avascularization

1. Expulsion of blood from a part, as by means of a tourniquet or other means of arterial compression. 2. Loss of vascularity, as by scarring.

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avas·cu·lar·i·za·tion (a-vas″ku-lər-ĭ-zaґshən) the diversion of blood from tissues; it may be accomplished by ligating vessels or by applying tight elastic bandages.