17 results
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
FLUTTER • HEART ... • ATRIAL TACHYCARDIA ... SYPATHOMIMETICS • CARDIAC ... #Differential #Diagnosis ... #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
tachycardia ... (2) Atrial flutter ... tachycardia (MAT ... #EKG #diagnosis ... electrocardiogram #cardiology
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
fibrillation, sinus ... tachycardia - ... Atrial flutter ... Absent y descent - Cardiac ... #PhysicalExam #cardiology
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... rhythm with varying PP ... #Tachycardia #diagnosis ... #cardiology #EKG ... #labeled #clinical
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
Embolism The sensitivity ... other causes of cardio-pulmonary ... Adrenergic Drive: • Sinus ... Tachycardia (most ... Embolism #AcutePE #diagnosis
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
- Differential Diagnosis ... Palpitations Diagnosis ... flutter, or atrial ... Nonarrhythmic Cardiac ... #Palpitations #Cardiology
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
Almost any type of cardiac ... commonly seen are sinus ... Non-paroxysmal atrial ... tachycardia with ... #Diagnosis #Cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... findings: Sinus ... in aVR > 0.7: ppv ... #ekg #differential ... #cardiology
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... • Unexplained sinus ... tachycardia • ... shock, sudden cardiac ... #Management #Cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
normal • The PP ... Wandering Atrial ... #Arrhythmia #cardiology ... #diagnosis #ekg ... #variants #clinical