I77.74

Approximate Synonyms

• Bilateral vertebral artery dissection

• Dissection of bilateral vertebral arteries

• Dissection of left vertebral artery

• Dissection of right vertebral artery

• Left vertebral artery dissection

• Right vertebral artery dissection

• Vertebral artery dissection

Clinical Information

• Splitting of the vessel wall in the vertebral artery. Interstitial hemorrhage into the media of the vessel wall can lead to occlusion of the vertebral artery, aneurysm formation, or thromboembolism. Vertebral artery dissection is often associated with trauma and injuries to the head-neck region but can occur spontaneously.

Details

• I77.74 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 I77.74 became effective on October 1, 2022.

• This is the American ICD-10-CM version of I77.74 – other international versions of ICD-10 I77.74 may differ.