The presence ofhigh level of NGAL (594 ng/mL) quickly confirmed the diagnosis of an ongoing ATN.Then, instead of continuing the trial of IV hydration for another 24h, the clinicianwas reassured by the diagnosis of ATN and quickly stopped the IV hydration,potentially preventing complications associated with positive fluid balance. This evidence concerns the gene LCN2 and oculocutaneous albinism type 1.