9 results
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
If see flutter p ... • Atrial Flutter ... see P, either Flutter ... If not Flutter P ... • Hyperkalemia
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
DANGER (4) Vfib/flutter ... (2) Atrial flutter ... absent P (2) A flutter ... EKG #diagnosis #electrocardiogram ... #cardiology #differential
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... (AVNRT, OAVRT, AFIutter ... ) • P-waves. ... Tachycardia: • AFib > AFIutter ... #cardiology
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Digoxin effect on Electrocardiogram ... nodal conduction Uses ... fibrillation and atrial flutter ... or biphasic T waves ... #EKG #Cardiology
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
3 different P wave ... Atrial flutter ... #Tachycardias #differential ... #diagnosis #causes ... #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... • Hypercalcemia ... voltage Other Causes ... #ecg #ekg #electrocardiogram
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
diffuse goiter (Graves ... ↑ T3 - Mild hypercalcemia ... Atrial fibrillation/flutter ... hyperthyroidism #causes ... #diagnosis #differential
Severe Mitral Stenosis- The physical examination revealed a right parasternal heave, a loud S1, a midpeaking
An electrocardiogram ... showed atrial flutter ... The continuous-wave ... clinical #doppler #radiology ... #NEJM #mitral #
This infographic provides a mnemonic tool called “WOBBLER” for assessing an ECG (electrocardiogram) in cases of
assessing an ECG (electrocardiogram ... evaluate potential causes ... WOBBLER: Each letter ... pathway that can cause ... #cardiology #differential