Varicella Zoster Virus in the Temporal Artery of a Patient with Giant Cell Arteritis

We recently detected varicella zoster virus (VZV) in the temporal arteries (TA) of 5/24 patients with clinically suspect giant cell arteritis (GCA) whose TAs were GCA-negative pathologically; in those GCA-negative, VZV+TAs, virus antigen predominated in the arterial adventitia, but without medial necrosis and multinucleated giant cells

http://www.jns-journal.com/article/S0022-510X(13)02943-2/abstract