I45.4

Applicable To

• Bundle-branch block NOS

Approximate Synonyms

• Bundle branch block

• Diffuse intraventricular block

• Intraventricular block, diffuse

Clinical Information

• A form of heart block in which the electrical stimulation of heart ventricles is interrupted at either one of the branches of bundle of his thus preventing the simultaneous depolarization of the two ventricles.

• An electrocardiographic finding defined by prolongation of the qrs complex. It is caused by damage of one of the bundle branches, resulting in the delay or obstruction of the conduction of electrical impulses.

Details

• I45.4 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

• The 2023 edition of ICD-10-CM I45.4 became effective on October 1, 2022.

• This is the American ICD-10-CM version of I45.4 – other international versions of ICD-10 I45.4 may differ.