Pediatric EM Morsels

OCTOBER 27, 2023

Sinha 2012] It is useful in the prehospital setting , correlating well with actual weight and ED Broselow weight. Initially tested in Johannesburg, South Africa: 1 month old to 12 years old Broselow predicted within 10% of weight in 63.6% link] Lubitz DS, Seidel JS, Chameides L, Luten RC, Zaritsky AL, Campbell FW. x exp[0.02

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E-9-1-1 Emergency Medical Services Life Support ALS 271

Pediatric EM Morsels

SEPTEMBER 22, 2023

Negative E-FAST and no signs of long bone injuries should raise concern for neurogenic shock in the hypotensive trauma patient with suspected spinal injury. Alpha 1 agonists are necessary to maintain appropriate blood pressure. Tenenbein M, Macias CG, Sharieff GQ, et al, eds. 2011;46(9):1771. 5 th Edition.

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E-9-1-1 Epinephrine ALS EMS 304

ALiEM

NOVEMBER 1, 2023

Iron toxicity treated with deferoxamine Background Deferoxamine is the treatment for severe iron toxicity [1]. Deferoxamine 1] Initial dosing starts at 5 mg/kg/hr intravenously. 1, 3, 4] Hypotension is generally the rate-limiting factor for the infusion rate. McGraw-Hill Education; 2019 Madiwale T, Liebelt E. 2023 May 22.

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E-9-1-1 ALS OR ED 161

ALiEM

MARCH 7, 2024

Ultrasound probes from left to right: linear (nenoates), phased array (infants/younger children), and curvilinear (older children/adolescents) Pro tips for performing renal/bladder POCUS on a child [1] Addressing potential anxiety leads to a more efficient and comfortable examination.

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E-9-1-1 Emergency Department ALS ED 177

ALiEM

AUGUST 9, 2023

Technique Positioning and Probe Figure 1: Younger children can sit in their parent’s lap and give a hug for lateral and posterior lung scanning. The patient should be in a position of comfort: supine, sitting, or in parent’s lap (Figure 1). Identify anatomical landmarks on ultrasound (Figure 3, Video 1). Balk et al.,

E-9-1-1 246

E-9-1-1 Emergency Department ALS OR 246

REBEL EM

JANUARY 25, 2024

In many emergency departments (ED), US machines are readily available and can be used to rapidly assess and monitor patients with acute dyspnea at the bedside. Article: Arvig MD, Lassen AT, Gæde PH, et al. US, compared with CXR and CT, offers the absence of ionizing radiation and high reproducibility. Emerg Med J. 2023;40(10):700-707.

ED 125

ED E-9-1-1 Emergency Department ALS 125

REBEL EM

MAY 25, 2023

mental status, urine output, capillary refill) is more important than an actual goal PERMISSIVE HYPOTENSTION IN PTS WITH TBI Brotfain E et al. mental status, urine output, capillary refill) is more important than an actual goal PERMISSIVE HYPOTENSTION IN PTS WITH TBI Brotfain E et al. Richards JE et al.

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E-9-1-1 Plasma ALS OR 145

ALiEM

MAY 13, 2024

Her symptoms started 1 week ago as a scratch which progressively got more red and painful. Pediatric Soft Tissue POCUS Ultrasound Technique Figure 1. Cellulitis with cobblestoning Video 1. Abscess with irregular borders and surrounding cellulitis E. Superficial abscess with well-circumscribed borders Table 1.

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E-9-1-1 ALS Emergency Department OR 161

EMDocs

FEBRUARY 26, 2024

1 While PJP gained significant recognition among HIV-positive adults during the early AIDS epidemic, the growing utilization of immunosuppressants has resulted in an increased incidence of the disease in individuals who are HIV-negative. A recent study by Gaborit et al. 9 The signs and symptoms of PJP infection are non-specific.

E-9-1-1 108

E-9-1-1 ED ALS OR 108

Dr. Smith's ECG Blog

OCTOBER 3, 2024

I agree, however: 1) I don't think you can get a good enough ech o without bubble contrast. 3) E cho is another step that takes time. I had only 9 false positives but I missed 2 OMI. 2) To be presented at AHA conference in Chicago in 2 weeks: Sharkey SW et al. 2) You need to be just as expert at echo as I am at the ECG.

E-9-1-1 125

E-9-1-1 Coronary ALS ED 125

Dr. Smith's ECG Blog

JUNE 17, 2024

Pain improved to 1/10 after EMS administers 324 mg aspirin and the following EKG is obtained at triage. C Examination notable for diaphoresis, 1+ bilateral lower extremity edema, regular heart rate and rhythm, and no signs of respiratory distress with normal breath sounds. In fact, Kosuge et al. In fact, Kosuge et al.

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E-9-1-1 ACS Emergency Department Coronary 140

Dr. Smith's ECG Blog

DECEMBER 19, 2023

link] A 62 year old man with a history of hypertension, type 2 diabetes mellitus, and carotid artery stenosis called 911 at 9:30 in the morning with complaint of chest pain. Challenge QUESTION: The relative change in T-QRS-D is not the only thing that changes during period of time that passed between recording of the 2 ECGs shown in Figure-1.

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E-9-1-1 Coronary ACS BLS 128

Broome Docs

SEPTEMBER 3, 2024

In a surprise to no one who reads First10EM, clinical judgment is better than all decision tools for sepsis Knack SKS, Scott N, Driver BE, Prekker ME, Black LP, Hopson C, Maruggi E, Kaus O, Tordsen W, Puskarich MA. Epub 2024 Apr 9. 2024 Mar;27(1):26-29. Cook D, Deane A, Lauzier F, et al. 2024 Jul 4;391(1):9-20.

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E-9-1-1 Emergency Department ICU ALS 95

EMS 12-Lead

APRIL 28, 2022

Initial vital signs include: NIBP 99/58 HR 150-160 (trend) RR 10 (spontaneous, but shallow) SpO2 86 (RA) BBS CTA The initial rhythm strip is attached: Figure 1 There is a wide complex tachycardia of varying morphology, amplitude, and R-R cycle length. A prominent vertical scar, however, is noted at the sternum.

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E-9-1-1 ALS Coronary EMS 130

Dr. Smith's ECG Blog

SEPTEMBER 23, 2024

Here is lead I from ECGs 1 and 2 shown side-by-side to highlight the change in axis from borderline right to completely normal. Consider the following: We become attuned to looking for acute coronary occlusion in patients who present with acute symptoms to the ED ( E mergency D epartment ).

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E-9-1-1 Coronary STEMI ALS 129

Dr. Smith's ECG Blog

DECEMBER 27, 2023

Written by Willy Frick A man in his 50s with a history of hypertension, dyslipidemia, type 2 diabetes mellitus, and prior inferior OMI status post DES to his proximal RCA 3 years prior presented to the emergency department at around 3 AM complaining of chest pain onset around 9 PM the evening prior. ECG 1 What do you think? Grines, C.

E-9-1-1 132

E-9-1-1 OR Coronary ACS 132

Don't Forget the Bubbles

NOVEMBER 29, 2024

It’s a busy day in the paediatric ED. Step 1: Conversion to Formaldehyde Methanol is broken down in the liver by an enzyme called alcohol dehydrogenase at a fixed rate. This zero-order elimination occurs at about ~8–9 mg/dL/hour. Back to our toddler in the ED. References Brent J, McMartin K, Phillips S, et al.

Plasma 64

Plasma E-9-1-1 OR ALS 64

EMDocs

APRIL 10, 2024

1-5] Since then, many more medications have been developed and deployed. These medications are a vital tool in the care of ED patients, from simple local analgesia for a laceration repair to regional analgesia for painful procedures. 1] CV manifestations include: Bradycardia, tachycardia, ventricular dysrhythmias, cardiac arrest. [1-5]

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E-9-1-1 Plasma Epinephrine Overdose 110

EMDocs

MAY 11, 2024

A 74-year-old female with a past medical history of hypertension, diabetes, recent basilar artery stent placement with a 20 pack-year smoking history presents to the ED via EMS for altered mental status and episodes of apnea. CT head without contrast 1 is performed and reveals the following: Question: What is the diagnosis?

EMS 109

EMS E-9-1-1 ALS OR 109

EMDocs

SEPTEMBER 23, 2023

A 36-year-old female presents to the ED after experiencing an episode of sudden syncope. Answer : Brugada Syndrome Epidemiology and Etiology Rare genetic disorder that affects approximately 1 in 5,000 individuals worldwide 1. More common in males than females, with a male-to-female ratio of approximately 8:1 1.

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E-9-1-1 EMS ALS Defibrillator 103

Don't Forget the Bubbles

JUNE 30, 2023

He has already climbed Ben Nevis in Scotland, visited the Gobi desert (possibly from the comfort of his parents 4 x 4, but who’s judging) and has his bronze D of E nailed. All you know, back in ED, is that the ETA is 10 minutes, and there is a single stab wound to the chest. A PEM Adventure Ranulf is a 14-year-old explorer.

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E-9-1-1 FFP Plasma Emergency Department 139

ACEP Now

NOVEMBER 8, 2024

1 Prehospital endotracheal intubation and EGAs are typically placed without paralytics and are reserved for unconscious, apneic, and out-of-hospital cardiac arrest patients. 9 LMAs use an inflatable mask expanded using a similar technique to the endotracheal tube cuff. Benger JR, Kirby K, Black S, et al. 2014;4(1):77-87.

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E-9-1-1 Emergency Medical Services Emergency Medical Technician AEMT 40

REBEL EM

MAY 27, 2024

Clinical Question: Does simultaneously performing the modified valsalva maneuver and administering intravenous adenosine, compared to either treatment alone, have greater success in achieving normal sinus rhythm in patients presenting to the ED with PSVT? References: Appelboam A, Reuben A, Mann C, Gagg J, Ewings P, Barton A, et al.

OR 134

OR E-9-1-1 ED ALS 134

EMDocs

MARCH 2, 2024

A 58-year-old female with a history of diabetes, hypertension, and chronic back pain presents to the ED with severe headache and nausea. Answer : Pneumocephalus 1-21 Background: Pneumocephalus is defined by the presence of air within the cranial cavity.  2017 Jan-Mar;7(1):58-64.  An Pediatr (Engl Ed). 2019

EMS 119

EMS E-9-1-1 OR ED 119

EMS 12-Lead

AUGUST 22, 2022

Question 1: What is the rhythm? Beat 1 : Sinus, narrow QRS complex. The assumption is that a premature complex discharged prior to Beat 1, which prolonged its respective refractory period in the same manner as Beat 5. We can, therefore, put down the defibrillation pads, set aside the amiodarone, and look further at the ECG.

E-9-1-1 130

E-9-1-1 Coronary ALS ICU 130

Dr. Smith's ECG Blog

JULY 22, 2023

An ECG was performed in the ED at 1554: Original image unavailable, this is the only recorded scanned ECG available. A prior ECG from 1 month ago was available: The presentation ECG was interpreted as STEMI and the patient was transferred emergently to the nearest PCI center. per year incidence of SCD in this cohort [1].

E-9-1-1 92

E-9-1-1 CAD STEMI OR 92

EMDocs

NOVEMBER 21, 2023

In ED, repeat potassium level was 2.6 Epidemiology: Prevalence of hypoPP is approximately 1 per 100,000. Permanent weakness usually affects the proximal lower extremities, happens in older patients, and develops late. Diagnosis: Can be made in the ED based on history, exam, lab testing. Consult neurology in the ED.

E-9-1-1 90

E-9-1-1 ALS ED OR 90

REBEL EM

AUGUST 30, 2023

Epidemiology 1 to 2.4 cases per 100,000 people ( Zimmerli 2010 ) More common in males with M:F of 3:1 Rate is also increasing due to increased number of spinal procedures Typically affects adults, with most cases occurring in patients over 50 years old. Other pathogens include: E. PMID: 26316526 Boody B, et al.

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E-9-1-1 ALS ED OR 88

EMDocs

OCTOBER 8, 2024

Episode 108: Unexplained Sinus Tachycardia Mental Model Background: When a patient in the ED has sinus tachycardia our job as emergency physicians is to identify and treat of the underlying pathology. Discharging a patient with abnormal vital signs has been linked to unanticipated death (1-4). 2005;2(1):44-52. Ann Emerg Med.

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E-9-1-1 Emergency Department ED ALS 105

Don't Forget the Bubbles

JANUARY 17, 2024

After Meshram et al, 2020 When Orbeez are exposed to water, the water molecules diffuse into the polymer network through osmosis. Image adapted from Mullens et al., ” ( Ed. After Darracq et al., A recent literature review by Caré et al. Zamora et al., From Mullens et al.,

E-9-1-1 111

E-9-1-1 ALS Emergency Department OR 111

EMDocs

MAY 15, 2024

Today on the emDOCs cast with Brit Long, MD ( @long_brit) , we cover acute chest syndrome part 1. Episode 100: Acute Chest Syndrome Part 1 Background SCD is an autosomal recessive condition that results in the formation of hemoglobin S (HbS). Each episode of ACS has a 9% mortality rate. pneumoniae, C. Am J Emerg Med.

E-9-1-1 100

E-9-1-1 ACS ALS OR 100

EMDocs

NOVEMBER 18, 2023

A 32-year-old female with a history of hypertension and autoimmune hepatitis status post liver transplant 6 weeks prior on tacrolimus and mycophenolate presents to the ED with abdominal discomfort. What are the complications of liver transplant that we see in the ED? doi:10.1007/s00247-020-04811-0 2) Kwong AJ, Ebel NH, Kim WR, et al.

EMS 91

EMS E-9-1-1 ALS Emergency Department 91

EMDocs

MAY 25, 2024

Massaging the gland causes expression of purulent material. What is the diagnosis?

EMS 97

EMS E-9-1-1 OR ED 97

Broome Docs

DECEMBER 22, 2024

2024 Oct 9. There were no differences in survival (12% with IO vs 10% with IV) or neurologically intact survival (9% vs 8%). 2024 Nov 1. Restrictive vs Liberal Transfusion Strategy in Patients With Acute Brain Injury: The TRAIN Randomized Clinical Trial. doi: 10.1001/jama.2024.20424. 2024.20424. Shorter courses of antibiotics.

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E-9-1-1 ACS Paramedic Emergency Department 52

REBEL EM

SEPTEMBER 13, 2023

Features Urticaria and pruritis Rapid onset (1-2 hours) IgE Dependent (Type I Hypersensitivity) Reactions An allergen cross-links two or more IgE molecules on mast cells or basophils and initiates a signal cascade leading to degranulation. PMID 25629740 Hassen GW et al. PMID 23062323 Kostis JB et al. Zuraw et al.

Frozen Plasma 101

Frozen Plasma Allergic Reaction FFP Plasma 101

EMDocs

OCTOBER 30, 2023

” – Musings of an American ED resident in July 2022 when US healthcare was affected simultaneously by supply chain issues from GE Healthcare (contrast media) and Abbott Laboratories (Similac baby formula). 3 A study of CT use trends in the ED has shown increasing use of CTs by almost 60% from 2005 to 2013. 11 Table 1.

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E-9-1-1 Emergency Department ALS CCT 94

EMDocs

APRIL 13, 2024

A 24-year-old male presents to the ED from a mixed marital arts competition after being struck on the side of the right head by a fist earlier today. 1] In a survey of college wrestlers, the incidence of auricular hematoma was found to be 52% for those who do not wear headgear versus 26% who wore ear protection.[2]

EMS 102

EMS E-9-1-1 OR Emergency Department 102