ICD-9-CM 746.2 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 746.2 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
A congenital heart defect characterized by downward or apical displacement of the tricuspid valve, usually with the septal and posterior leaflets being attached to the wall of the right ventricle. It is characterized by a huge right atrium and a small and less effective right ventricle
A rare congenital heart malformation characterized by apical displacement of the opening of the tricuspid valve. The defect involves both the right ventricle and the tricuspid valve, and can lead to cardiomyopathy and tachyarrhythmias