18 results
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
with respiration and ... • The P wave and ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... variants #clinical #comparison
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
with respiration and ... • The P wave and ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... variants #clinical #comparison
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
The JT Interval and ... Pro-Arrhythmic ... with QRS ≥120 ms ... JTInterval #QTc #electrocardiogram ... #ecg #cardiology
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
and Management ... , bradycardia, arrhythmias ... heparinized tube) • ECG ... dose PRN (ongoing arrhythmia ... management of hyperkalemia
Cardiac Event Monitoring Devices - Compared
Ambulatory ECG (Hotter):
 • Advantages: Continuous recording, records asx events, all
Compared Ambulatory ECG ... events, all (most) ECG ... detect various arrhythmias ... Monitoring #Devices #Comparison ... #cardiology #management
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Brady Management ... association between P and ... summary #Diagnosis #EKG ... #electrocardiogram ... #ecg #cardiology
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Irregular P P, RR and ... #tachycardia #cardiology ... #electrocardiogram ... #clinical #comparison ... #Arrhythmias
Tumor Lysis Syndrome
An acute, life-threatening condition that appears within 7 days of starting cytotoxic therapies in
malignancies Treatments ... 6L/day) • For hyperkalemia ... with Ca only if EKG ... Walid Malki, MD, MS ... TLS #oncology #management
Recurrent Polymorphic VT/Torsades de Pointes - Management Algorithm
Drugs that prolong QT interval:
 • Class 1a (quinidine,
Torsades de Pointes - Management ... • Macrolides and ... Hypomagnesemia • Hypokalemia ... Hypocalcemia (rarely) Treatment ... transvenous) Anti-arrhythmic
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
immature blasts and ... hydration - Hyperkalemia ... unless worrisome EKG ... tetany or cardiac arrhythmis ... TLS #diagnosis #management