11 results
diagnosis ekg differential checklist clinical digitalis syncope antidepressants bradyarrhythmia bradycardia complexes criteria criticalcare echocardiogram effect elevation emergency hypokalemia interpretation interval
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 ... #EKG #Cardiology
TCA Overdose on EKG • Sinus tachycardia • QRS prolongation • QT prolongation • Rightward deviation
TCA Overdose on EKG ... • Sinus tachycardia ... prolongation • QT ... #ECG #electrocardiogram ... #cardiology #diagnosis
Electrocardiographic Features of Digoxin Toxicity • Virtually any arrhythmia is possible. None specific for digoxin toxicity
None specific for digoxin ... Shortening of QT ... digitalis #Toxicity #Electrocardiogram ... #ekg #ecg #toxicology ... #cardiology #diagnosis
QT / QTc Interval Measurement in Irregular Rhythms 2 Approaches: • Measure and calculate the QTc for
QT / QTc Interval ... Irregular Rhythms 2 Approaches ... the associated QT ... Irregular #Rhythm #cardiology ... #ekg #electrocardiogram
Approach to ECGs - Syncope Syndromes Electrolytes • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... • ↑ Ca - short QT ... • ↓ Ca - long QT ... #diagnosis #cardiology ... #electrocardiogram
Approach to ECGs Check - Age, gender, name - 25mm/s; 10mm/mV - 1mm = 40ms; 0.1 mV Rate
Approach to ECGs ... DANGER - Short QT ... : ↑ca - Long QT ... #electrocardiogram ... #cardiology #interpretation
Approach to ECGs - Tachy/Bradyarrhythmias Tachyarrhythmias - HR > 100 Wide (1) VT - DANGER (2)
Approach to ECGs ... (1) Sinus tachycardia ... bradyarrhythmia #ECG ... #electrocardiogram ... #cardiology #differential
Checklist Approach to Hypokalemia Consider risk factors for arrhythmia: - EKG changes (especially QT prolongation) - Digoxin
Checklist Approach ... arrhythmia: - EKG ... changes (especially QT ... prolongation) - Digoxin ... #Hypokalemia #Management
Premature Ventricular Complexes (PVC's) - Summary Framework Why PVCs? Can be the first manifestation of cardiac
., long QT syndrome ... Substances • Digoxin ... 300 = NSVT EKG ... Supraventricular tachycardia ... #differential #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework STEMI: • Upsloping convex STE: "Pardee's sign" +
and a prolonged QT ... block; and sinus tachycardia ... waves - Short QT ... waves • Short QT ... #ecg #ekg #electrocardiogram
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