The advantage of ultrasonography in the diagnosis of extracranial vertebral artery dissection: Two case reports

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With the rapid development in technology of vascular imaging, the detection of artery dissection is also gradually increasing. Cervical artery dissection, including carotid artery and vertebral artery dissection, is associated in at least 20% of young adult patients with stroke. So, the diagnosis of cervical artery has become a great challenge.

Patient concerns:

We reported 2 patients who complained of dizziness and pain, the findings of US confirmed the presence of extracranial vertebral artery dissection.


The floating membrane in lumen and intramural hematoma were found in US, consistent with vertebral artery dissection, whereas DSA revealed no typical sign of artery dissection.


In order to the definite diagnosis we persuaded the patients to undergo DSA, but there was no strong evidence on the diagnosis of vertebtal artery dissection.


The patients were diagnosed of vertebral artery dissection by US.


US show more advantages in diagnosis of extracranial vertebral artery dissection, might even be considered as the first choice.

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