However, on the contrary, in the study conducted by Tomida et al (13), it has been shown that renal phosphate wasting persisted in the chronic-phase of renal transplantation even with normophosphatemia, however persistent hyperparathyroidism and longer dialysis vintage, but not FGF23, was associated with renal phosphate wasting in the chronic phase. The gene discussed is FGF23; the disease is hyperparathyroidism.