Fig. 4From: HLA-B52 allele in giant cell arteritis may indicate diffuse large-vessel vasculitis formation: a retrospective studyBiologics usage and relapse history of patients with LVV. The biologics usage and relapse history of patients with TAK (A) and LVV with GCA features (B) were compared between patients who were HLA-B52-positive and -negative. GCA, giant cell arteritis; HLA, human leucocyte antigen; LVV, large-vessel vasculitis; TAK, Takayasu arteritis. *P < 0.05Back to article page