Remove Bradycardia Remove Risk Factors Remove Tachycardia
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How Wearable Tech Can Help Monitor Your Heart Health

MIBHS

Wearables that track sleep patterns can identify disruptions, such as sleep apnea, which is a known risk factor for heart disease. Early detection of conditions like AFib, bradycardia, or tachycardia allows patients to address issues before they become critical.

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Syncope and Atrial fibrillation in a Healthy 70-something Male

Dr. Smith's ECG Blog

Syncope without prodrome is a significant risk factor for cardiac syncope and poor outcome. during which sinus bradycardia and arrhythmia are seen but not to a degree that produces symptoms. The indication for pacemaker placement with SSS is symptomatic bradycardia. Learning Points: 1.

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STEMI with Life-Threatening Hypokalemia and Incessant Torsades de Pointes

Dr. Smith's ECG Blog

There is also bradycardia. Bradycardia puts patients at risk for "pause-dependent" Torsades de Pointes. Torsades in acquired long QT is much more likely in bradycardia because the QT interval following a long pause is longer still. See here for management of Polymorphic Ventricular Tachycardia , which includes Torsades.

STEMI 52
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QT Correction Formulas Compared to The Rule of Thumb ("Half the RR")

Dr. Smith's ECG Blog

The rule of thumb is less accurate, and the risk is higher because a long QT in the presence of bradycardia ("pause dependent" Torsades) predisposes to Torsades. 6) Use a different rule of thumb for bradycardia : Manually approximate both the QT and the RR interval. 3) At heart rates below 60, far more caution is due.

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Emergency Department Syncope Workup: After H and P, ECG is the Only Test Required for Every Patient.

Dr. Smith's ECG Blog

If the patient has Abnormal Vital Signs (fever, hypotension, tachycardia, or tachypnea, or hypoxemia), then these are the primary issue to address, as there is ongoing pathology which must be identified. Thus, if there is documented sinus bradycardia, and no suspicion of high grade AV block, at the time of the syncope, this is very useful.

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A young F is hyperthermic, delirious, and dry: Fever-induced Brugada? Diphenhydramine toxicity? Tricyclic?

Dr. Smith's ECG Blog

There is sinus tachycardia and also a large R-wave in aVR. Drug toxicity , especially diphenhydramine , which has sodium channel blocking effects, and also anticholinergic effects which may result in sinus tachycardia, hyperthermia, delirium, and dry skin. Her temperature was 106 degrees. As part of the workup, she underwent an ECG.