21 results
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
• SINUS ARRYTHMIA ... HEART FAILURE • CARDIOMYOPATHY ... SYPATHOMIMETICS • CARDIAC ... #Differential #Diagnosis ... #Cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Sinus Arrhythmia ... Wandering Atrial ... Sinus #Arrhythmia ... #cardiology #diagnosis ... #variants #clinical
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
Almost any type of cardiac ... arrhythmia is seen ... commonly seen are sinus ... #Diagnosis #Cardiology ... #EKG #ECG #Digoxin
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
other causes of cardio-pulmonary ... Adrenergic Drive: • Sinus ... Arrhythmia* (e.g ... also a result of atrial ... Embolism #AcutePE #diagnosis
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
manifestation of cardiac ... • Inherited arrhythmia ... 300 = NSVT EKG ... (≥ 0.12s) with abnormal ... arrhythmia • Atrial
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Sinus Arrhythmia ... Wandering Atrial ... Sinus #Arrhythmia ... #cardiology #diagnosis ... #variants #clinical
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
- Differential Diagnosis ... Palpitations Diagnosis ... Causes: • Cardiomyopathy ... • Hypertrophic cardiomyopathy ... #Palpitations #Cardiology
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
• Unexplained sinus ... tachycardia • S3, S4 ... summation gallop • Abnormal ... ECG, echocardiogram ... shock, sudden cardiac
Yamaguchi cardiomyopathy on Echocardiogram (A4C)

ECG has been stable for years, she only feels unwell when in
Echocardiogram (A4C ... ) ECG has been ... Cardiac MR shows ... Echocardiogram #A4C ... #hypertrophic #clinical
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Cardiac Amyloid - Diagnosis, Signs, Symptoms and Management

Clinical Presentation
- exertional dyspnea
- peripheral edema
- exertional syncope
- peripheral
Cardiac Amyloid ... Management Clinical ... hepatomegaly - normal ... despite hx HTN) EKG ... precordial leads) - atrial