19 results
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
: Premature Atrial ... tachycardia (AVRT), AV nodal ... • Ventricles: Premature ... Differential #Diagnosis #Causes ... #cardiology
The 3 Fates of a Premature Atrial Complex
 • PAC can be conducted with normal QRS
Atrial Complex ... conducted with normal ... #PACs #cardiology ... #ecg #electrocardiogram ... #premature #atrial
Flecainide Toxicity on ECG

70 year old patient with chronic atrial fibrillation on an antiarrhythmic presented with
patient with chronic atrial ... presented with nausea ... Potassium normal ... #EKG #Electrocardiogram ... #Cardiology #Clinical
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Escape Rhythm Abnormal ... Beats • Premature ... • Premature ventricular ... Diagnosis #Algorithm #causes
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... common finding) • Atrial ... Arrhythmia* (e.g ... also a result of atrial ... #electrocardiogram
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
(EKG) Digoxin ... - Decreases AV nodal ... conduction Uses ... and atrial flutter ... #EKG #Cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Phasic Sinus Arrhythmia ... PR interval are normal ... Wandering Atrial ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
heart disease Causes ... 300 = NSVT EKG ... (≥ 0.12s) with abnormal ... capture of the atria ... • Atrial fibrillation
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
- Normal conduction ... - Premature atrial ... - In most case ... ECG usually shows ... #cardiology #SVT
Wolff–Parkinson–White syndrome (WPW) is one of several disorders of the electrical system of the heart that
WPW is caused by ... pathway between the atria ... ventricles to contract prematurely ... #Pathophysiology ... #MedStudent #EKG