2006 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.* > 2006 ICD-9-CM Diagnosis 426.8 Other specified conduction disorders View the most recent version of ICD-9-CM 426.8 426.8 is a non-specific code that cannot be used to specify a diagnosis View the ICD-9-CM Volume 1 426.* hierarchy