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Collateral circulation

From Biology-Online Dictionary | Biology-Online Dictionary
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Collateral Circulation: (pathophysiology) arterial branching, existing within the coronary circulation.

When occlusion of the coronary arteries occurs slowly over a long period, there is a greater chance of adequate collateral circulation developing.

growth of collateral circulation is attributed to two factors: The inherited predisposition to develop new vessels, and the presence of chronic ischemia