Laboratory Test Reference Ranges

IHO 2012

Blood, plasma, and serum laboratory tests

Aspartate aminotransferase (AST): 5-40 U/L

Alanine aminotransferase (ALT): 7-56 U/L

Calcitonin: 0.8–9.9 pg/ml

Calcium: 8-10.4 mg/dL

Creatinine, serum: 0.6-1.2 mg/dL

Ferritin:

                  Male: 15-200 ng/mL

                  Female: 12-150 ng/mL

Homocysteine: 5-12 μmol/L

Immunoglobulins, serum

                  IgA: 76-390 mg/dL

                  IgE: 0-380 IU/mL

                  IgG: 650-1500 mg/dL

                  IgM: 40-345 mg/dL

Iron (serum):

Male: 65-176 μg/dL

                  Female: 50-170 μg/dL

pH (arterial blood): 7.35-7.45

Proteins, serum

                  Total (recumbent): 6.0-7.8 g/dL

                  Albumin: 3.5-5.5 g/dL

                  Globulin: 2.3-3.5 g/dL

Total iron-binding capacity (TIBC): 262-474 µg/dL

Thyroxine (T4): 4-11 µg/dL

Hematologic laboratory tests:

Bleeding time: 2-7 minutes

CD4+ T cell count: 500-1200/ mm³

Fibrin degradation products: 0-10 mcg/mL

Fibrinogen: 170-420 mg/dL

Hematocrit:

                  Male: 41-53%

                  Female: 36-46%

Hemoglobin (Hgb)

Male: 13.5-17.5 g/dL

Female: 12.0-16.0 g/dL

Homocysteine: 5-12 μmol/L

International normalized ratio (INR): 0.8 – 1.2

Leukocyte count and differential

                  Leukocyte count: 4.5-11 x 10⁹/L (4,500-11,000/mm³)

                                    Neutrophils: 57%-65%

                                    Eosinophils: 1-3%

                                    Basophils: 0-0.75%

                                    Lymphocytes: 25-33%

                                    Monocytes: 3-7%

Mean cell hemoglobin (MCH): 25.4-34.6 pg/cell

Mean cell hemoglobin concentration (MCHC): 31-36% Hgb/cell

Mean corpuscular volume (MCV): 80-100 μm³

Partial thromboplastin time, activated (aPTT): 25-40 seconds

Platelet count: 150-450 x 10⁹/L (150,000-450,000/mm³)

Prothrombin time (PT): 11-15 seconds

Red blood cell count (RBC):

                  Male: 4.3-5.9 x 10¹²/L

                  Female: 3.5-5.5 x 10¹²/L

Red cell distribution width (RDW): 12-13.5%

Reticulocyte count: <1.0%

Urinalysis:

Proteins, total: <0.15 g/24 h

Proteins, dipstick: negative