ABSTRACT
A 58-year-old South Asian man has recently been found to have a raised serum creatinine of 156 µmol/L (reference range: 60-120 µmol/L). He has been on antihypertensive treatment for 10 years and a smoker for 40 years. He is on nifedipine, atenolol and simvastatin. His serum creatinine was 121 µmol/L a year ago.
