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diagnosis ekg checklist digoxin electrocardiogram admissions admitting algorithm congenital effect hypokalemia icu longqt pearls polymorphic syndrome tdp toxicity toxicology ventriculartachycardia
Torsades de Pointes •Precipitated by drugs that prolong the QT interval •Class IA antidysrhythmics (procainamide, quinidine)
that prolong the QT ... hypokalemia) #TorsadesDePointes ... #Diagnosis #Cardiology ... #ECG #EKG
Electrocardiographic Features of Digoxin Toxicity • Virtually any arrhythmia is possible. None specific for digoxin toxicity
AV conduction) "Digitalis ... Shortening of QT ... BCM_InternalMed #Digoxin #digitalis ... #ecg #toxicology ... #cardiology #diagnosis
Torsades de Pointes • "Twisting of the pointes" • QRS axis swings from positive to negative direction
that prolong the QT ... Hypokalemia #TorsadesDePointes ... #Diagnosis #Cardiology ... #ECG #EKG
Digoxin effect on Electrocardiogram (EKG) Digoxin is a cardiac glycoside from the foxglove leaf Mechanism - Inhibits Na-K
Electrocardiogram (EKG ... Digoxin effect on ECG ... waves - Short QT ... #Cardiology #Digitalis ... #ECG
Congenital Long QT Syndrome: Illness Script Who? - Kids or young adults, usually < 30 - high
Congenital Long QT ... **Get baseline EKG ... - QT prolonging ... post-arrest or very long QTc ... Syndrome #Diagnosis #Cardiology
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm Drugs that prolong QT interval: • Class 1a (quinidine,
Torsades de Pointes - Management ... Drugs that prolong QT ... Congenital long QT ... VentricularTachycardia #TorsadesdePointes ... #TDP #Management
Checklist Approach to Hypokalemia Consider risk factors for arrhythmia: - EKG changes (especially QT prolongation) - Digoxin
arrhythmia: - EKG ... changes (especially QT ... their validity (e.g ... #Hypokalemia #Management ... #CriticalCare
Admitting in the ICU - Checklist VITALS: If bad, stop and go see the patient immediately; you
hyponatremia, AKI, etc ... esp in work-up/management ... miss MDR bugs) MEDS ... will also get an EKG ... diagnosis #workup #criticalcare
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