8 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... (3) SVTs - atrial ... - ventricular pacemaker ... EKG #diagnosis #electrocardiogram ... #cardiology #differential
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
Framework and Management ... w/ AV Block, Atrial ... transcutaneous pacing ... epinephrine 4) Page Cardiology ... #cardiology #criticalcare
Pacemaker Operating Modes
1 - Chamber paced
     A (atrium), V (ventricle), D (dual/both)
2
depolarization before pacing ... inhibit or trigger a pacing ... Operating #Modes #Pacing ... #settings #cardiology ... #management
Atrial Fibrillation (A-Fib) Summary

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

Why?
Cardiac:
	• Valvular heart
control with early Afib ... (< 5% pts with afibb ... #Fibrillation #AFib ... #diagnosis #management ... #cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Brady Management ... • Treatment: Pacemaker ... P and QRS • Atrial ... Diagnosis #EKG #electrocardiogram ... #ecg #cardiology
Pacemaker Timing Settings
 • Lower rate limit (50-60 bpm) - The lowest rate at which the
Pacemaker Timing ... sensed or paced atrial ... depolarization before pacing ... #PPM #Timing #Pacing ... #cardiology #management
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
heart is pounding, racing ... valve prolapse • Pacemaker-mediated ... brain flow (VT/Vfib ... /Afib/WPW) • Loss ... #Palpitations #Cardiology
Pacemaker Operating Modes
1 - Chamber paced
     A (atrium), V (ventricle), D (dual/both)
2
Pacemaker Operating ... paced A (atrium ... Operating #Modes #Pacing ... #settings #cardiology ... #management