9 results
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 ... (AVNRT) • Ventricles
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... ddx: AVNRT, AVRT ... , atrial tachycardia ... tachycardia (SVT ... #differential #
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... (2) Atrial ... 3 different P waves ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Tachycardia - Differential ... /AVNRT. ... • SVT. 140-280 ... • Atrial Flutter ... • MAT. 3 types
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 ... vagal maneuvers: SVT-AVNRT ... Palpitations #Cardiology #Differential
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Nodal Reentrant Tachycardia ... pathway which blocks ... - Premature atrial ... ECG usually shows ... #cardiology #SVT
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
Bundle branch block ... EKG Findings ... capture of the atria ... may not occur Differential ... arrhythmia • Atrial
Hyperkalemia - Diagnosis and Management - GrepMed Handbook

S/Sx: Most pts asymptomatic. Weakness, cramping, nausea, paresthesias, palpitations,
ARBs, NSAIDs, β-blockers ... Aldosterone, RTA Type ... Peak T, flat P, ST ... bradycardia → sine wave ... Monitor for tachycardia