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OasisLMS
Catalog
Multiprofessional Critical Care Review: Adult 2024 ...
Analysis and Therapy of Ventricular Arrhythmias
Analysis and Therapy of Ventricular Arrhythmias
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Video Transcription
Video Summary
The lecture addresses the management of ventricular arrhythmias, highlighting their severity and similarities to supraventricular tachycardias (SVTs) in treatment approach, especially in emergent situations where immediate intervention is crucial. Common ICU causes include electrolyte abnormalities, myocardial infarction, cardiomyopathy, mechanical irritation, and toxin effects. The speaker explains distinguishing between ventricular tachycardia (VT) and supraventricular tachycardia with a wide QRS complex using electrocardiogram criteria, emphasizing the importance of treating VT presumptively given its high prevalence among those with heart disease.<br /><br />Diagnosis involves scanning for AV dissociation, capture, and fusion beats, and zooming on precordial leads for concordance and various QRS characteristics. In stable patients, detailed analysis follows, but immediate defibrillation is advised for unstable patients. Medical treatment includes antiarrhythmics like amiodarone and lidocaine, with beta blockers for prevention and magnesium specifically for torsades de pointes.
Keywords
ventricular arrhythmias
supraventricular tachycardias
electrocardiogram
antiarrhythmics
defibrillation
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