Category I45
Other conduction disorders
Clinical Classification Guidelines
Specific Diagnosis Codes
Right fascicular block
I45.0
Other and unspecified right bundle-branch block
I45.1
Unspecified right bundle-branch block
I45.10
Other right bundle-branch block
I45.19
Bifascicular block
I45.2
Trifascicular block
I45.3
Nonspecific intraventricular block
I45.4
Other specified heart block
I45.5
Pre-excitation syndrome
I45.6
Other specified conduction disorders
I45.8
Long QT syndrome
I45.81
Other specified conduction disorders
I45.89
Conduction disorder, unspecified
I45.9