Junctional Rhythm: eMedicine Cardiology

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Junctional Rhythm: eMedicine Cardiology

emedicine.medscape.com

Overview: Cardiac rhythms arising from the atrioventricular (AV) junction occur as an automatic tachycardia or as an escape mechanism during periods of significant bradycardia with rates slower than the intrinsic junctional pacemaker. The AV node (AVN) has ...

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Tags: Heart, Bradycardia, Tachycardia, Sleep, Children's Health, Cardiology

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Most Recently Shared on April 14, 2010 at 5:47 pm By:

Health_SS Susan S

Junctional rhythms are common during sleep in young children & athletes. What are they, and are they dangerous? http://bit.ly/bB9k3g

2 years ago...

Paroxysmal Supraventricular Tachycardia: Differential Diagnoses & Workup - eMedicine Cardiology

emedicine.medscape.com — “Diagnosis: Supraventricular tachycardia (SVT), a common clinical condition, is any tachyarrhythmia that requires atrial and/or atrioventricular (AV) nodal tissue for its initiation and maintenance. It is usually a narrow-complex tachycardia that has a regular, rapid rhythm; exceptions ...View full resource at emedicine.medscape.com

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Most Recently Shared on August 21, 2010 at 1:05 pm By:

nursingpins Vernon Dutton, R.N. Nurse

Many times HR & PR interval alone are used to differentiate SVT - not important as symp to watch for #nurses http://tinyurl.com/259fb4o

2 years ago...

Synchronized Electrical Cardioversion: eMedicine Cardiology

emedicine.medscape.com — “Overview: History and Delivery of direct current (DC) shocks to the heart has long been used successfully to convert abnormal heart rhythms back to normal sinus rhythm. In 1775, Abildgaard reported using electricity to both induce and revive ...View full resource at emedicine.medscape.com

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Most Recently Shared on April 14, 2010 at 8:06 pm By:

J_Bohlen Julie Bohlen Health Executive and Active Health Library

Understanding synchronized electrical cardioversion: How and why it's performed. http://bit.ly/b2OnM2

2 years ago...

Ventricular Tachycardia: eMedicine Cardiology

emedicine.medscape.com — “Overview: Ventricular tachycardia (VT) refers to any rhythm faster than 100 beats per minute arising distal from the bundle of His. The rhythm may arise from working ventricular myocardium and/or the distal conduction system. VT may cause ...View full resource at emedicine.medscape.com

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Most Recently Shared on April 14, 2010 at 5:29 pm By:

J_Bohlen Julie Bohlen Health Executive and Active Health Library

Ventricular tachycardia is a heart rhythm over 100 beats per minute arising from the ventricle. What might cause VT? http://bit.ly/bE0RYL

2 years ago...

Paroxysmal Supraventricular Tachycardia: eMedicine Cardiology

emedicine.medscape.com — “Overview: Supraventricular tachycardia (SVT), a common clinical condition, is any tachyarrhythmia that requires atrial and/or atrioventricular (AV) nodal tissue for its initiation and maintenance. It is usually a narrow-complex tachycardia that has a regular, rapid rhythm; exceptions ...View full resource at emedicine.medscape.com

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Most Recently Shared on April 14, 2010 at 4:52 pm By:

SusanS_Health Susan Scroggins Active Health Library and Health Advocate

Paroxysmal supraventricular tachycardia is episodic, meaning it starts & ends quickly. Have you experienced it? http://bit.ly/9MAlGl

2 years ago...

Atrial Tachycardia: eMedicine Cardiology

emedicine.medscape.com — “Overview: Atrial tachycardia is a rhythm disturbance that arises in the atria. Atrial tachycardia is defined as a supraventricular tachycardia (SVT) that does not require the atrioventricular (AV) junction, accessory pathways, or ventricular tissue for initiation and ...View full resource at emedicine.medscape.com

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Most Recently Shared on April 14, 2010 at 4:32 pm By:

SusanS_Health Susan Scroggins Active Health Library and Health Advocate

Atrial tachycardia is a rhythm disturbance that starts in the atria of the heart. Causes, symptoms, and treatments. http://bit.ly/OwSvg

2 years ago...

Accelerated Idioventricular Rhythm: eMedicine Cardiology

emedicine.medscape.com — “Overview: Accelerated idioventricular rhythm (AIVR) was first described by Thomas Lewis in 1910.1 AIVR is currently defined as an enhanced ectopic ventricular rhythm with at least 3 consecutive ventricular beats, which is faster than normal intrinsic ...View full resource at emedicine.medscape.com

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Most Recently Shared on April 14, 2010 at 4:25 pm By:

SusanS_Health Susan Scroggins Active Health Library and Health Advocate

Accelerated idioventricular rhythm is a faster than normal heart rate, but one that isn't considered tachycardia. http://bit.ly/azScrY

2 years ago...

Holiday Heart Syndrome: eMedicine Cardiology

emedicine.medscape.com — “Overview: Alcohol consumed in large quantities for many years has long been recognized to induce an alcoholic cardiomyopathy. Clinically identical to idiopathic dilated cardiomyopathy, alcoholic cardiomyopathy is a major form of secondary dilated cardiomyopathy in the Western ...View full resource at emedicine.medscape.com

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Most Recently Shared on November 5, 2009 at 3:24 am By:

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