FGF23 and familial isolated congenital asplenia: In addition, after all 361 diabetic patients with ICAS had been divided into unstable and stable plaque, we found that the FGF23 median levels of the same cytokines were significantly higher in USP than in SP subjects [78.4 (68.4–87.5) vs 34.7 (29.7–41.1) pg/mL, p < 0.001].