IL-36α displayed an AUC of 0.796 (95% CI: 0.715–0.876) in discriminating BS patients with genital aphthosis from those with PsA, and an AUC of 0.798 (95% CI: 0.719–0.879) in discriminating BS patients with uveitis from those with PsA. This evidence concerns the gene IL36A and uveitis.