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Cardiovascular Diseases > Vascular Diseases > Aneurysm > Dissection, Blood Vessel

Preferred term

Dissection, Blood Vessel  

Type

  • Topical Descriptor

Broader concept

Narrower concepts

Entry terms

  • Blood Vessel Dissection

Note

  • coordinate with specific aneurysm term if available; otherwise coordinate with specific vessel or precoordinated vascular disease

Scope note

  • A tear or separation of the layers by a blood vessel typically involving vessels under pressure, i.e., ARTERIES, e.g., AORTA. Tearing of the TUNICA INTIMA layer of a blood vessel may lead to interstitial HEMORRHAGE. Dissection between the tunica intima and TUNICA MEDIA causes luminal occlusion. Dissection at the media, or between the media and the outer ADVENTITIA causes aneurismal dilation.

History note

  • 2023; use ANEURYSM, DISSECTING 2017-2022

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URI

http://www.yso.fi/onto/mesh/D000094665

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