Atrioventricular Block: eMedicine Cardiology

Links shared publicly online about this topic.

  • 1,241
    total visits

Atrioventricular Block: eMedicine Cardiology

emedicine.medscape.com

Overview: Atrioventricular (AV) block occurs when the atrial depolarization fail to reach the ventricles or when atrial depolarization is conducted with a delay. Three degrees of AV block are recognized. First-degree AV block consists of prolongation of ...

View full resource at emedicine.medscape.com

Tags: Heart, Heart Disease, Arrhythmia, Heart Block, First-Degree Heart Block, Cardiology

  • Share

Most Recently Shared on April 14, 2010 at 5:06 pm By:

J_Bohlen Julie Bohlen

An atrioventricular block can be divided into 3 degrees. Know the causes, symptoms, and treatment of each type. http://bit.ly/dxzxjV

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

  • View Related
  • Share

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...

Cardiology News & Articles - MDLinx - Heart Block on #MDlinx

mdlinx.com — “Cardiology News & Articles - MDLinx - Heart Block on #MDlinxView full resource at mdlinx.com

  • View Related
  • Share

Most Recently Shared on July 30, 2010 at 9:54 pm By:

MDLinx Sandeep Pulim MD Doctor, Health Communicator, and Physician

Diagnosing fetal atrioventricular heart blocks: Scandinavian Journal of Immunology http://bit.ly/aWqXMj #cardio #mdlinx

2 years ago...

Second-Degree Atrioventricular Block: eMedicine Cardiology

emedicine.medscape.com — “Overview: Second-degree atrioventricular (AV) block is characterized by disturbance, delay, or interruption of impulse conduction through the AV node. This excludes block due to premature atrial beats. The AV block can be permanent or transient, depending on ...View full resource at emedicine.medscape.com

  • View Related
  • Share

Most Recently Shared on June 4, 2010 at 9:52 pm By:

Endocardial Cushion Defects: eMedicine Cardiology

emedicine.medscape.com — “Overview: Endocardial cushion defects, more commonly known as atrioventricular (AV) canal or septal defects, include a range of defects characterized by involvement of the atrial septum, the ventricular septum, and one or both of the AV valves. ...View full resource at emedicine.medscape.com

  • View Related
  • Share

Most Recently Shared on April 14, 2010 at 7:44 pm By:

J_Bohlen Julie Bohlen Health Executive and Active Health Library

Endocardial cushing defects are also called atrioventricular canal or septal defects. Learn the symptoms. http://bit.ly/b2vyOR

2 years ago...

Congenitally Corrected Transposition: eMedicine Cardiology

emedicine.medscape.com — “Overview: Congenitally corrected transposition of the great vessels is a rare congenital heart defect associated with multiple cardiac morphological abnormalities and conduction defects. Pathophysiology During embryological development, left-handed looping of the heart tube results in atrioventricular (AV) ...View full resource at emedicine.medscape.com

  • View Related
  • Share

Most Recently Shared on April 14, 2010 at 6:21 pm By:

Health_SS Susan S Health Advocate

Congenitally corrected transposition is a congenital heart defect. Learn what it is and its causes. http://bit.ly/9AEWQQ

2 years ago...

Wolff-Parkinson-White Syndrome: eMedicine Cardiology

emedicine.medscape.com — “Overview: In 1930, Wolff, Parkinson, and White originally described bundle-branch block with a short PR interval in patients prone to paroxysmal tachycardia.1 Pre-excitation was defined by Durrer et al in 1970 when they wrote, Pre-excitation exists, ...View full resource at emedicine.medscape.com

  • View Related
  • Share

Most Recently Shared on April 14, 2010 at 6:07 pm By:

Health_SS Susan S Health Advocate

Wolff-Parkinson-White syndrome is a congenital abnormality. Learn the symptoms and causes of the disorder. http://bit.ly/dcZViT

2 years ago...

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 ...View full resource at emedicine.medscape.com

  • View Related
  • Share

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

Health_SS Susan S Health Advocate

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

2 years ago...

Heart Block, Second Degree: eMedicine Emergency Medicine

emedicine.medscape.com — “Overview: Second-degree heart block, or second-degree atrioventricular (AV) block, refers to a disorder of the cardiac conduction system in which some atrial impulses are not conducted to the ventricles. Electrocardiographically, some P waves are not followed by ...View full resource at emedicine.medscape.com

  • View Related
  • Share

Most Recently Shared on April 14, 2010 at 5:45 pm By:

Health_SS Susan S Health Advocate

2nd degree heart block is a condition in which not all atrial impulses are conducted to the ventricles. Learn the cause.http://bit.ly/bIJQkv

2 years ago...

Atrioventricular Dissociation: eMedicine Cardiology

emedicine.medscape.com — “Overview: Atrioventricular (AV) dissociation is a condition in which the atria and ventricles do not activate in a synchronous fashion but beat independent of each other. AV dissociation usually refers to the situation in which the ventricular ...View full resource at emedicine.medscape.com

  • View Related
  • Share

Most Recently Shared on April 14, 2010 at 5:40 pm By:

Health_SS Susan S Health Advocate

Atrioventricular dissociation occurs when the upper & lower portions of the heart do not beat in sync. What causes it. http://bit.ly/apyQBt

2 years ago...

Pediatrics, Tachycardia: eMedicine Emergency Medicine

emedicine.medscape.com — “Overview: Tachycardia is an abnormal rapidity of heart action that usually is defined as a heart rate more than 100 beats per minute (bpm) in adults. In children, the normal heart rate is age dependent, and the ...View full resource at emedicine.medscape.com

  • View Related
  • Share

Most Recently Shared on April 14, 2010 at 5:19 pm By:

J_Bohlen Julie Bohlen Health Executive and Active Health Library

The definition of tachycardia in children can vary, depending on the child's age. What causes pediatric tachycardia? http://bit.ly/aIwheL

2 years ago...

Brugada Syndrome: eMedicine Cardiology

emedicine.medscape.com — “Overview: Brugada syndrome is a disorder characterized by sudden death associated with one of several ECG patterns characterized by incomplete right bundle branch block and ST elevations in the anterior precordial leads. (See Media file 2.) In ...View full resource at emedicine.medscape.com

  • View Related
  • Share

Most Recently Shared on April 14, 2010 at 5:08 pm By:

J_Bohlen Julie Bohlen Health Executive and Active Health Library

Brugada syndrome is a leading cause of death, aside from accidents, in men under the age of 40. Are you at risk? http://bit.ly/b6Sde3

2 years ago...

Third-Degree Atrioventricular Block: eMedicine Cardiology

emedicine.medscape.com — “Overview: In the heart, normal impulse initiation begins in the sinoatrial node. The excitation wave then travels through the atrium. During this time, surface ECG recordings show the P wave. Following intra-atrial conduction to the area of ...View full resource at emedicine.medscape.com

  • View Related
  • Share

Most Recently Shared on April 14, 2010 at 4:57 pm By:

SusanS_Health Susan Scroggins Active Health Library and Health Advocate

A 3rd degree atrioventricular block is the same as a complete heart block. Here is what patients need to know. http://bit.ly/ddUYwW

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

  • View Related
  • Share

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...

Heart Block, Third Degree: eMedicine Emergency Medicine

emedicine.medscape.com — “Overview: Complete heart block, also referred to as third-degree heart block, or third-degree atrioventricular (AV) block, is a disorder of the cardiac conduction system where there is no conduction through the AV node. Therefore, complete dissociation of ...View full resource at emedicine.medscape.com

  • View Related
  • Share

Most Recently Shared on April 14, 2010 at 4:44 pm By:

SusanS_Health Susan Scroggins Active Health Library and Health Advocate

A 3rd degree heart block is the same as a complete heart block. Learn the causes, symptoms, and treatment options. http://bit.ly/cLeWFf

2 years ago...

Advertisement