14 results
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
tachycardia • Atrial ... tachycardia • Atrial ... Irregular: • Atrial ... • Multifocal atrial ... tachycardia • Atrial
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
: Premature Atrial ... Contractions (PACs), Atrial ... Flutter (AFL), Atrial ... FAT), Multifocal Atrial ... #Diagnosis #Causes
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Atrial fibrillation ... Multifocal Atrial ... Atrial flutter ... (Ectopic) Atrial ... #diagnosis #causes
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... common finding) • Atrial ... ., A-Fib also a ... result of atrial ... Incomplete or Complete
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... tachycardia (2) Atrial ... (3) SVTs - atrial ... (3) Multifocal atrial ... electrocardiogram #cardiology #differential
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• Premature atrial ... Monofocal Ectopic Atrial ... interval) • AFib ... • Multifocal Atrial ... Diagnosis #Algorithm #causes
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Stable Narrow-Complex ... convert - Possible atrial ... flutter, ectopic atrial ... Rhythm: • Probable atrial ... possible atrial
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
300 = NSVT EKG ... capture of the atria ... may not occur Differential ... arrhythmia • Atrial ... fibrillation
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Paroxysmal AF, atrial ... flutter, or atrial ... Arrhythmias: • Atrial ... fibrillation/flutter ... • Multifocal atrial
Adult ACLS - Cardiac Arrest Algorithm - AHA 2020
CPR Quality:
 • Push hard (at least 2
min) and allow complete ... Shock Energy for Defibrillation ... • Spontaneous arterial ... waves with intra-arterial ... Reversible Causes