18 results
QT / QTc Interval Measurement in Wide QRS Complex
 - A wide QRS complex will lead
QT / QTc Interval ... increase in the QT ... not clinically ... Measurement #WideQRS #cardiology ... #diagnosis #ecg
Torsades de Pointes 
•Precipitated by drugs that prolong the QT interval 
•Class IA antidysrhythmics (procainamide, quinidine)
that prolong the QT ... interval •Class ... quinidine) •Class IC ... TorsadesDePointes #Diagnosis ... #Cardiology #ECG
Short QT Syndrome
Short QT syndrome (SQTS) is a very rare, recently described syndrome in which an
Short QT Syndrome ... Short QT syndrome ... interval (QTc < ... #Syndrome #diagnosis ... #cardiology #ecg
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Flattened T waves QT ... /QTC Interval: ... • QT interval is ... = QT / √ RR - ... thumb: a normal QT
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
that prolong the QT ... interval ... quridine) Class IC ... TorsadesDePointes #Diagnosis ... #Cardiology #ECG
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
dextrocardia, normal Intervals ... /pacer - QTc ... DANGER - Short QT ... : ↑ca - Long QT ... #EKG #diagnosis
Congenital Long QT Syndrome: Illness Script

Who?
 - Kids or young adults, usually < 30
 - high
Congenital Long QT ... Syndrome: Illness ... **Get baseline EKG ... - QT prolonging ... #Diagnosis #Cardiology
Inherited Arrhythmia Syndromes
Entity - Prevalence / Incidence - Diagnosis - Arrhythmic Presentation - Management
 • Long
/ Incidence - Diagnosis ... • Long QT Syndrome ... Heart • Short QT ... #clinical #cardiology ... #diagnosis #management
WOBBLER  for ECG assessment in Syncope 
W - Wolff Parkinson White 
O - Obstructed AV
for a short PR interval ... found in long QT ... is also a short QT ... #ECG #Diagnosis ... #Cardiology
Checklist Approach to Hypokalemia

Consider risk factors for arrhythmia:
 - EKG changes (especially QT prolongation)
 - Digoxin
changes (especially QT ... incongruous with clinical ... Internet Book of Critical ... #Hypokalemia #Management ... #CriticalCare