21 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
3 different P wave ... retrograde) - AVNRT ... #Tachycardias #differential ... #diagnosis #causes ... #cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
the atria and ventricles ... EKG of the same ... are enough to diagnose ... excludes other differentials ... that’s called “clinical
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... tachycardia ddx: AVNRT ... , AVRT, atrial tachycardia ... #ekg #differential ... #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Diagnosis Algorithm ... Aflutter • AVNRT ... Diagnosis #Algorithm ... #causes
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Tachycardia - Differential ... /AVNRT. ... • Atrial Flutter ... #cardiology #wide ... #narrow #algorithm
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... Diagnosis Algorithm ... AFlutter • AVNRT ... Diagnosis #Algorithm ... #causes
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
Clinical presentation ... Paraclinical assessment: EKG ... #Myocarditis #differential ... #Diagnosis #Causes ... #cardiology #MRI
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Specific for critical ... anterior wall MI ... Serial EKGS in pts ... #ECG #Electrocardiogram ... #Diagnosis #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 ... #EKG #diagnosis ... #differential