10 results
Supraventricular Tachycardia EKG

Here’s a great ECG case of a 50-year-old lady who presented with palpitations

Her heart
EKG Here’s a ... great ECG case of ... distinguishing QRS from ... #EKG #ECG #Electrocardiogram ... #Cardiology #EKG
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... aVR • Classic EKG ... ddx: AVNRT, AVRT ... #AVR #leadAVR #ecg ... electrocardiogram #diagnosis #ekg
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
abrupt rise in RA pressure ... EKG of the same ... to diagnose the case ... excludes other differentials ... That’s called Frog
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... Diagnosis Table ... • ST vs SVT (AVNRT ... AFIutter) • P-waves ... #Differential #
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
3 different P waves ... longer pause 2º ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Nodal Reentrant Tachycardia ... incoming current from ... - In most case ... ECG usually shows ... narrow complex tachycardia
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
• Ventricular tachycardia ... effect (e.g. αblockers ... effect (e.g. sedation ... Classification #Table ... #Causes
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... 300 = NSVT EKG ... opposite direction from ... may not occur Differential ... PVC #diagnosis #differential
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
antihypertensive agents from ... risk factors (eg ... hypertension (eg ... hypertension (eg ... #Differential #
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
condition with a wide ... ECG is vital while ... the determined cause ... #diagnosis #differential ... cardiology #treatment #table