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brachiocephalic arteritis


Definition: giant-cell arteritis seen in older adults; characterized by inflammatory lesions in medium-sized arteries, most commonly in the head, neck, and/or pectoral girdle area; lesions include fragmented elastin, macrophages, and giant cells. Erythrocyte sedimentation rate is usually markedly elevated. Visual loss can occur.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.