Dr. Smith's ECG Blog

DECEMBER 11, 2023

The neighbor recorded a systolic blood pressure again above 200 mm Hg and advised her to come to the ED to address her symptoms. 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. At midnight.

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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. What do you think? In fact, Kosuge et al. Stein et al.

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Don't Forget the Bubbles

NOVEMBER 29, 2023

Intensive Care Research , 1 (3-4), pp.60-64. Even though sedation after endotracheal intubation (ETI) reduces the risk of self-extubation, uncontrolled pain, and awakening awareness, several small single-centre studies demonstrate low rates of sedative drug administration after ETI in the emergency department (ED). Epub 2014 Sep 9.

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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? 2010;17(1):44-49. Duration of Antiarrhythmic Effect: MVM group: 35.44

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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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Dr. Smith's ECG Blog

OCTOBER 1, 2024

== MY Comment , by K EN G RAUER, MD ( 8/30 /2024 ): == I was sent the ECG shown in Figure-1 — knowing only that the patient was being seen in the ED ( E mergency D epartment ). Figure-1: The initial ECG in today's case. After seeing ECG #2 — Can you explain: i ) Why no negative P wave was seen in lead V1 of ECG #1? —

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Broome Docs

DECEMBER 22, 2024

2024 Oct 9. You can find more details in the full blog post. 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.

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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. Often used interchangeably with osteomyelitis.

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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].

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Dr. Smith's ECG Blog

JULY 14, 2023

A 40-something with persistent Ventricular Fibrillation presented after attempted prehospital resuscitation A 40-something with no previous cardiac history presented to the ED in persistent Ventricular Fibrillation after attempted prehospital resuscitation. Figure-1: The initial ECG in today's case — obtained after ROSC.

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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?

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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. In: UptoDate, Feldweg AM (ed.)

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REBEL EM

JULY 3, 2023

Background: Atrial fibrillation and atrial flutter with rapid ventricular rate (AF/AFL with RVR) are the most common subtypes of SVT, comprising a large number of ED visits in aging populations. Investigators enrollend 660 patients in 9 years in 5 EDs; or approximately 6 patients per month; or 1 patient per /month for each ED.

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Dr. Smith's ECG Blog

NOVEMBER 15, 2023

[link] Case continued She arrived in the ED and here is the first ED ECG. IMPRESSION: 1. We know that most type 1 acute MI due to plaque rupture and thrombosis occurs in lesions that are less than 50% (see Libby reference). I don't know if her pain was getting better or not. The Queen no longer thinks it is OMI.

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REBEL EM

JANUARY 23, 2023

Patients were randomized in a 1:1 ratio. Key Secondary Endpoints: 5 (3.9%) patients in the IV cetirizine group returned to any ED or clinic within 24 hours compared to 15 (11.1%) in the IV diphenhydramine group; P=0.04 Risk of first-generation H(1)-antihistamines: a GA(2)LEN position paper. 2005 Sep;116(3):643-9.

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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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Dr. Smith's ECG Blog

MAY 26, 2023

mg/dL (sorry, Europeans, for the weird units) Here was the initial ED ECG: There is a junctional rhythm with retrograde P-waves (see the dip in the T-wave in lead II across the bottom; you can follow that up to all the other leads and see the retrograde P wave). Learning Points: 1. Figure-1: The first 2 tracings in today's case.

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Dr. Smith's ECG Blog

SEPTEMBER 18, 2024

He was brought to the ED. To me, it was clearly atrial flutter with 1:1 conduction. Continue Eliquis 5mg BID, should be continued for 3 months == MY Comment , by K EN G RAUER, MD ( 9/18 /2024 ): == I found the following aspects of today's case of special interest. They did not feel they had time to sedate.

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Dr. Smith's ECG Blog

MAY 30, 2023

Here is his ED ECG: There is bradycardia with a junctional escape. We recorded an ECG in which V1-V3 were put in the position of V4R-V6R, and V4-6 were placed in V7-9 to (academically) confirm posterior OMI. 1 mg of Atropine was given and the heart rate increased transiently to 60. He appeared gray in color, with cool skin.

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Dr. Smith's ECG Blog

SEPTEMBER 27, 2019

These were read by our fantastic chief of radiology, Gopal Punjabi, who has his own blog on Spectral CT: [link] [link] Here is the image using Spectral CT : It is much more obvious with this technique! 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

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 ). in ECG #1 ).

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Dr. Smith's ECG Blog

DECEMBER 13, 2019

On review of systems the patient reported back pain for approximately 1 week which he was treating with NSAIDs with minimal relief. As we have described multiple times on this blog, false positive "pericarditis" kills by distracting the clinician from actual emergencies including OMI, dissection, PE, and others. 15-9/6/2017 ).

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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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Dr. Smith's ECG Blog

JANUARY 30, 2019

The pattern of STE and STD reminded us of Brugada Type 1 morphology. Smith comment: 1) Brugada ECG may have ST shifts in limb leads as well as precordial leads. 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

SEPTEMBER 11, 2018

The ED was incredibly busy, with 40 patients waiting in triage for beds (all of whom I had already screened), so we put her in a chair in triage. Figure-1: Comparison of the 3 ECGs in this case ( See text below ). The presence of artifact should be noted in ECG #1. So I was not entirely convinced.

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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. Setting – large, academic, suburban ED. Figure-1: The initial ECG in today's case.

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Dr. Smith's ECG Blog

JULY 21, 2019

These are reasons why it does not look like OMI: 1. Serial Troponins remained in the 9-11 range, w/o any large rise and/or fall, also atypical for OMI. The patient is a 30-ish year old man, who presented to the ED with a 1-week history of chest pain that was mostly right-sided — and improved with sitting up.

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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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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). 0.33, I2 = 0, moderate certainty) Mean ED length of stay was signifficantly shorter in the IAL group compared to the PSA group. h; 95% CI − 2.48

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REBEL EM

FEBRUARY 21, 2024

Clinical Scenario: A 34-year-old woman presents to the ED with back pain. Schwartz and colleagues performed an ingenious trial ( Schwartz 2000 ) Enrolled 64 ED patients with acute pain. Read More REBEL EM: The Ketorolac Analgesic Ceiling References Irizarry E et al. Can J Emerg Med 2007; 9(1): 30-2.

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Don't Forget the Bubbles

OCTOBER 19, 2023

You, however, are working an ED shift, and when you see the name “Barbie Junior” on your computer screen, your heart does a flutter. It can be in started in the ED, and many of us are already using it. Soon, she was too breathless to feed, and Barbie and Ken were panic-stricken at how pale and lethargic she looked. days compared to 1.50

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Dr. Smith's ECG Blog

JANUARY 19, 2020

On arrival in the ED, she was profoundly hypotensive, nearly obtunded, and bradycardic. Another ECG was obtained during pacing: Mostly paced rhythm with PVCs (#3, #6, #9, #12). The ED team again pointed out the evidence of inferoposterior OMI, this time by the modified Sgarbossa criteria. mm STE with 9.5 mm STE with 9.5

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Dr. Smith's ECG Blog

FEBRUARY 16, 2019

This ECG is quite obvious for long-time readers, and you may think this far too easy to be presented on this blog. mm in just one lead V7-9), but as far as I can tell all of these documents specifically avoid calling this condition STEMI and specifically avoid using any terminology similar to "STEMI equivalent."

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Dr. Smith's ECG Blog

MARCH 1, 2023

Sent by anonymous, written by Pendell Meyers A man in his late 40s presented to the ED with concern for allergic reaction after accidentally eating a potential allergen, then developing an itchy full body rash and diarrhea. In the ED he received methylprednisolone, diphenhydramine, and epinephrine for possible anaphylaxis.

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Dr. Smith's ECG Blog

SEPTEMBER 22, 2019

Then, 1 hour before arrival, it recurred, again lasting 5 minutes. 911 was called and this prehospital ECG was recorded at time zero: Limb leads: Note the artifact that is simultaneously recorded in all limb leads. . == Comment by K EN G RAUER, MD ( 9/22/2019 ): == There are important concepts to emphasize in this case by Dr. Smith.

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Dr. Smith's ECG Blog

MAY 19, 2022

Written by Pendell Meyers, edits by Smith and Grauer A man in his late 20s with history of asthma presented to the ED with a transient episode of chest pain and shortness of breath after finishing a 4-mile run. At the time of evaluation in the ED, his symptoms were resolved. He typically runs 4 to 8 miles per day.

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Dr. Smith's ECG Blog

FEBRUARY 8, 2015

Vittinghoff, E. Metoprolol and atenolol are overwhelmingly beta-1 cardioselective. Beta-1 blockade decreases inotropy and chronotropy and has no vasoconstrictive effects. The prohibition against beta blockade in cocaine toxicity, causing "unopposed alpha" stimulation, needs to be re-examined. is intuitive, and not surprising.

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