12 results
Atrial Fibrillation and WPW - Pre-Excitation AFib
In pre-excitation + a-fib with RVR:
 • All AV nodal
Atrial Fibrillation ... with RVR: • All AV ... at bedside • Cardiology ... #Fibrillation # ... #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Flutter (AFL), ... Atrial Fibrillation ... ), Ventricular Fibrillation ... (V-Fib, VF) ... Diagnosis #Causes #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... /flutter - DANGER ... flutter (3) ... #EKG #diagnosis ... electrocardiogram #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
flutterAV ... tachycardia • AV ... fibrillation ... flutter with variable ... #Causes #cardiology
Atrial Fibrillation on POCUS Echocardiogram (A4C)

35yoF presents with acute onset atrial fibrillation.  POCUS shows dilated
Atrial Fibrillation ... on POCUS Echocardiogram ... (A4C) 35yoF ... AFib #POCUS #Echocardiogram ... #cardiology
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... - Decreases AV ... fibrillation and ... atrial flutter ... #Cardiology #Digitalis
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... • SA Block • AV ... interval) • AFib ... with Variable AV ... tachyarrhythmias #Cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate with AV ... flutter, ectopic ... fibrillation or ... Treatment #management #cardiology ... #algorithm
Ventricular Fibrillation on POCUS - Apical 4 Chamber View

A 50-year-old woman with a history of cardiac
with preserved atrial ... #VFib #Ventricular ... POCUS #echocardiogram ... #cardiology #clinical ... #a4c #AV #Dissociation
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
interval < 120 ms = AV ... (e.g. ectopic atrial ... Waves/Fibrillary = afib ... Flutter PR Interval ... Electrocardiogram #cardiology