1202 results
Atrial Fibrillation w/incomplete RBBB, Prolonged QTc (510ms), TWI in Leads III, V2 and V3. Inconsistent electrical
incomplete RBBB, Prolonged ... ElectricalAlternans #RBBB #AFib #ECG ... #EKG #Electrocardiogram
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
Ventricular Pacing Prolonged ... mortality than prolonged ... pathophysiology #ekg ... #ecg #cardiology
Torsades de Pointes 
•Precipitated by drugs that prolong the QT interval 
•Class IA antidysrhythmics (procainamide, quinidine)
by drugs that prolong ... Diagnosis #Cardiology #ECG ... #EKG
Second degree AV Block type II (aka Mobitz II)
 • There is constant PR interval (normal
interval (normal or prolonged ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
Second Degree AV Block Type I aka Mobitz I / Wenckebach 
 • Normal P waves.
may be normal or prolonged ... group-beating" on the ECG ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
by drugs that prolong ... Diagnosis #Cardiology #ECG ... #EKG
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Heart Block: • Prolonged ... Wenckebach): • Prolonged ... summary #Diagnosis #EKG ... electrocardiogram #ecg
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
Approach to ECGs ... , QRS widening/prolonged ... Syncope #Syndromes #ECG ... #EKG #Checklist
Hyperkalemia shortens repolarization; changes in the T wave provide the earliest clues to hyperpotassemia.
 - At
conduction causes prolonged ... #Hyperkalemia #EKG ... #ECG #Changes #
Arrhythmogenic Right Ventricular Dysplasia (ARVD) - EKG Characteristics
Epsilon Wave - Highly Specific, Sensitivity ~30%
Other manifestations include:
Dysplasia (ARVD) - EKG ... incomplete) • Prolonged ... 55ms However, the EKG ... Dysplasia #ARVD #EKG ... #ECG #electrocardiogram