21 results
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Sinus Arrhythmia ... Sinus #Arrhythmia ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #variants #clinical
Sinus pause/arrest vs Sinoatrial Block

#cardiology #diagnosis #ekg #ecg #electrocardiogram #sinuspause #sinoatrialblock
Sinus pause/arrest ... vs Sinoatrial Block ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
Ventriculophasic Sinus Arrhythmia - ECG Diagnosis
 • The P to P interval encompassing a QRS complex
Arrhythmia - ECG ... Diagnosis • The ... presence of AV block ... #diagnosis #ekg ... #ecg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Sinus Arrhythmia ... Sinus #Arrhythmia ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #variants #clinical
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... Cardiovascular MRI ... • Unexplained sinus ... gallop • Abnormal ECG ... , echocardiogram
Syncope is a sudden, transient loss of consciousness, which is thought to be secondary to cerebral
, e.g., due to arrhythmias ... responses or carotid sinus ... and an initial ECG ... should be guided by clinical ... cerebralhypoperfusion #arrhythmias
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
- Differential Diagnosis ... Palpitations Diagnosis ... exam • 12-lead ECG ... with variable block ... #Differential #Diagnosis
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
DANGER (2) Sinus ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Diagnosis Summary ... • During sinus ... • This is a clinically ... atrioventricular #blocks #AVBlock ... #diagnosis #electrocardiogram
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... Adrenergic Drive: • Sinus ... finding) • Atrial Arrhythmia ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram