK
Clinical and Experimental Emergency Medicine 2017;4(3):154-159
OBJECTIVE: Hyperkalemia affects up to 10% of hospitalized patients and, if left untreated, can lead to serious cardiac arrhythmias or death. Although hyperkalemia is frequently encountered in the emergency department (ED), and is potentially life-threatening, standard of care for the treatment is poorly defined, with little supporting evidence. The main objectives of this observational study are to define the overall burden of hyperkalemia in the ED setting, describe its causes, the variability in treatment patterns and characterize the effectiveness and safety of ED standard of care therapies used in the United States. METHODS: This is an observational study evaluating the management of hyperkalemia in the ED. Two hundred and three patients who presented to the ED with a potassium value ≥5.5 mmol/L were enrolled in the study at 14 sites across the United States. Patients were treated per standard of care practices at the discretion of the patient’s physician. In patients who received a treatment for hyperkalemia, blood samples were drawn at pre-specified time points and serum potassium values were recorded. The change in potassium over 4 hours and the adverse events after standard of care treatment were analyzed. RESULTS AND CONCLUSION: This article describes the background, rationale, study design, and methodology of the REVEAL-ED (Real World Evidence for Treatment of Hyperkalemia in the Emergency Department) trial, a multicenter, prospective, observational study evaluating contemporary management of patients admitted to the ED with hyperkalemia.
Arrhythmias, Cardiac
;
Emergencies*
;
Emergency Service, Hospital*
;
Humans
;
Hyperkalemia*
;
Observational Study*
;
Potassium
;
Prospective Studies*
;
Standard of Care
;
United States

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