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checklist electrocardiogram differential clinical syncope torsadesdepointes treatment admissions admitting bilevel bipap cardiomyopathy chf congenital crisis digoxin echocardiogram emergency evaluation foamed
Electrocardiographic Features of Digoxin Toxicity • Virtually any arrhythmia is possible. None specific for digoxin toxicity
AV conduction) "Digitalis ... Shortening of QT ... Electrocardiogram #ekg ... #ecg #toxicology ... #cardiology #diagnosis
Torsades de Pointes •Precipitated by drugs that prolong the QT interval •Class IA antidysrhythmics (procainamide, quinidine)
that prolong the QT ... quinidine) •Class IC ... TorsadesDePointes #Diagnosis ... #Cardiology #ECG ... #EKG
QT / QTc Interval Measurement in Irregular Rhythms 2 Approaches: • Measure and calculate the QTc for
QT / QTc Interval ... Irregular Rhythms 2 Approaches ... intervals on the EKG ... #diagnosis #ecg ... #ekg #electrocardiogram
Approach to ECGs Check - Age, gender, name - 25mm/s; 10mm/mV - 1mm = 40ms; 0.1 mV Rate
Approach to ECGs ... /pacer - QTc ... DANGER - Short QT ... : ↑ca - Long QT ... #ECG #EKG #diagnosis
Approach to ECGs - Syncope Syndromes Electrolytes • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... • ↑ Ca - short QT ... Syncope #Syndromes #ECG ... #EKG #Checklist ... #diagnosis #cardiology
Torsades de Pointes • "Twisting of the pointes" • QRS axis swings from positive to negative direction
that prolong the QT ... quridine) Class IC ... TorsadesDePointes #Diagnosis ... #Cardiology #ECG ... #EKG
Congenital Long QT Syndrome: Illness Script Who? - Kids or young adults, usually < 30 - high
Congenital Long QT ... **Get baseline EKG ... - QT prolonging ... LongQT #Syndrome #Diagnosis ... #Cardiology
Checklist Approach to Hypokalemia Consider risk factors for arrhythmia: - EKG changes (especially QT prolongation) - Digoxin
Checklist Approach ... arrhythmia: - EKG ... changes (especially QT ... their validity (e.g ... clinical context & EKG
Approach to Selecting Respiratory Support: -The role of noninvasive respiratory support is generally to reduce the patient's
Approach to Selecting ... the patient's diagnosis ... (e.g. pneumonia ... #Management #CriticalCare ... RespiratorySupport #Selection #Algorithm
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 Admitting in the ICU - Checklist VITALS: If bad, stop and go see the patient immediately; you
hyponatremia, AKI, etc ... esp in work-up/management ... will also get an EKG ... Pearls #Checklist #diagnosis ... #workup #criticalcare
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