38 results
Inverted P Waves:
(A) Ectopic atrial rhythm
(B) Junctional rhythm 

#Inverted #PWaves #cardiology #diagnosis #ekg #ecg #electrocardiogram #differential
: (A) Ectopic atrial ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #differential # ... clinical
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Atrial fibrillation ... 3 different P wave ... #differential # ... diagnosis #causes ... #cardiology
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Tachycardia (MAT ... 3 different P wave ... #Cardiology #Diagnosis ... #ECG #EKG #Management
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... Tachycardia (MAT ... At-least 3 distinct P-wave ... #cardiology #EKG ... #labeled #clinical
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
fibrillation Clinical ... No prognostic value ... #Diagnosis #Differential ... #Cardiology #EKG ... #ECG #Hypothermia
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
block, or, as this case ... for DDI and an atrial ... tachycardia much ... PhysicalExam #JVP #Clinical ... #Video #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 3 different P waves ... 200ms from longer pause ... electrocardiogram #cardiology ... #differential
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... Subepicardial atrial ... : AVNRT, AVRT, atrial ... #differential # ... cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Control rate (e.g ... Treat underlying cause ... Treat underlying cause ... #Treatment #management ... #cardiology #algorithm
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Arrhythmias on ECG ... tachycardia ECG ... #rhythm #tachycardia ... #cardiology #diagnosis ... #clinical #comparison