What is collateral circulation? Collateral circulation is alternate or “backup” blood vessels in your body that can take over when another artery or vein becomes blocked or damaged. Your …

Even though the main vessels to the leg are blocked, enough blood can get to the tissues in the leg via the collateral circulation to keep them alive.

Aug 1, 2025 · Collateral circulation refers to a network of pre-existing, small blood vessels that can expand and form new connections to bypass a narrowed or blocked main artery. Think of …

Collateral circulation is defined as the development of an accessory blood flow network that utilizes pre-existing side branches of a main artery in response to stenosis or occlusion, …

Nov 3, 2023 · Collateral blood flow is an important mechanism helping to limit infarct size in the heart when a large coronary artery suddenly becomes occluded by a thrombus.

Jun 14, 2025 · Collateral circulation refers to a network of blood vessels that can reroute blood flow around an obstruction or blockage in a main artery or vein, thereby maintaining tissue …

Collateral circulation is a network of alternate circulation around a blocked artery or vein via another path, such as nearby minor vessels.

Collateral circulation, also known as the "natural bypass," refers to the development of new blood vessels in response to chronic occlusion or stenosis of a main vessel.

The collateral circulation is a network of specialized “endogenous bypass vessels” that is present in most tissues and provides protection against ischemic injury caused by ischemic stroke, …

Jul 9, 2024 · The cerebral collateral circulation is a network of blood vessels that helps maintain stable blood flow in the brain when a main artery is stenosed or occluded.