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2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Diseases Of The Circulatory System 390-459 > Other Forms Of Heart Disease 420-429 > Conduction Disorders 426.* >

2008 ICD-9-CM Diagnosis 426.9

Conduction disorder unspecified

 On October 1, 2008 the 2009 ICD-9-CM codes came into effect. Therefore, this code may be out of date.

The 2009 version of ICD-9-CM 426.9 can be accessed here.

  • Impairment of conduction in heart excitation. It is often applied specifically to atrioventricular heart block. (Dorland, 27th ed)
  • Transient asystole or ventricular fibrillation in the presence of atrioventricular block.
  • 426.9 is a specific code that can be used to specify a diagnosis
  • 426.9 contains 20 index entries
  • View the ICD-9-CM Volume 1 426.* hierarchy

426.9 also known as:

  • Heart block NOS
  • Stokes-Adams syndrome


Index entries containing 426.9:

Adams-Stokes (-Morgagni) disease or syndrome (syncope with heart block) 426.9
Arrhythmia (auricle) (cardiac) (cordis) (gallop rhythm) (juvenile) (nodal) (reflex) (sinus) (supraventricular) (transitory) (ventricle) 427.9
  • block 426.9
Block
  • arrhythmic 426.9
  • cardiac 426.9
  • conduction 426.9
  • heart 426.9
    • first degree (atrioventricular) 426.11
    • second degree (atrioventricular) 426.13
    • third degree (atrioventricular) 426.0
    • bundle branch (complete) (false) (incomplete) 426.50
      • bilateral 426.53
      • left (see also Block, bundle branch, left) 426.3
      • right (see also Block, bundle branch, right) 426.4
    • complete (atrioventricular) 426.0
    • congenital 746.86
    • incomplete 426.13
    • intra-atrial 426.6
    • intraventricular NEC 426.6
    • sinoatrial 426.6
    • specified type NEC 426.6
  • myocardial (see also Block, heart) 426.9
Defect, defective 759.9
  • conduction (heart) 426.9
    • bone (see also Deafness, conductive) 389.00
Delay, delayed
  • conduction (cardiac) (ventricular) 426.9
Disease, diseased - see also Syndrome
  • Adams-Stokes (-Morgagni) (syncope with heart block) 426.9
  • Morgagni-Adams-Stokes (syncope with heart block) 426.9
  • Stokes-Adams (syncope with heart block) 426.9
Disorder - see also Disease
  • conduction, heart 426.9
Morgagni-Adams-Stokes syndrome (syncope with heart block) 426.9
Spens' syndrome (syncope with heart block) 426.9
Stokes-Adams syndrome (syncope with heart block) 426.9
Syndrome - see also Disease
  • Adams-Stokes (-Morgagni) (syncope with heart block) 426.9
  • Morgagni-Adams-Stokes (syncope with heart block) 426.9
  • Spens' (syncope with heart block) 426.9
  • Stokes (-Adams) (syncope with heart block) 426.9