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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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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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

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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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.

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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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OR E-9-1-1 ED ALS 137

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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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

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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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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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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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

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 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

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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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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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

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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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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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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ACEP Now

NOVEMBER 14, 2023

One of the most hair-raising presentations to the emergency department (ED) can be massive hemoptysis with respiratory failure. or 9 size endotracheal tube to allow for bronchoscopy and/or endobronchial blocker placement whenever necessary. These patients are at imminent risk of respiratory failure. A special thanks to Drs.

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Dr. Smith's ECG Blog

MARCH 9, 2023

He had episodes of chest pain off and on all night, until about 1 hour prior to arrival when the pain became constant, crushing, 10/10 chest pain that radiated to both arms. Proven STEMI has an open artery in 19% to 36% of cases, depending on whether it is TIMI −1, −2, or −3 flow. 25] Stone et al found that 72% have TIMI 0 or 1 flow.

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REBEL EM

MAY 8, 2023

Paper: Smith JA, Secombe P, Aromataris E. 95% Confidence Interval) Strengths: The study addresses a patient-centered clinical question that is relevant to ED practice. 95% Confidence Interval) Strengths: The study addresses a patient-centered clinical question that is relevant to ED practice. J Trauma Acute Care Surg.

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E-9-1-1 Critical Care ICU OR 59

REBEL EM

OCTOBER 26, 2023

1–4 Antimicrobial resistance is a global health crisis, underscoring the importance of antibiotic stewardship. After consent, children were randomized 1:1 to receive 5 additional days of antibiotics or 5 days of a matching placebo. 933 children did not receive 1 of the accepted antibiotics. 9 excluded after randomization.

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REBEL EM

AUGUST 28, 2023

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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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

JULY 30, 2023

The ED physician read this as "Normal sinus rhythm. Obvious STEMI(+) OMI of inferior, posterior, and lateral walls, now with likely 2nd degree heart block type 1 (Wenckebach). Some of the concepts I review are basic , and should be understood, learned and applied by all providers who regularly follow Dr. Smith’s ECG Blog.

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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

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

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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REBEL EM

JULY 18, 2022

TXA has become the standard practice in the ED based on small RCTs, though larger trials have not demonstrated the same benefit ( REBEL EM review ). 2013 Sep;31(9):1389-92. Medications and cotton pledgets for each arm were packed in blinded boxes by a research nurse outside the ED. Am J Emerg Med. Epub 2013 Jul 30.

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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

MAY 5, 2022

Submitted and written by Destiny Folk MD , peer reviewed by Meyers, Smith, Grauer, McLaren A man in his early 30s with no significant past medical history was brought to the ED by EMS after being found unresponsive by a friend. On arrival in the ED, he was hypotensive with a systolic blood pressure in the 70s. What is it?

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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

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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