Childhood Cancer

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Childhood Brain and Spinal Cord Tumors

Values for healthy children

Each laboratory and lab handbook has slightly different reference values for each type of blood test. There is also variation in values for children of different ages. For instance, in children ranging in age from newborn to 4 years, granulocytes are lower and lymphocytes are higher than the numbers listed below. The following table lists blood tests and blood count values for healthy children.

Blood Test Type Values for Healthy Children
Hemoglobin (Hgb) 11.5 to 13.5 g/100 mL
Hematocrit (HCT) 34 to 40%
Red blood cells (RBCs) 3.9 to 5.3 million/cm3 or 3.9 to 5.3 x 1012/L
Platelets 160,000 to 380,000/mm3
White blood cells (WBCs) 5,000 to 15,000/mm3 or 5 to 15 K/uL
WBC differential:  
      Segmented neutrophils 40 to 70%
      Band neutrophils 1.5 to 8%
      Basophils <0.3%
      Eosinophils <0.5%
      Lymphocytes 20 to 50%
      Monocytes 2 to 10%
Liver function tests
ALT (sometimes called SGPT) 0 to 48 IU/L
AST (sometimes called SGOT) 0 to 36 IU/L
Bilirubin (total) 0.3 to 1.3 mg/dL
      Direct (conjugated) 0.1 to 0.4 mg/dL
      Indirect (unconjugated) 0.2 to 1.88 mg/dL
Kidney function tests
Blood urea nitrogen (BUN) 6 to 20 mg/dL
Creatinine 0.5 to 1.5 mg/dL
Electrolytes
Carbon dioxide (CO2) 24 to 30 mEq/L
Chloride 98 to 108 mEq/
Glucose 70 to 115 mEq/L
Potassium 3.5 to 5.0 mEq/L
Sodium 135 to 145 mEq/L
Minerals
Calcium 8.5 to 10.5 mg/dL
Magnesium 1.5 to 2.9 mg/dL
Appendix A: Blood Tests and What They MeanValues for children on chemotherapy

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