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ECG Blog #436 — Bigeminy or Alternans?

Ken Grauer, MD

Pleomorphic VT and Sudden Cardiac Death — Editorial by Liu and Josephson on potential mechanisms to explain the ECG appearance of Pleomorphic VT. Multifocal vs Polymorphic VT — September 23, 2011 post from Dr. S. Bidirectional VT: Challenges and Solutions ( Almarzuqi et al — Vasc Health Risk Mgmt 18:3997-406, 2022 ).

Blog 159
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Additional Data From SEQUOIA-HCM Presented at HFSA Annual Scientific Meeting

DAIC

2011 ACCF/AHA guidelines for the diagnosis and treatment of hypertrophic cardiomyopathy. Risk factors of sudden cardiac death in hypertrophic cardiomyopathy. Gersh, B.J., Maron, B.J., Bonow, R.O., Dearani, J.A., Fifer, M.A., Link, M.S., Journal of the American College of Cardiology and Circulation, 58, e212-260.

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Evaluation of patients with implantable cardioverter?defibrillator in a Latin American tertiary center

Journal of Cardiovascular Electrophysiology

Abstract Introduction Despite advancements in implantable cardioverter-defibrillator (ICD) technology, sudden cardiac death (SCD) remains a persistent public health concern. Time periods were chosen based on the establishment of the Arrhythmia Service in 2011. 001) and the combined outcome ( p  = .009).

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An anxious approach to a benign arrhythmia in Holter recording

Dr. S. Venkatesan MD

He said a screening test called cardiac-arrhythmic genome analysis is available in certain European centers. The role of the molecular autopsy in sudden cardiac death in young individuals. Ref: Isbister, J.C., Semsarian, C. Nat Rev Cardiol 21 , 215–216 (2024). Circulation. 1978 Aug;58(2):305-14. doi: 10.1161/01.cir.58.2.305.

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Dark Side of the Moon

EMS 12-Lead

Furthermore, there was no family history of early CAD, MI, or sudden cardiac death. He reported to EMS a medical history of GERD only. The physical exam was unremarkable for diaphoresis or pallor, and he denied any episodes of vomiting. Emergency Medicine Journal, 1-5. [2] 2] van Gorselen, E., 3] Niu, T., 4] Yang, T.,

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Of Twists and Turns

EMS 12-Lead

Pleomorphic ventricular tachycardia and risk for sudden cardiac death. Elsevier: Philadelphia, PA. [7] 7] Josephson, M. Recurrent sustained ventricular tachycardia: Pleomorphism. Circulation, 59 (3); 459-468. [8] 8] Liu, E., Circulation: Arrhythmia and Electrophysiology, 4 ; 2-4.

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QT Correction Formulas Compared to The Rule of Thumb ("Half the RR")

Dr. Smith's ECG Blog

However, according to these diagnostic criteria (JACC 2011; 57(7):802), it is a Bazett corrected QT of less than 330-370, depending on other diagnostic criteria, including 1) h/o cardiac arrest, 2) sudden syncope, 3) family hx of sudden unexplained arrest at age less than 40, 4) family hx of SQTS.