IL6 and normocytic anemia: Lab test results disclosed normocytic anemia (110 g/L, ref 130–175 g/L), proteinuria (1.47 g/24 h), hypoalbuminemia (33.1 g/L, ref 40.0–55.0 g/L), hyperlipidemia, increased creatinine (511 umol/L, ref 53–132.6 umo/L), increased BUN (10.63 mmol/L, ref 2.9–7.14 mmol/L), decreased 25-hydroxyvitamin D (14.35 ng/mL, ref > 20 ng/mL), increased parathyroid hormone (248.7 pg/mL, ref 15–65 pg/mL), as well as elevated ESR and IL-6 level (47 mm/h, ref 0–15 mm/h; 7.6 ng/mL, ref 0–7 ng/mL).