21 results
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Variants of Sinus Arrhythmia ... Phasic Sinus Arrhythmia ... normal • The PP ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram
Non-phasic sinus arrhythmia - ECG Diagnosis
• The P wave and PR interval are normal
• The PP
Non-phasic sinus arrhythmia ... - ECG Diagnosis ... normal • The PP ... Nonphasic #Sinus #Arrhythmia ... #ecg #electrocardiogram
Ventriculophasic Sinus Arrhythmia on EKG

PP intervals which contain a QRS complex are shorter than those which
Ventriculophasic Sinus Arrhythmia ... on EKG PP intervals ... Ventriculophasic #Sinus #Arrhythmia ... #EKG #ECG #electrocardiogram
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
Interval and Pro-Arrhythmic ... JTInterval #QTc #electrocardiogram ... #pathophysiology ... #ekg #ecg #cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Variants of Sinus Arrhythmia ... Phasic Sinus Arrhythmia ... normal • The PP ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Predictor of arrhythmia ... in aVR > 0.7: ppv ... #AVR #leadAVR #ecg ... #electrocardiogram
Myocarditis 

5 Principles of
Myocarditis:
1. Build clinical suspicion
2. Decide on EMBx
3. Manage acute cardiac injury
4. Manage chronic
Cardiogenic shock, Arrythmias ... Pericarditis, Tamponade EKG ... sacubitril-valsartan, PPM ... Myocarditis #diagnosis #management
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Diagnosis and Management ... Tachycardia > 100 BPM ... telemetry, 12-Lead EKG ... Shock - MI, arrhythmia ... Terminate arrhythmia
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Torsades de Pointes - Management ... chronotropy (goal 90-110 bpm ... • Adult: 0.5-5 mcg ... transvenous) Anti-arrhythmic ... TorsadesdePointes #TDP #Management
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... Lysis Syndrome: • Pathophysiology ... unless worrisome EKG ... tetany or cardiac arrhythmis ... TLS #diagnosis #management