atrioventricular block

A disorder characterized by a dysrhythmia with complete failure of atrial electrical impulse conduction through the AV node to the ventricles.

Symptoms of atrioventricular block

The following features are indicative of atrioventricular block:
  • chest pain
  • dizziness
  • fatigue
  • feeling faint
  • tiredness
  • heart palpitations
It is possible that atrioventricular block shows no physical symptoms and still is present in a patient.

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Common Causes of atrioventricular block

The following are the most common causes of atrioventricular block:
  • ischaemia
  • infarction
  • fibrosis
  • side effect of digitalis, calcium channel blocker and beta-blockers
  • suddenly failure of the His-Purkinje cells
  • heart valve disease

Other Causes of atrioventricular block

The following are the less common causes of atrioventricular block:
  • cardiac sarcoidosis
  • Lyme disease

Risk Factors for atrioventricular block

The following factors may increase the likelihood of atrioventricular block:
  • young people
  • atrial septal defect
  • athletes person
  • autoimmune disease
  • heredity
  • sarcoidosis
  • exposure to toxic substances
  • taking digitalis medicines
  • Lev's disease
  • Lenegre's disease

Prevention of atrioventricular block

Yes, it may be possible to prevent atrioventricular block.

Occurrence of atrioventricular block

Common Age Group

atrioventricular block can occur at any age.

Common Gender

atrioventricular block can occur in any gender.

Lab Tests and Procedures for Diagnosis of atrioventricular block

The following lab tests and procedures are used to detect atrioventricular block:
  • Physical examination: To check the signs of heart failure like swollen ankles and feet
  • ECG (Electrocardiogram): To check the electrical signals of the heart

Complications of atrioventricular block if untreated

Yes, atrioventricular block causes complications if it is not treated. Below is the list of complications and problems that may arise if atrioventricular block is left untreated:
  • atrial fibrillation
  • heart attack

Procedures for Treatment of atrioventricular block

The following procedures are used to treat atrioventricular block:
  • Pacemaker: It regulates the heartbeat

Last updated date

This page was last updated on 2/04/2019.
This page provides information for atrioventricular block.

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