Dissection (medical)

In medical pathology, dissection refers to a tear in the wall of a blood vessel.

Types
Examples include:
 * Coronary artery dissection
 * Aortic dissection (aorta)
 * Carotid artery dissection (carotid artery)
 * Vertebral artery dissection (vertebral artery)

Carotid and vertebral artery dissection are grouped together as "cervical artery dissection".