EMS 12-Lead

JULY 24, 2023

Category 1 : Sudden narrowing of a coronary artery due to ACS (plaque rupture with thrombosis and/or downstream showering of platelet-fibrin aggregates. Smith : This is ACS even if the troponin returns normal, and the first troponin especially might return normal. This results in Type I MI. This results in Type II MI. Severe HTN d.

Coronary 130

Coronary ACS CAD ED 130

Dr. Smith's ECG Blog

JUNE 5, 2024

The ECG does not show any definite signs of ischemia. He denied any exertional chest pain. The below ECG was recorded. It is unclear if the patient was pain free at this time. In fact, the ECG was described as normal, and without serial ECGs or prior ECGs for comparison it could be.

Coronary 107

Coronary ACS ALS OR 107

Dr. Smith's ECG Blog

JANUARY 27, 2024

There were zero patients in this study with a "normal" ECG who had any kind of ACS! This defies all previous data on acute MI which would show that even undetectable troponins do not have a 100% negative predictive value. So this study is actually worthless. Deutch et al. West J Emerg Med 2024).

STEMI 102

STEMI Coronary ACS ED 102

Dr. Smith's ECG Blog

NOVEMBER 1, 2022

There is definite reperfusion. There was definite evolution of the ECG. He had been smoking an opiate and suddenly collapsed. He was ventilated with BVM on arrival. He awoke with naloxone. This EKG was recorded as part of a standing order for critical care. He denied any CP or SOB. Maybe there is some spontaneous reperfusion?

Overdose 52

Overdose OR Coronary ACS 52

FOAMcast

OCTOBER 17, 2023

Apple Podcasts , Spotify , Listen Here Resuscitative endovascular balloon occlusion of the aorta (REBOA) is a minimally invasive way of providing resuscitative aortic occlusion in severe hemorrhage to gain temporary hemorrhage control as a bridge to definitive procedures. ” As a result, Jansen et al. ” As a result, Jansen et al.

ACS 52

ACS ALS OR 52

Dr. Smith's ECG Blog

APRIL 17, 2023

He had no symptoms of ACS. His HEAR score (before troponin resulted) was documented at 3, with documentation stating "low suspicion for ACS." A troponin this high in a patient with no known chronic troponin elevation, and active acute ACS symptoms, has a very high likelihood of type 1 ACS regardless of the ECG.

OR 52

OR STEMI ACS Emergency Department 52

Dr. Smith's ECG Blog

SEPTEMBER 12, 2024

Because the most severe LAD OMIs can cause ischemic failure of the RBB and LAF, any patient with ACS symptoms and new RBBB and LAFB with any concordant STE has LAD OMI until proven otherwise. Post cath EF was estimated at 15% with severe global hypokinesis, and akinesis of the apex. Long term outcome is unavailable.

STEMI 116

STEMI EMS ACS ED 116

Dr. Smith's ECG Blog

NOVEMBER 10, 2024

The ECG was transmitted to the Emergency Medicine physician who recognized inferior and posterior OMI findings, and confirmed that the patient has potential ACS symptoms. The T waves in V5-6 are likely also hyperacute. The cath lab was activated despite lack of STEMI criteria, around 2 am in the morning. Just not yet. So WHY wait? As per Drs.

STEMI 81

STEMI OR ED EMS 81

Dr. Smith's ECG Blog

NOVEMBER 15, 2023

Angiogram No obstructive epicardial coronary artery disease Cannot exclude non-ACS causes of troponin elevation including coronary vasospasm, stress cardiomyopathy, microvascular disease, etc. It is not yet available, but this is your way to get on the list. link] Case continued She arrived in the ED and here is the first ED ECG.

Coronary 102

Coronary E-9-1-1 STEMI ACS 102

Dr. Smith's ECG Blog

JUNE 15, 2023

Thus, this does NOT meet STEMI criteria (though, as of 2022, it is a formal "STEMI equivalent", assuming everyone agrees that this is de Winter morphology, for which there is currently no objective definition). Everywhere I'm aware of (only about 5 systems), the ECGs are not even recorded in the "STEMI database." What a farce.

STEMI 93

STEMI Coronary ACS OR 93

REBEL EM

JANUARY 29, 2024

Click here for Direct Download of the Podcast Paper: Aykan AC et al. Because the lungs receive 100% of cardiac output, it has been hypothesized that a lower dose of thrombolytic therapy may still be effective with a better safety profile [3][4]. REBEL Cast Ep123: Reduced-Dose Systemic Peripheral Alteplase in Massive PE?

ALS 137

ALS ACS OR CPR 137

Dr. Smith's ECG Blog

MARCH 1, 2023

This pattern occurs regardless of whether the cause is ACS (decreased supply) or any other cause of decreased supply or increased demand. You must understand that this pattern does not differentiate ACS from other causes of supply/demand mismatch. A "STEMI alert" was called and soon cancelled.

Allergic Reaction 52

Allergic Reaction E-9-1-1 Epinephrine Coronary 52

EMS 12-Lead

APRIL 2, 2022

1, 2] The most clinically useful definition to account for this entire constellation is intraventricular conduction delay. Anecdotally, had there been symptoms unequivocally consistent with ACS then one could justifiably make the case for a potential D1 occlusion. He denied difficulty breathing, epigastric pain, or chest discomfort.

ALS 130

ALS STEMI Coronary OR 130

Emergency Medicine Ireland

JUNE 21, 2021

This week we’re looking at the other ACS, the surgical ACS, the old abdominal compartment syndrome. This week we’re looking at the other ACS, the surgical ACS, the old abdominal compartment syndrome. This week we’re looking at the other ACS, the surgical ACS, the old abdominal compartment syndrome.

Critical Care 52

Critical Care ACS OR 52

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. Link to abstract Link to full text 2) Use of Morphine in Non-STE-ACS is independently associated with mortality, at odds ratio of 1.4

E-9-1-1 78

E-9-1-1 ACS STEMI Coronary 78

REBEL EM

NOVEMBER 6, 2024

Elbow Dislocation Definition: Disarticulation of the proximal radius & ulna bones from the humerus Epidemiology: Incidence Second most common joint dislocation (after shoulder) in adults Most commonly dislocated joint in children Accounts for 10-25% of all injuries to the elbow ( Cohen 1998 ) Posterolateral is the most common type of dislocation (..)

E-9-1-1 59

E-9-1-1 ACS OR Emergency Department 59

Dr. Smith's ECG Blog

NOVEMBER 3, 2023

When Pendell and I are coding ECGs for the Queen's training, this is one category: "Definite ischemia, difficult to differentiate between posterior OMI and subendocardial ischemia." In our opinion it should not be given in ACS unless you are committed to the cath lab. He was diagnosed as NSTEMI.

ACS 83

ACS Coronary ALS CAD 83

Dr. Smith's ECG Blog

MARCH 26, 2024

Moreover, what I call "domed" T-wave inversion in V1-V3 is typical for acute PE and NOT typical of ACS (i.e., Moreover, T-wave inversion in V1-V3 due to ACS is typically seen in reperfusion states when the patient is symptom free. Wellens'), presumably because the source of the T-wave inversion is RV strain, not LV ischemia.

ACS 69

ACS OR 69

Don't Forget the Bubbles

JULY 5, 2023

Haemoglobin electrophoresis: To reach a definitive diagnosis, Hb electrophoresis is used. This process of sickling and unsickling goes on and off until the erythrocyte membrane is no longer flexible. In addition, free haem and haemoglobin contribute to the vascular damage. Blood culture is pending. How would you evaluate this child’s pain?

E-9-1-1 126

E-9-1-1 ACS OR ICU 126

Dr. Smith's ECG Blog

SEPTEMBER 3, 2023

This is diagnostic of ACS; it appears to be a reperfused acute inferior OMI. Suppose the OMI had been recognized, or suppose another ECG had been recorded and it showed definite OMI. He reports feeling nauseated with emesis. He denies taking aspirin or antihypertensive medications for the last year and a half.

Defibrillator 131

Defibrillator Coronary STEMI CPR 131

Dr. Smith's ECG Blog

AUGUST 9, 2024

Similarly, the OMI paradigm respects ACS as a dynamic process in which ECG changes reflect the phase of myocardial injury and risk stratify which patients may benefit from emergent PCI. Although tiny in size — the BLUE arrows highlight definite ST elevation in leads I and aVL. In fact, use of antidyrhythimcs (e.g., Leave it alone.

STEMI 85

STEMI Coronary Heart Attack ACS 85

EMDocs

SEPTEMBER 24, 2024

Episode 107: Eclampsia Definition: Severe hypertensive disease of pregnancy (HDP) with new onset tonic-clonic, focal, or multifocal seizures or unexplained altered mental status in a patient who is pregnant or postpartum and there’s no other causative etiologies. Today on the emDOCs cast with Brit Long ( @long_brit) , we cover eclampsia.

ED 82

ED OR ACS ALS 82

Dr. Smith's ECG Blog

FEBRUARY 1, 2023

But it still doesn’t meet STEMI criteria, so the patient was referred to cardiology as ACS. Are there any signs of occlusion or reperfusion? There’s normal sinus rhythm, normal conduction, normal axis, normal R wave progression and normal voltages.

OR 52

OR STEMI Coronary ACS 52

Dr. Smith's ECG Blog

JANUARY 5, 2024

80%) and definitely too much for hour to hour. However, the Definition of MI requires at least one value above the 99th percentile, which for a male is 34 ng/L (16 ng/L for women). Thus, these troponins are very concerning for ACS, and subsequent ones will probably be diagnostic of acute MI. His angiogram is shown below.

ACS 107

ACS ALS OR STEMI 107

Don't Forget the Bubbles

JULY 22, 2024

Since the PREVIEW trial, there have been more negative trials. One such trial was the WASP trial , which involved 477 children in New Zealand. This trial showed no difference in PRAM score or LOS in the prednisolone group compared to placebo. An IPD approach is a collaborative exercise including the authors of included studies and stakeholders.

E-9-1-1 105

E-9-1-1 ALS ACS ED 105

Dr. Smith's ECG Blog

DECEMBER 19, 2023

Because there was proven thrombus (ACS) but the troponin never went above the 99% reference range (and therefore cannot be called MI -- definition of MI requires rise and/or fall of troponin with at least one value above the 99% reference range), this is UNSTABLE ANGINA with ST Elevation. Fortunately, that is exactly what happened.

E-9-1-1 119

E-9-1-1 Coronary ACS BLS 119

ACEP Now

NOVEMBER 14, 2023

The definition of massive hemoptysis is variable across publications with expectorated blood volumes ranging from 100 to 1,000 mL per 24 hours, as these volumes are difficult to estimate for any given patient. 2 Death from hemoptysis is akin to drowning, so airway considerations usually take precedence over hemodynamic considerations.

E-9-1-1 52

E-9-1-1 ALS Emergency Department OR 52

ACEP Now

MAY 9, 2024

The diagnostic error was therefore classified as relating to the delays associated with testing and its effect on subsequent definitive management. Therefore, it may be reasonable to consider the profuse rate of diagnostic error comprising the current state of clinical practice directly informs the legal definition of the “standard of care.”

Emergency Department 52

Emergency Department ICU ALS ACS 52

Dr. Smith's ECG Blog

JANUARY 9, 2024

However , this patient is having chest discomfort, and by definition then she should be considered not to be stable. Ischemia from ACS causing the chest discomfort, with VT another consequence (or coincidence)? Is this: 1. In either case, prompt cardioversion is indicated. In either case, prompt cardioversion is indicated.

Coronary 99

Coronary ACS ED OR 99

Dr. Smith's ECG Blog

FEBRUARY 28, 2020

Some providers were worried about ACS because of this ECG. My answer alleviated their concern for ACS and no further workup was done for ACS. showed that , when T-waves are inverted in precordial leads, if they are also inverted in lead III and V1, then pulmonary embolism is far more likely than ACS. What is an S1Q3T3?

E-9-1-1 52

E-9-1-1 ACS ALS OR 52

Dr. Smith's ECG Blog

AUGUST 19, 2023

But because the patient had no chest pain or shortness of breath, it was not deemed to be from ACS. But because the patient had no chest pain or shortness of breath, it was not deemed to be from ACS. They were less likely to have STEMI on ECG, and more likely to be initially diagnosed as non-ACS. Potassium was normal.

STEMI 86

STEMI ACS OR ALS 86

Dr. Smith's ECG Blog

NOVEMBER 30, 2022

The fire department, who operate at an EMT level in this municipality, arrived before us and administered 324 mg of baby aspirin to the patient due to concern for ACS. This patient, who is a mid 60s female with a history of hypertension, hyperlipidemia and GERD, called 911 because of chest pain. V1 has 0.5 mm of elevation.

Emergency Department 52

Emergency Department E-9-1-1 Coronary STEMI 52

The Curious Clinicians

JANUARY 31, 2024

If you like the types of questions we answer on The Curious Clinicians, you’ll definitely want to check that out and subscribe. Listen to the episode [link] Credits & Citatio n Episode written by Avi Cooper Show notes written by Giancarlo Buonomo and Avi Cooper Audio edited by Clair Morgan of nodderly.com Cooper AZ, Breu AC, Abrams HR.

ACS 111

ACS OR 111

Dr. Smith's ECG Blog

APRIL 9, 2024

ACS then becomes less likely. BOTTOM Line: There clearly is enough on this initial ECG to support Dr. Nossen's concern that a definitive diagnosis needed to be made on this young man with new, persistent chest pain. On arrival patient was slightly tachycardic. HR about 90-100/min. Other vital signs normal. How did the Queen do?

Coronary 91

Coronary CAD ACS OR 91

Dr. Smith's ECG Blog

MARCH 13, 2023

This is acute ACS, but it almost always seen in a pain free state. So this ECG was immediately recorded: Indeed, as predicted, a patient with previous Wellens' waves who now definitely has chest pain has acute Occlusion, with new ST elevation in I, aVL, V2-V5. An ED ECG, if recorded with pain, should show LAD OMI.

ED 52

ED ACS Coronary Paramedic 52

Dr. Smith's ECG Blog

NOVEMBER 14, 2023

Despite the seemingly worrisome ST-T wave changes on serial tracings shown in Figure-1 — an acute event was definitively ruled out by 4 consecutive negative hs troponins — with further support provided by an Echo showing excellent LV function without wall motion abnormality. So they looked into the patient's chart. Learning Point: 1.

E-9-1-1 107

E-9-1-1 Coronary EMS ED 107

Dr. Smith's ECG Blog

APRIL 9, 2023

Only if you are uncertain about the diagnosis of ACS. The interventional cardiologist was not initially convinced this was ACS and recommended CT pulmonary angiography to rule out pulmonary embolism. There was no associated diaphoresis, nausea, vomiting, arm pain, jaw pain, syncope, lightheadedness or other acute symptoms.

ACS 52

ACS ED OR EMS 52