8 results
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
Tachycardias - Pathophysiology ... Conduction pathways ... Nodal Reentry Tachycardia ... 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
Electrocardiogram (EKG ... - Decreases AV ... nodal conduction ... Uses: - Atrial ... #Cardiology #Digitalis
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Tachycardia (AVNRT) - Pathophysiology ... - Dual AV nodal ... - Normal conduction ... ECG usually shows ... #cardiology #SVT
Cardiac conducting system 
 - Sinoatrial (SA) node normally generates the action potential, i.e. the electrical
Cardiac conducting ... Sinoatrial (SA) node normally ... to excite left atrium ... - From the AV ... #Anatomy #Cardiology
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
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate with AV ... nodal blocking ... Control rate (e.g ... Treatment #management #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