CRP and acute kidney injury: Initial blood tests showed iron-deficiency anaemia (Hb 8.8g/dl, mean corpuscular volume (MCV) 64.0fL), raised inflammatory markers (C-reactive protein (CRP) 362mg/L, white cell count (WCC) 13.9 × 109/L, neutrophil count 12.5 × 109/L) and acute kidney injury (creatinine 136micromol/L (baseline 80micromol/L)).