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