19 results
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
Tachycardias - Pathophysiology ... Conduction pathways ... Fibrillation • AV Nodal ... SVT #diagnosis #cardiology ... #conduction #pathways
Ventricular Parasystole on EKG

Normal AV conduction depolarizes the ventricle before the parasystolic focus fires

- Dr. Eric
Parasystole on EKG ... Normal AV conduction ... the parasystolic focus ... #Parasystole #EKG ... #cardiology #clinical
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
- Decreases AV nodal ... conduction Uses ... : - Atrial fibrillation ... and atrial flutter ... #Cardiology #Digitalis
Junctional Rhythms - Junctional rhythm describes an abnormal heart rhythm resulting from impulses coming from a
coming from a locus ... junction" between atria ... #Cardiology #MedStudent ... #EKG #Junctional ... #Rhythms #Table
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
characterized by an abnormal ... accessory conduction ... pathway between the atria ... QRS interval on EKG ... WolffParkinsonWhite #WPW #Cardiology
Wolff–Parkinson–White syndrome (WPW) is one of several disorders of the electrical system of the heart that
accessory electrical conduction ... pathway between the atria ... #Pathophysiology ... #Diagnosis #Cardiology ... #MedStudent #EKG
Cardiac Amyloid - Diagnosis, Signs, Symptoms and Management

Clinical Presentation
- exertional dyspnea
- peripheral edema
- exertional syncope
- peripheral
hepatomegaly - normal ... despite hx HTN) EKG ... precordial leads) - atrial ... fibrillation - conduction ... Signs #Symptoms #Cardiology
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Tachycardia (AVNRT) - Pathophysiology ... - Normal conduction ... ECG usually shows ... Tachycardia #AVNRT #Pathophysiology ... #cardiology #SVT
d-Transposition of the Great Arteries
 • Anatomy
 • Epidemiology
 • Associated Lesions
 • Pathophysiology/Presentation
 • Classic
Great Arteries • Anatomy ... Associated Lesions • Pathophysiology ... Chest Xray – “Egg ... switch • Arterial ... peds #pediatrics #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate with AV nodal ... Control rate (e.g ... Control rate (e.g ... Treatment #management #cardiology