11 results
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Classic Digoxin-Associated ... Tachycardia with 2:1 AV ... #Arrhythmias #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram ... is a cardiac glycoside ... - Decreases AV ... fibrillation and atrial ... #EKG #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... (3) SVTs - atrial ... bradyarrhythmia #ECG #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
- Differential Diagnosis ... Algorithm Neurocardiogenic ... • AFib/AFlutter ... 2nd/3rd degree AV ... Syndrome #Syncope #Cardiology
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
Almost any type of cardiac ... heart block, sino-atrial ... Non-paroxysmal atrial ... #Diagnosis #Cardiology ... #EKG #ECG #Digoxin
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
- Differential Diagnosis ... • SA Block • AV ... interval) • AFib ... with Variable AV ... tachyarrhythmias #Cardiology
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
Cardiac: • Valvular ... (< 5% pts with afibb ... thrombus • Digoxin ... #diagnosis #management ... #cardiology
Ventricular Fibrillation on POCUS - Apical 4 Chamber View

A 50-year-old woman with a history of cardiac
with a history of cardiac ... with preserved atrial ... echocardiogram #cardiology ... #clinical #a4c ... #AV #Dissociation
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
other causes of cardio-pulmonary ... Arrhythmia* (e.g., A-Fib ... also a result of atrial ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
interval < 120 ms = AV ... (e.g. ectopic atrial ... Waves/Fibrillary = afib ... Interpretation #ECG #Electrocardiogram ... #cardiology #diagnosis