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First received: December 20, 2024

Clinical Trial: Circle of Willis Variants in Nepali Population Evaluated in TOF MR Angiography

Study Status: COMPLETED

Recruit Status: COMPLETED

Condition: Circle of Willis; Aneurysm, Congenital, Ruptured

Study Type: OBSERVATIONAL


Official Title: Exploring Variants of Circle of Willis Through 3 Dimensional Time-of-Flight Magnetic Resonance Angiography Imaging: A Retrospective Cross Section Study

Brief Summary: The brain, though it constitutes only 2% of total body weight, receives 20% of the cardiac output.Blood supply to the brain comes from two major pairs of arteries: the anterior carotid arteries and the posterior vertebral arteries, which form an important collateral network.This network ensures that blood flow is maintained even if one of the arteries is obstructed.In 1664, Sir Thomas Willis first described this system, which was later named the "Circle of Willis" (COW) after him.Normally, there is…

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