Normal Lab Values in Healthy Adults

Laboratory Reference Ranges in Healthy Adults

The values listed below are the general lab values which are normal range we should know.

• Ammonia: 15-50 µmol/L
• Ceruloplasmin: 15-60 mg/dL
• Chloride: 95-105 mmol/L
• Copper: 70-150 µg/dL
• Creatinine: 0.8-1.3 mg/dL
• Blood urea nitrogen: 8-21 mg/dL
• Ferritin: 12-300 ng/mL (men), 12-150 ng/mL (women)
• Glucose: 65-110 mg/dL
• Inorganic phosphorous: 1-1.5 mmol/L
• Ionized calcium: 1.03-1.23 mmol/L
• Magnesium: 1.5-2 mEq/L
• Phosphate: 0.8-1.5 mmol/L
• Potassium: 3.5-5 mmol/L
• Pyruvate: 300-900 µg/dL
• Sodium: 135-145 mmol/L
• Total calcium: 2-2.6 mmol/L (8.5-10.2 mg/dL)
• Total iron-binding capacity: 45-85 µmol/L
• Total serum iron: 65-180 µg/dL (men), 30-170 µg/dL (women)
• Transferrin: 200-350 mg/dL
• Urea: 1.2-3 mmol/L
• Uric acid: 0.18-0.48 mmol/L
• Zinc: 70-100 µmol/L
• Hematology
• See the list below:
• Hemoglobin: 13-17 g/dL (men), 12-15 g/dL (women)
• Hematocrit 40%-52% (men), 36%-47%
• Glycosylated hemoglobin 4%-6%
• Mean corpuscular volume (MCV): 80-100 fL
• Red blood cell distribution width (RDW): 11.5%-14.5%
• Mean corpuscular hemoglobin (MCH): 0.4-0.5 fmol/cell
• Mean corpuscular hemoglobin concentration (MCHC): 30-35 g/dL
• Reticulocytes 0.5%-1.5%
• White blood cells (WBC) 4-10 x 10^9/L
• Neutrophils: 2-8 x 10^9/L
• Bands: < 1 x 10^9/L
• Lymphocytes: 1-4 x 10^9/L
• Monocytes: 0.2-0.8 x 10^9/L
• Eosinophils: < 0.5 x 10^9/L
• Platelets: 150-400 x 10^9/L
• Prothrombin time: 11-14 sec
• International normalized ratio (INR): 0.9-1.2
• Activated partial thromboplastin time (aPTT): 20-40 sec
• Fibrinogen: 1.8-4 g/L
• Bleeding time: 2-9 min
• Lipids
• See the list below:
• Triglycerides: 50-150 mg/dL
• Total cholesterol: 3-5.5 mmol/L
• High-density lipoprotein (HDL): 40-80 mg/dL
• Low-density lipoprotein (LDL): 85-125 mg/dL
• Acid base
• See the list below:
• pH: 7.35-7.45
• Base excess: (-3)-(+3)
• H+: 36-44 nmol/L
• Partial pressure of oxygen (pO2): 75-100 mm Hg
• Oxygen saturation: 96%-100%
• Partial pressure of carbon dioxide (pCO2): 35-45 mm Hg
• Bicarbonate (HCO3): 18-22 mmol/L
• Gastrointestinal function
• See the list below:
• Albumin: 35-50 g/L
• Alkaline phosphatase: 50-100 U/L
• Alanine aminotransferase (ALT): 5-30 U/L
• Amylase: 30-125 U/L
• Aspartate aminotransferase (AST): 5-30 U/L
• Direct bilirubin: 0-6 µmol/L
• Gamma glutamyl transferase: 6-50 U/L
• Lipase: 10-150 U/L
• Total bilirubin: 2-20 µmol/L
• Total protein: 60-80 g/L
• Cardiac enzymes
• See the list below:
• Creatine kinase: 25-200 U/L
• Creatine kinase MB (CKMB): 0-4 ng/mL
• Troponin: 0-0.4 ng/mL
• Hormones
• See the list below:
• 17 hydroxyprogesterone (female, follicular): 0.2-1 mg/L
• Adrenocorticotropic hormone (ACTH): 4.5-20 pmol/L
• Estradiol: 1.5-5 ng/dL (male), 2-14 ng/dL (female, follicular), 2-16 ng/dL (female, luteal), < 3.5 ng/dL (postmenopausal)
• Free T3: 0.2-0.5 ng/dL
• Free T4: 10-20 pmol/L
• Follicle-stimulating hormone (FSH): 1-10 IU/L (male), 1-10 IU/L (female, follicular/luteal), 5-25 IU/L (female, ovulation), 30-110 IU/L (postmenopause)
• Growth hormone (fasting) : 0-5 ng/mL
• Progesterone: 70-280 (ovulation), ng/dL
• Prolactin: < 14 ng/mL
• Testosterone (male): 10-25 nmol/L
• Thyroxine-binding globulin: 12-30 mg/L
• Thyroid-stimulating hormone (TSH): 0.5-5 mIU/L
• Total T4, adult: 4.9-11.7 mg/dL
• Total T3: 0.7-1.5 ng/dL
• Free T3: 1.7-3.7 pg/mL
• Vitamins
• See the list below:
• Folate (serum) : 7-36 nmol/L
• Vitamin A: 30-65 µg/dL
• Vitamin B12: 130-700 ng/L
• Vitamin C: 0.4-1.5 mg/dL
• Vitamin D: 5-75 ng/mL
• Tumor markers
• See the list below:
• Alpha fetoprotein: 0-44 ng/mL
• Beta human chorionic gonadotropin (HCG): < 5 IU/I
• CA19.9: < 40 U/mL
• Carcinoembryonic antigen (CEA): < 4 ug/L
• Prostatic acid phosphatase (PAP): 0-3 U/dL
• Prostate-specific antigen (PSA): < 4 ug/L
• Miscellaneous
• See the list below:
• Alpha 1-antitrypsin: 20-50 µmol/L
• Angiotensin-converting enzyme: 23-57 U/L
• C-reactive protein: < 5 mg/L
• D-dimer: < 500 ng/mL
• Erythrocyte sedimentation rate (ESR): Less than age/2 mm/hour
• Lactate dehydrogenase (LDH): 50-150 U/L
• Lead: < 40 µg/dL
• Rheumatoid factor: < 25 IU/ml