| Vital signs |
| Pulse |
60 to 100 beats per minute |
| Blood pressure |
90 to 140 mmHg (systolic)
60 to 90 mmHg (diastolic) |
| Respirations |
12 to 20 breaths per minute |
|
Pulse oximetry
|
| Range |
Value |
| Normal |
95 to 100% |
|
Laboratory Reference Ranges in Healthy Adults The values listed below are generalizations.
|
Electrolytes
|
|
Ammonia:
|
15-50 �mol/L
|
|
Ceruloplasmin:
|
15-60 mg/dL
|
|
Chloride:
|
95-105 mmol/L
|
|
Copper:
|
70-150 �g/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 g/dL
|
|
Sodium:
|
135-145 mmol/L
|
|
Total calcium:
|
2-2.6 mmol/L
|
|
Total iron-binding capacity:
|
45-85 mol/L
|
|
Total serum iron:
|
65-180 g/dL (men), 30-170 g/dL (women)
|
|
Transferrin:
|
200-350 mg/dL
|
|
Urea:
|
1.2-3 mmol/L
|
|
Uric acid:
|
0.18-0.48 mmol/L
|
|
Zinc:
|
70-100 mol/L
|
|
Hematology
|
Hemoglobin:
|
13-17 g/dL (men), 12-15 g/dL (women)
|
|
Hematocrit
|
40%-52% (men), 36%-47% (women)
|
|
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
|
|
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
|
|
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
|
|
pH:
|
7.35-7.45
|
|
Base excess:
|
(-3)-(+3)
|
|
H+:
|
36-44 nmol/L
|
|
Oxygen saturation:
|
96%-100%
|
|
Bicarbonate (HCO3):
|
18-22 mmol/L
|
|
Gastrointestinal function
|
|
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 �mol/L
|
|
Gamma glutamyl transferase:
|
6-50 U/L
|
|
Lipase:
|
10-150 U/L
|
|
Total bilirubin:
|
2-20 �mol/L
|
|
Total protein:
|
60-80 g/L
|
|
Cardiac enzymes
|
|
Creatine kinase:
|
25-200 U/L
|
|
Creatine kinase MB (CKMB):
|
0-4 ng/mL
|
|
Troponin:
|
0-0.4 ng/mL
|
|
Vitamins
|
|
Folate (serum) :
|
7-36 nmol/L
|
|
Vitamin A:
|
30-65 �g/dL
|
|
Vitamin B12:
|
130-700 ng/L
|
|
Vitamin C:
|
0.4-1.5 mg/dL
|
|
Vitamin D:
|
5-75 ng/mL
|
|
Tumor markers
|
|
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
|
|
Alpha 1-antitrypsin:
|
20-50 �mol/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 �g/dL
|
|
Rheumatoid factor:
|
< 25 IU/ml
|