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. 2018 Jul 7;7(6):388–396. doi: 10.1302/2046-3758.76.BJR-2018-0037

Fig. 1.

Fig. 1

Histology showing grade 1 (mild) aseptic lymphocyte-dominated vasculitis-associated lesion (ALVAL). There is fibrin deposition on the surface membrane with minimal necrosis (unbroken arrow). Macrophages are present, with visible metal debris (thin, unbroken line). There are thin perivascular lymphocytic cuffs forming aggregates but not follicles (broken arrow).