11 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... 3 different P waves ... pause 2º - Mobitz ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... rhythm, Conduction blocks ... (1°, 3° and Type ... (1°, 3°, and Type ... #Diagnosis #Causes
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
dissociation: 3rd deg AV block ... , or, as this case ... dual-chamber PPM set ... for DDI and an atrial ... tachycardia much
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... aVR • Classic EKG ... tachycardia (SVT ... criteria only looks ... #differential #
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... in the chest or neck ... variable block ... atrioventricular block ... Palpitations #Cardiology #Differential
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
- Mobitz Type 1 ... , longer, longer ... independently of the atria ... and the rate is set ... #ekg #diagnosis
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
heart disease Causes ... Bundle branch block ... EKG Findings ... capture of the atria ... arrhythmia • Atrial
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Nodal Reentrant Tachycardia ... pathway which blocks ... - In most case ... ECG usually shows ... Pathophysiology #cardiology #SVT
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... Bundle Branch Block ... ; and sinus tachycardia ... #ekg #electrocardiogram
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
Hyperdefecation • Anterior neck ... Treatment: - Beta blocker ... Ophthalmoplegia • Atrial ... hyperthyroidism #causes ... #diagnosis #differential