Fig. 1From: Unapparent systemic effects of regional anticoagulation with citrate in continuous renal replacement therapy: a narrative reviewAdapted from Leaf et al. [13]A simplified overview of changes in mineral metabolism in AKI. 1,25(OH)VITD3 deficiency in renal insufficiency is partly a consequence of 25(OH)VITD deficiency and a decrease in 1α-hydroxylase (CYP27B1) activity. This further leads to hypocalcemia, hyperphosphatemia, and hyperparathyroidism.Back to article page