10 results
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
Pediatric ECG Interpretation Guide

1) Rate Calculation
2) Rhythm
3) QRS Axis
4) P Wave
5) ST Segment
6) QTc
7) QRS Complex
8)
Pediatric ECG Interpretation ... ST Segment 6) QTc ... #Interpretation ... #Pediatrics #peds ... #cardiology #Electrocardiogram
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
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... Flattened T waves QT ... • QT interval is ... = QT / √ RR - ... thumb: a normal QT
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
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
This infographic provides a mnemonic tool called “WOBBLER” for assessing an ECG (electrocardiogram) in cases of
Section: QT interval ... includes long QT ... syndrome or short QT ... interpretation. ... #cardiology #differential