Plasma Ang-2 and calprotectin were higher in subjects with GCA compared to those with TAK (Ang-2: 3,111 ± 1,539 pg/ml vs. 1,787 ± 290 pg/ml, P = 0.02; calprotectin: 1,092 ± 636 ng/mL vs. 587 ± 297 ng/mL, P = 0.03). This evidence concerns the gene ANGPT2 and temporal arteritis.