carotid duplex scanning

carotid duplex scanning

a noninvasive ultrasound test used on the extracranial carotid artery to detect occlusive disease directly. It is recommended for patients with headaches and neurological symptoms such as transient ischemic attacks, hemiparesis, paresthesia, and acute speech or visual defects.
References in periodicals archive ?
If neither modality is available carotid duplex scanning may be useful in diagnosing a carotid artery dissection.