title: Letter to the editor.
mesh_terms: D058186:Acute Kidney Injury / Q000175:diagnosis*; D002315:Cardiopulmonary Bypass / Q000009:adverse effects*; D003404:Creatinine / Q000097:blood*; D055316:Cystatin C / Q000097:blood*; D005260:Female; D005919:Glomerular Filtration Rate / Q000502:physiology*; D006801:Humans; D008297:Male
chemical_list: D055316:Cystatin C; D003404:Creatinine