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A 20-something woman with cardiac arrest.

Dr. Smith's ECG Blog

Cardiac arrest was called and advanced life support was undertaken for this patient. The patient was given chest compressions while waiting for the cardiac arrest team to arrive. There was hyperkinesis of the basal segments and findings were interpreted as typical of takotsubo cardiomyopathy. The patient did well.

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Ventricular Fibrillation, ICD, LBBB, QRS of 210 ms, Positive Smith Modified Sgarbossa Criteria, and Pacemaker-Mediated Tachycardia

Dr. Smith's ECG Blog

I was there and said, "No, I think this is all due to severe chronic cardiomyopathy and cardiac arrest due to primary ventricular fibrillation, not due to ACS." _ Why did I say that? Patient has an ICD, which is primarily placed in patients with cardiomyopathy. So we should activate the cath lab, right?

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2025 Heart Disease and Stroke Statistics: A Report of US and Global Data From the American Heart Association

Circulation

METHODS:The AHA, through its Epidemiology and Prevention Statistics Committee, continuously monitors and evaluates sources of data on heart disease and stroke in the United States and globally to provide the most current information available in the annual Statistical Update with review of published literature through the year before writing.

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How a pause can cause cardiac arrest

Dr. Smith's ECG Blog

While on telemetry monitoring he suffered cardiac arrest and was resuscitated. What ECG finding may have contributed to (or precipitated) the cardiac arrest? The patient was diagnosed with stress cardiomyopathy. The QTc then gradually shortened over the course of several days as is usual for stress cardiomyopathy.

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Resuscitated from ventricular fibrillation. Should the cath lab be activated?

Dr. Smith's ECG Blog

But cardiac arrest is a period of near zero flow in the coronary arteries and causes SEVERE ischemia. After cardiac arrest, I ALWAYS wait 15 minutes after an ECG like this and record another. See these related cases: Cardiac arrest, defibrillated, diffuse ST depression and ST Elevation in aVR.

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Prevalence, characteristics, and outcomes of genotype-positive arrhythmogenic cardiomyopathy presenting with sentinel cardiac arrest

HeartRhythm

Arrhythmogenic cardiomyopathy (ACM) is associated with an increased risk of sudden cardiac arrest (SCA).1 1 ACM patients may present with SCA during a concealed electrical or overt structural phase.2

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PO-02-093 SUDDEN CARDIAC ARREST IN PATIENTS WITH HYPERTROPHIC CARDIOMYOPATHY: ARE THERE ELECTROCARDIOGRAPHIC PREDICTORS?

HeartRhythm

Hypertrophic cardiomyopathy (HCM) predisposes patients to cardiac arrest (CA). While established major risk factors may warrant the need for primary prevention by implantable cardioverter-defibrillator (ICD), it is unknown if specific electrocardiographic predictors increase the risk of CA.