Saccular aneurysm

Meaning of saccular

The term saccular means like a sac.

Axis I grading for saccular aneurysms in the Kamran grading system

Definition of saccular aneurysm

• An aneurysm that is shaped like a sac, a round aneurysm that bulges out from an artery;
• It usually only involves only part of the circumference (outside wall) of the artery.

Classification

They are classified as small, medium and large based on size.

Ultrasonography of saccular abdominal aortic aneurysm

Where is it commonly seen?

Saccular aneurysms are seen often in the brain, in the circle of Willis, as part of cerebral aneurysms but they can occur in any vessel. The vessels most commonly associated with saccular aneurysms include:

• Anterior communicating artery
• Posterior communicating artery
• Middle cerebral artery
• Internal carotid artery
• Basilar artery

Also see

• Cerebral aneurysm

Saccular aneurysm Resources
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