8 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(4) Vfib/flutter ... flutter (3) ... absent P (2) A flutter ... (2) Sick Sinus Syndrome ... #EKG #diagnosis
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
- Decreases AV ... nodal conduction Uses ... and atrial flutter ... rate control) - Heart ... or biphasic T waves
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential Diagnosis ... bradycardia, Sick Sinus Syndrome ... blocks (1°, 3° and Type ... Flutter (AFL), ... #Causes #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
interval < 120 ms = AV ... (e.g. ectopic atrial ... Flutter PR Interval ... proportional to heart ... WolffParkinson-White syndrome
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
, longer, longer ... " • Complete Heart ... independently of the atria ... #Blocks #heart ... #ekg #diagnosis
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
- Differential Diagnosis ... in the chest or neck ... Palpitations Diagnosis ... flutter, or atrial ... fibrillation/flutter
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
Weight loss • Heat ... Hyperdefecation • Anterior neck ... Ophthalmoplegia • Atrial ... fibrillation/flutter ... hyperthyroidism #causes
This infographic provides a mnemonic tool called “WOBBLER” for assessing an ECG (electrocardiogram) in cases of
WOBBLER: Each letter ... O: Obstructed AV ... as first-degree AV ... underlying structural heart ... Epsilon #clinical #diagnosis