Moyamoya Disease

Overview

A noninflammatory, progressive occlusion of the intracranial CAROTID ARTERIES and the formation of netlike collateral arteries arising from the CIRCLE OF WILLIS. Cerebral angiogram shows the puff-of-smoke (moyamoya) collaterals at the base of the brain. It is characterized by endothelial HYPERPLASIA and FIBROSIS with thickening of arterial walls. This disease primarily affects children but can also occur in adults.

This information is general and should not be treated as medical advice. Always speak directly with a qualified healthcare professional before making decisions about treatment, diagnosis, procedures, medicines or care.

Quick facts about Moyamoya Disease

Topic type

Condition

Category

Cardiology

MeSH classification

C10.228.140.300.200.600|C10.228.140.300.510.200.737|C14.907.137.615|C14.907.253.123.620|C14.907.253.560.200.737

Preparing for an appointment about Moyamoya Disease

If you are speaking with a healthcare professional about Moyamoya Disease, it can help to prepare a few details in advance.

• Write down your symptoms and when they started.
• Bring details of any medicines, supplements or previous treatments.
• Ask what tests or assessments may be needed.
• Ask what treatment or management options may be suitable.
• Ask when you should seek urgent medical help or follow-up care.

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