15 results
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
Bundle Branch Block ... - Ventricular ... than prolonged QT ... #electrocardiogram ... pathophysiology #ekg #ecg #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Flattened T waves QT ... • QT interval is ... = QT / √ RR - ... thumb: a normal QT ... #cardiology #diagnosis
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
• PR, QRS, and QT ... fib with slow ventricular ... waves #EKG #ECG #electrocardiogram ... #cardiology #diagnosis
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
• ↑ Ca - short QT ... • ↓ Ca - long QT ... • ↓ Mg - long QT ... EKG #Checklist #diagnosis ... #cardiology #electrocardiogram
Paroxysmal AV Block aka Ventricular Standstill
 • Abrupt and persistent AV block ( multiple P waves
Paroxysmal AV Block ... aka Ventricular ... #Paroxysmal #AVBlock ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
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 ... #electrocardiogram ... #cardiology #interpretation
Electrocardiographic Features of Digoxin Toxicity
 • Virtually any arrhythmia is possible. None specific for digoxin toxicity
automaticity) with slow ventricular ... Shortening of QT ... digitalis #Toxicity #Electrocardiogram ... ecg #toxicology #cardiology ... #diagnosis
Paroxysmal AV Block on ECG
 - Characterized by an abrupt and persistent AV block in the
Paroxysmal AV Block ... escape, usually ventricular ... #AVBlock #diagnosis ... #cardiology #ekg ... #ecg #electrocardiogram
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
- Differential Diagnosis ... Escape Rhythm • Ventricular ... • Premature ventricular ... setting of long QT ... #Differential #Diagnosis
WOBBLER  for ECG assessment in Syncope 
W - Wolff Parkinson White 
O - Obstructed AV
Brugada L - Left ventricular ... found in long QT ... is also a short QT ... Syncope #EKG #ECG #Diagnosis ... #Cardiology