30 results
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
PR interval are normal ... Wandering Atrial ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #variants #clinical
Osborn (J Wave)

Etiology 
• Hypothermia (below 320C / SOOF) 
• Normal variant 
• Hypercalcemia 
• Neurological
320C / SOOF) • Normal ... variant • Hypercalcemia ... fibrillation Clinical ... Osborn #JWave #Diagnosis ... #EKG #ECG #Hypothermia
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
configuration - are abnormal ... variant. ... This EKG was recorded ... #Cardiology #diagnosis ... #Clinical
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
characterized by an abnormal ... pathway between the atria ... QRS interval on EKG ... WolffParkinsonWhite #WPW #Cardiology ... #Clinical #Diagnosis
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
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... (e.g. ectopic atrial ... variant), Amplitude ... Electrocardiogram #cardiology ... #diagnosis #system
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
PR interval are normal ... Wandering Atrial ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #variants #clinical
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
- Differential Diagnosis ... Takayasu disease • Normal ... variant Pulsus ... pressure >10mmHg: • Cardiac ... #Differential #Diagnosis
Transposition of Great Arteries (TGA) on Chest XRay
 - Oval Shaped Cardiac Silhouette 
 - Narrow
- Oval Shaped Cardiac ... vasculature - Egg-on-a-string ... GreatArteries #TGA #CXR ... #ChestXRay #Radiology ... #Diagnosis #Clinical
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... summation gallop • Abnormal ... ECG, echocardiogram ... shock, sudden cardiac ... #Management #Cardiology