16 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... DANGER (4) Vfib ... 200ms from longer pause ... - ventricular pacemaker ... EKG #diagnosis #electrocardiogram
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Tachyarrhythmia: • VT/VFib ... • AFib/AFlutter ... Node) • 2nd/3rd ... degree AV Block ... Diagnosis #Algorithm #causes
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
/2nd /3rd degree ... Escape Rhythm • Ventricular ... • Premature ventricular ... interval) • AFib ... Diagnosis #Algorithm #causes
Paroxysmal AV Block aka Ventricular Standstill
 • Abrupt and persistent AV block ( multiple P waves
Paroxysmal AV Block ... aka Ventricular ... #Paroxysmal #AVBlock ... #Ventricular #Standstill ... cardiology #ecg #ekg #electrocardiogram
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
• Ventricles: Ventricular ... Tachy-arrhythmias (ventricular ... Fibrillation (AF), Paroxysmal ... Fibrillation (V-Fib ... Differential #Diagnosis #Causes
Paroxysmal AV Block on ECG
 - Characterized by an abrupt and persistent AV block in the
Paroxysmal AV Block ... escape, usually ventricular ... following P wave #Paroxysmal ... #AVBlock #diagnosis ... cardiology #ekg #ecg #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Treatment: Pacemaker 3rd ... Atrial rate > Ventricular ... Regular ventricular ... infranodal level: Ventricular ... Diagnosis #EKG #electrocardiogram
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Left or right ventricular ... bundle branch block ... preexcitation, or ventricular ... Differential #Diagnosis #Causes ... Cardiology #ECG #EKG #Electrocardiogram
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
bundle branch block ... control with early Afib ... (< 5% pts with afibb ... disease, left ventricular ... Pill-in-the-pocket" for paroxysmal
WOBBLER  for ECG assessment in Syncope 
W - Wolff Parkinson White 
O - Obstructed AV
Brugada L - Left ventricular ... look for 2nd or 3rd ... syncope, can be caused ... by left ventricular ... characteristically cause