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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Pediatric EM Morsels

NOVEMBER 17, 2023

Cuffed Endotracheal Tubes show no difference in immediate post-extubation adverse events (i.e Bibl K, Pracher L, Küng E, Wagner M, Roesner I, Berger A, Hermon M, Werther T. 1994 Jul;125(1):57-62. 2019 Sep;74(9):1186-1190. 2016 Feb;30(1):3-11. Risk was Overstated! You have options, but one is more right!!

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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. The rhythm for the ECG in Figure-1 is sinus — with normal intervals and axis ( mean QRS axis about +80 degrees ). Time is myocardium.

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REBEL EM

FEBRUARY 29, 2024

1, 2 Its occurrence often portends worse outcomes in intubated patients, whose projected hospital course was already tenuous. 1, 4, 6 The overall incidence of VAP is somewhere around 5%-40% of all intubated patients, depending on the study and country from which it is reported. 4, 8 Paper: Dahyot-Fizelier, C.,

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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]. PMID 23953868 Mack E. Rosen PJ, Johnson C, McGehee WG, Beutler E. 164.11.1192.

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Dr. Smith's ECG Blog

JULY 22, 2023

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. Patients that develop a Type 1 pattern without any precipitating or provoking factors have a risk of SCD of 0.5-0.8% per year incidence of SCD in this cohort [1].

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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). Figure-1: I've labeled the initial ECG in today's case to illustrate my theory.

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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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EMDocs

FEBRUARY 15, 2024

1 These plants contain tropane alkaloids such as atropine (mixture of d-hyoscyamine and l-hyoscyamine) and scopolamine which are muscarinic receptor antagonists. 2 Jimson weed ( Datura stramonium, Figure 1) is one of several anticholinergic plants that if ingested can cause anticholinergic toxicity. 3 Figure 1. 3 Figure 1.

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Dr. Smith's ECG Blog

DECEMBER 11, 2023

Moreover , the patient has ongoing symptoms and has an unexplained elevated troponin, so she is having an MI and the only question is whether it is type 1 or type 2 due to hypertension. Case continued She was loaded with aspirin 325 mg, and repeat troponin drawn around the time of EKG 1 resulted at 267 ng/L. Peterson, E.

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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. Figure-1: Comparison between the first 3 ECGs in today's case. How Would YOU Interpret the Serial Tracings in Figure-1?

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REBEL EM

MAY 27, 2024

No significant differences in heart rate 1 minute after cardioversion were observed between the three groups. There are no significant adverse events from the combination therapy.” Our Conclusion: This study presents a novel topic but is riddled with methodological flaws. 2010;17(1):44-49. seconds (range: 22.5,

OR 137

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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). doi: 10.1590/s1516-31802007000300005 Beyyumi, E., AlDhanhani, H.,

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EMDocs

SEPTEMBER 23, 2023

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. Type 1 “Brugada sign” The only type that is considered diagnostic.

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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]

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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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EMS 12-Lead

APRIL 28, 2022

This particular facility is situated for independent living, thus no medical providers are on site to provide pertinent details for medical history, medication intake, or remarkable events prior to the incident at hand. Beats #1-thru-7 manifest the same morphology as we saw in the 12-lead tracing (A) for leads I and II.

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Don't Forget the Bubbles

JUNE 30, 2023

E – Temp 37.2 Survival was better, both at 24 hours and six months, in the TXA group, although the primary outcome, a quality of life score at six months, called the Glasgow Outcome Scale Extended (GOS-E), was the same in both groups ( 53.7% As in CRASH-2, TXA did not show a significant increase in thrombotic events or seizures.

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REBEL EM

SEPTEMBER 27, 2023

Authors evaluated the relationship between QRS duration and negative clinical events in patients with confirmed tricyclic anti-depressant (TCA) poisoning. 1985 Aug 22;313(8):474-9. Mohan S, Backus T, Furlano E, Howland MA, Smith SW, Su MK. Boehnert 1985 ). These patients need sodium-bicarbonate and not electricity. N Engl J Med.

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EMDocs

JANUARY 17, 2024

1) There are a limited number of antitussives on the US market which include benzonatate, codeine, dextromethorphan, diphenhydramine, and hydrocodone. 3, 7) The accumulating post marketing adverse event reports led to the FDA release of a Drug Safety Communication (DSC) in 2010, over 50 years after initial approval. (9)

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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. Vanlander AV, Okun JG, de Jaeger A, Smet J, De Latter E, De Paepe B, et al.

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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. The first evaluation of the patient was to be done within 1 hour of arrival to ED (Including the first POCUS). to −0.66) and −1.66 (95% CI −2.09

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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. 2014;4(1):77-87. 2014;18(1):106-115.

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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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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.

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EMDocs

MAY 11, 2024

CT head without contrast 1 is performed and reveals the following: Question: What is the diagnosis? Some refer to an ischemic event in this territory with clinical findings as posterior inferior cerebellar artery syndrome. Updated November 9, 2023. loss of pain and temperature sensation). Simply Psychology.

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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. Panacek, E. PMID: 20696690 Baumann, M.

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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.

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Don't Forget the Bubbles

JANUARY 17, 2024

The vast majority were managed at home, with no adverse events reported. Around 80% of those reported pass spontaneously, with another 10-20% requiring endoscopic removal and only 1% requiring surgical intervention. BMC Pediatrics , 21 (1), Jackson, J., Journal of The Korean Society of Emergency Medicine , 33 (1), pp.134-138.

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EMDocs

JULY 13, 2024

Therefore, these antibiotics would not be appropriate in the event that the patient had pelvic inflammatory disease or endometritis secondary to chlamydia or gonorrhea. 1997 Mar;11(1):203-22. 1985 Dec 1;153(7):737-9. Kankuri E, Kurki T, Carlson P, Hiilesmaa V. Also, the patient appears ill and septic. 2000;8(2):77-82.

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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

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. J Allergy Clin Immune Tract 2017; 5(5): 1402-9. of people who take NSAIDs ( Nzeako 2010 ).

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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?

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Don't Forget the Bubbles

MAY 6, 2024

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. It has a high rate of first-attempt failure and carries the risk of severe procedure-related adverse events. Giannoni, E.,

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Don't Forget the Bubbles

DECEMBER 16, 2024

Coverage of the 6-in-1 vaccine measured at 12 months of age in England for Q4 2023 to 2024 Source: ONS under the Open Government License v3.0 Young infants and immunosuppressed individuals are particularly at risk of severe disease, resulting in significant morbidity and associated mortality rates of 1-3 per 1,000 cases.

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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 ). This patient had a repolarization variant as the reason for ST elevation.

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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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