8 results
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
#Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram ... #variants #clinical ... #comparison
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... aVR • Classic EKG ... findings: Sinus ... #AVR #leadAVR #ecg ... #ekg #differential
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... • Chest pain, pericarditis ... • Unexplained sinus ... gallop • Abnormal ECG ... #Management #Cardiology
Myocarditis - Diagnosis and Causes
 • Clinical presentation: Pseudo-acute coronary syndrome, Cardiac failure <3 rnonths, Cardiogenic
and Causes • Clinical ... Paraclinical assessment: EKG ... hypokinesia, associated pericarditis ... • Rule out differential ... #cardiology #MRI
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
#Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram ... #variants #clinical ... #comparison
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... exam • 12-lead ECG ... tachycardia • Pericarditis ... Valvular disease (e.g ... #Differential #
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework ... depression Pericarditis ... bundle-branch block; and sinus ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Peripartum Cardiomyopathy (PPCM)

What is PPCM?
• A form of acute systolic heart failure that develops late in
of pregnancy (e.g ... Genetic variants (e.g ... deficiencies (e.g ... Consider biomarkers (e.g ... • Nonspecific: sinus