9 results
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
Normal QT Interval ... rule: QT interval ... = QT / Sqrt(RR) ... #cardiology #diagnosis ... #ecg #ekg #electrocardiogram
QT / QTc Interval Measurement in Wide QRS Complex
 - A wide QRS complex will lead
QT / QTc Interval ... increase in the QT ... EricsMedicalLectures/ #QT ... #cardiology #diagnosis ... #ecg #ekg #electrocardiogram
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
QT / QTc Interval ... intervals on the EKG ... #Rhythm #cardiology ... #diagnosis #ecg ... #ekg #electrocardiogram
QT / QTc Interval Measurement in Prominent U Wave
If the U wave is distinct from the
QT / QTc Interval ... of the QT interval ... EricsMedicalLectures/ #QT ... #cardiology #diagnosis ... #ecg #ekg #electrocardiogram
Congenital Long QT Syndrome: Illness Script

Who?
 - Kids or young adults, usually < 30
 - high
Congenital Long ... QT Syndrome: Illness ... **Get baseline EKG ... - QT prolonging ... Syndrome #Diagnosis #Cardiology
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
ICD/pacer - QTc ... DANGER - Short QT ... : ↑ca - Long QT ... #Approach #ECG ... #EKG #diagnosis
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Torsades de Pointes - Management ... Drugs that prolong QT ... • Donepezil Congenital ... long QT Syndrome ... TorsadesdePointes #TDP #Management
Peripartum Cardiomyopathy - Summary
1. Definition
 • Towards the end of pregnancy to 5 months postpartum
cardiomyopathy (e.g ... heart disease • Congenital ... hemodynamics (e.g ... LVEF recovery (e.g ... (e.g., ACE/ARB)
Intraoperative  Bradycardia - Guidelines for Crises in Anaesthesia
Bradycardia in theatre should not be treated as
known drug causes (eg ... remifentanil, digoxin etc ... #Bradycardia #Anesthesiology ... Checklist #Diagnosis #Management ... #Workup #Cardiology