ALiEM

AUGUST 16, 2023

Common agents include local anesthetics, dapsone, quinones, sulfonamides, phenazopyridine, and nitrites [1, 2]. Treatment for methemoglobinemia in G6PD deficiency may consist of ascorbic acid, exchange transfusion, and hyperbaric oxygen [7, 9]. A variety of xenobiotics can act as oxidizing agents, inducing methemoglobinemia.

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Dr. Smith's ECG Blog

AUGUST 14, 2024

R waves 6 through 9 have no preceding P waves and are suspiciously regularly spaced. Impulses E, F, G, H, and I were blocked. Progress in Biophysics and Molecular Biology , 120 (1–3), 164–178. Science Translational Medicine , 9 (400). Janssen, P. & Fedorov, V. link] Li, N., Hansen, B. Ignozzi, A. Zakharkin, S.

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Pediatric EM Morsels

AUGUST 18, 2023

Myth #1: Musculoskeletal Adverse Events (MAE) This concern is likely the most common reason fluoroquinolones are rarely used in children. Musculoskeletal Adverse Events include: Articular cartilage damage causing arthralgias or arthritis , Tendonitis , and Tendon rupture. Which is a risk of 1 event for 62.5

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Dr. Smith's ECG Blog

NOVEMBER 14, 2023

Learning Point: 1. link] = My Comment by K EN G RAUER, MD ( 11/14 /2023 ): = One of the most helpful clinical clues in support that an acute cardiac event is ongoing — is the finding of " dynamic " ECG changes. No wall motion abnormality identified. Normal LV cavity size with moderately increased wall thickness.

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Don't Forget the Bubbles

AUGUST 30, 2023

The parents of 9-month-old Josie bring her into the Emergency Department with coryzal symptoms and difficulty breathing. Among those who do not always obtain a CXR, one-fifth still routinely obtained them under a certain age (2 weeks to 12 years, median of 1 year). All of these guidelines send a clear message.

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EMDocs

MARCH 2, 2024

Answer : Pneumocephalus 1-21 Background: Pneumocephalus is defined by the presence of air within the cranial cavity. 1-3] The most common location is the frontal region, followed by the occipital and temporal regions. [4] 1-3] The most common location is the frontal region, followed by the occipital and temporal regions. [4]

EMS 120

EMS E-9-1-1 OR ED 120

Don't Forget the Bubbles

NOVEMBER 22, 2023

Of these signs, mortality in children is associated with hepatomegaly and fever; meanwhile, mortality in adults is associated with hyperkalaemia, traumatic brain injury, propofol infusion rates >5mg kg -1 h -1 and ECG changes. 1998;8(6):491-9. What are the clinical features of PRIS? Why does PRIS occur? References Bray RJ.

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EMDocs

APRIL 10, 2024

1-5] Since then, many more medications have been developed and deployed. 1-5] This post focuses on the identification and management of Local Anesthetic Systemic Toxicity (LAST). 3-5,7] Symptom onset is usually within 1 minute of intravascular injection but can be delayed if multiple injections or continuous infusion. [5]

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REBEL EM

JANUARY 25, 2024

What They Did: Design: Randomized, controlled, blinded-outcome trial Sites: Three emergency departments in Denmark Duration: October 9, 2019 to May 26, 2021. Patients : Compared standard of care to serial US plus stand care in patients with dyspnea. to −0.66) and −1.66 (95% CI −2.09 to −0.78) and -1.97 (95% CI −2.70

ED 128

ED E-9-1-1 Emergency Department ALS 128

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. A 12 Lead ECG was recorded secondary to bizarre telemetry findings at bedside. Said differently, it’s a mess.

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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.

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EMDocs

MAY 11, 2024

CT head without contrast 1 is performed and reveals the following: Question: What is the diagnosis? On exam, the patient opens eyes to voice, has extraocular movements intact, is unable to speak, and has 0/5 strength in all extremities. The patient was intubated for acute hypercapnic and hypoxic respiratory failure and airway protection.

EMS 111

EMS E-9-1-1 ALS OR 111

Don't Forget the Bubbles

JUNE 17, 2024

Once a sufficiently high level is achieved, modelling of behaviours and episodes of retaliation can perpetuate the behaviours far beyond the initial event. Here are ten things to think about: 1. Churruca K, Pavithra A, McMullan R, Urwin R, Tippett S, Cunningham N, Loh E, Westbrook J. 2014 Jun 26;23(12):653-9. 2020 Aug 20.

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REBEL EM

FEBRUARY 5, 2024

Sites: Investigators recruited patients at 31 French emergency departments at university and nonuniversity hospitals Duration : June 1, 2009 to March 31, 2015. Recurrence of pneumothorax within 1 year. Adverse events at 24 hours and 7 days, including major and minor complications.

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EMDocs

JULY 13, 2024

Evaluate for retained products of conception as etiology Diagnosis Diagnosis of endometritis with at least two of the following: 8 Fever >100.4F Evaluate for retained products of conception as etiology Diagnosis Diagnosis of endometritis with at least two of the following: 8 Fever >100.4F

EMS 93

EMS E-9-1-1 Plasma OR 93

EMDocs

MARCH 30, 2024

Comprehensive physical exam is unremarkable, but she does have pain at the T-12/L-1 region of her back. Her patellar reflexes are 1+ bilaterally, no ankle clonus is noted, and she denies any saddle anesthesia or bowel/bladder incontinence. CT of lower spine is ordered and shows the following: 1 What is the diagnosis?

EMS 106

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Dr. Smith's ECG Blog

NOVEMBER 15, 2023

Post cath ECG: Now there are hyperacute T-waves again, and recurrent ST depression in V2 This ECG would normally diagnostic of OMI until proven otherwise No further troponins were measured, but it looks like there is recurrent OMI Next day: A CT Coronary Angiogram was done (CTCA) CARDIAC MORPHOLOGY AND FUNCTION: 1. IMPRESSION: 1.

Coronary 109

Coronary E-9-1-1 STEMI ACS 109

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. of people who take NSAIDs ( Nzeako 2010 ). of people who take NSAIDs ( Nzeako 2010 ).

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Frozen Plasma Allergic Reaction FFP Plasma 104

Don't Forget the Bubbles

MAY 6, 2024

Article 1: Positive urine cultures without pyuria Wang ME, Jones VG, Kane M, et al. Article 1: Positive urine cultures without pyuria Wang ME, Jones VG, Kane M, et al. Clinical Course of Children 1 to 24 Months Old With Positive Urine Cultures Without Pyuria. 2024;24(1):111-118. Acad Pediatr. doi:10.1016/j.acap.2023.06.023

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EMDocs

OCTOBER 30, 2023

1 The shortage in supply posed difficulties for hospitals that significantly depend on GE Healthcare as their supplier, which encompassed approximately 50% of hospitals in the United States (US). 11 Table 1. Preparation 9 Hospitals had to prepare for the impending contrast shortage as soon as potential shortage news occurred.

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REBEL EM

JULY 3, 2023

Investigators enrollend 660 patients in 9 years in 5 EDs; or approximately 6 patients per month; or 1 patient per /month for each ED. The primary purpose of Table 1 is to provide a summary of baseline characteristics and demographics of the study population, presenting data in a clear and organized manner.

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Dr. Smith's ECG Blog

NOVEMBER 14, 2019

I’ve taken th e l ead V 3 examples in Figure-1 from previous cases posted on Dr. Smith’s ECG Blog : T OP in Figure-1 — Despite marked ST elevation in this lead V3 — this is not T-QRS-D, because there is well-defined J-point notching ( BLUE arrow ). Although simple to define — this finding may be subtle!

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ACEP Now

FEBRUARY 13, 2024

A radiograph is shown (see figure 1). LEARN MORE The most common nerve blocks in this study are shown in Table 1. 1–4 Emergency physicians commonly prescribe opioid pain medications, and there is significant variability among prescribing patterns. 2023 Sep 2;15(9):e44583. Problem How should his pain be managed?

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Dr. Smith's ECG Blog

MARCH 22, 2022

see below for more info on this) 1. Although the overwhelming majority of young adults presenting for emergency care who manifest ER patterns on ECG have a benign prognosis — there is a small-but-present percentage of such individuals who go on to develop a lethal cardiac arrhythmic event ( Zakka & Refaat- ACC, 2016 ).

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Dr. Smith's ECG Blog

SEPTEMBER 10, 2023

References: 1) See this study showing an association between morphine and mortality in Non-STE-ACS: Meine TJ, Roe M, Chen A, Patel M, Washam J, Ohman E, Peacock W, Pollack C, Gibler W, Peterson E. As you take another LOOK at ECG #1 — What is the relevance of the findings that I've labeled in Figure-1 ?

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ACEP Now

OCTOBER 11, 2024

1 Pediatric rapid sequence intubation (RSI) in the ED is associated with a higher frequency of failed first attempts and adverse effects than in adult patients. 2 One study found that up to two thirds of pediatric patients experienced at least one adverse event during RSI. Induction agents include etomidate, typically dosed at 0.2–0.4

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Dr. Smith's ECG Blog

APRIL 22, 2022

But these cases show the potential dangers of delayed recognition and treatment of inferior reperfusion Take away 1. ECG’s can be labeled as ‘normal’ by the computer (and confirmed by cardiology) even with diagnostic signs of occlusion or reperfusion References 1. JAMA Intern Med 2019 9. Am J Med [Internet] 2017;130(9):1076–83.e1.

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Don't Forget the Bubbles

MAY 8, 2024

You will find the list is broken down into four sections: 1.Reviews 2024 Apr 9. Associations of excessive internet use, sleep duration and physical activity with school absences: a cross-sectional, population-based study of adolescents in years 8 and 9. 2024 Apr 9:S0890-8567(24)00184-9. 2024 Apr 9.

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E-9-1-1 ALS Emergency Department Epinephrine 69

Dr. Smith's ECG Blog

MAY 5, 2023

. = Dr. Smith was reading ECGs — and he sent myself and Dr. Meyers the tracing shown in Figure-1. Figure-1: The initial ECG in today's case. Our Initial Thoughts on the ECG in Figure-1: Dr. Meyers said the following: "I see 2 different atrial foci — one sinus and one ectopic. At the time we did not yet know the history.

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Dr. Smith's ECG Blog

DECEMBER 10, 2019

The pain is described as located in the midsternal area, radiating to the right arm, described as 8-9/10 and worse with deep inspirations. In the evening, he became diaphoretic and complained of 9/10 continuous chest pain. Today’s case provides perhaps the best example of s erial E CG e volution of this elusive entity.

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Dr. Smith's ECG Blog

JANUARY 19, 2020

Another ECG was obtained during pacing: Mostly paced rhythm with PVCs (#3, #6, #9, #12). Consider thrombolytics for OMI when PCI is not an option. == MY Comment by K EN G RAUER, MD ( 1/19/2020 ): == There is a LOT to talk about regarding the series of tracings in this unfortunate case. The cath lab was activated. mm STE with 9.5

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REBEL EM

JANUARY 30, 2023

PSA, also referred to as intravenous sedation in this paper, requires considerable resources, including 1:1 nursing observation, and burdens the emergency department (ED). 1.01, I2 = 69%, low certainty) Fewer adverse events occurred in the IAL group compared to the PSA group. vs. 91.4%; RR 0.93; 95% CI 0.86–1.01,

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Dr. Smith's ECG Blog

SEPTEMBER 27, 2019

. == MY Comment by K EN G RAUER, MD ( 9/27/2019 ): == As suggested by the title of this Blog post — confirmation of the diagnosis in this case was made not by ECG — but instead by chest aorta CT ! For clarity — I’ve put these first 2 tracings together in Figure-1. Figure-1: The first 2 ECGs in this case ( See text ).

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Dr. Smith's ECG Blog

SEPTEMBER 30, 2019

For clarity — I’ve put these 2 tracings together in Figure-1. Figure-1: The initial ED ECG ( = E CG # 1) — with comparison to the patient’s baseline ECG done 4 years earlier ( = E CG # 3). The ECG finding that I KNOW is real in ECG #1 is the mirror - image appearance of ST-T waves in leads III and aVL.

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ACEP Now

JANUARY 9, 2024

FIGURE 1: Abdominal X-ray showing particulate radiopaque foreign bodies involving the stool. 1 Children are particularly vulnerable. 9 Lead exerts its toxic effects by interfering with various organ functions, primarily targeting the nervous system and hematopoietic system, as well as impairing liver and kidney functions.

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Dr. Smith's ECG Blog

JUNE 30, 2023

Queen: #1: NOT OMI, HIGH CONFIDENCE Queen: #2: NOT OMI, HIGH CONFIDENCE ECG 1 Interpretation: there is terminal T-wave in V3-V6. LEARNING POINT : 1. For clarity in Figure-1 — I've reproduced and put together the 2 serial ECGs that were texted to Dr. Smith in today's case. in ECG #1 ). Smith: Young thin black male.

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REBEL EM

JANUARY 19, 2023

Patients were randomly assigned 1:1 to treatment with either an ambulatory device or standard guideline-based management (aspiration, standard chest tube insertion, or both). Patients were observed for 1-2 hours for clinical stability, and placement was confirmed with a chest x-ray.

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