not-yet-known not-yet-known not-yet-known unknown Reference laboratory values WBC: White blood cells: Reference range: 4 x 109 cells/L to 8 x 109 cells/L CRP: C-reactive protein: <10 mg/L Hb: Hemoglobin: 13 - 18 g/dl Total bilirubin 0.2-1 mg/dl Indirect bilirubin: <0.3 mg/dl LDH: Lactate dehydrogenase: <248 U/L