18 results
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Differential Diagnosis Table ... AFIutter + variable block ... WPW vs PMVT vs AFib ... Beware AV nodal blockers ... Differential #Diagnosis #Table
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... abberancy - N B Afib ... node Narrow - Irregular ... - treat with beta-agonist ... bradyarrhythmia #ECG
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
If can't see Afib ... • AFib. ... Each beat identical ... #wide #narrow #algorithm ... #irregular
Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management

Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter,
Management Regular ... Ectopic Junctional Irregular ... Tachycardia w/ PACs, AFIb ... w/ variable block ... Normotensive: Beta-Blocker
Beta Blockers - Pharmacology Comparison Table
Metoprolol:
 • Receptors: β1
 • Indications: Rate control of a-fib/a-flutter, Suppression
Beta Blockers - ... Rate control of a-fib ... Rate control of a-fib ... EricsMedicalLectures/ #Beta ... #Blockers #Pharmacology
Atrial Fibrillation RVR - Medications
Diltiazem
 • Preferred in patients with chronic lung such as Asthma and
useful when A-fib ... rate control when beta-blockers ... conjunction with beta-blockers ... #Fibrillation #AFib ... treatment #comparison #table
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... Syndrome • SA Block ... • AV Block (ISt ... interval) • AFib ... Differential #Diagnosis #Algorithm
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
before dropped beat ... after dropped beat ... Narrow & irregular ... summary #Diagnosis #EKG ... electrocardiogram #ecg
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate (e.g ... underlying cause Irregular ... Control rate (e.g ... management #cardiology #algorithm
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Treatment of Stable ... nodal agents (e.g ... diltiazem or B-blockers ... narrow-complex irregular ... management #cardiology #algorithm