Blood, Plasma, Serum
|
Reference Range
|
 |
 |
Alanine aminotransferase (ALT), serum |
8-40 U/L |
 |
 |
Alkaline phosphatase, serum |
Male |
30-100 U/L |
 |
Female |
45-115 U/L |
 |
 |
Amylase, serum |
25-125 U/L |
 |
 |
Aspartate aminotransferase (AST), serum |
8-40 U/L |
 |
 |
Bilirubin, serum (adult) |
  Total |
0.1-1.0 mg/dL |
 |
  Direct |
0.0-0.3 mg/dL |
 |
 |
Calcium, serum (total) |
8.4-10.2 mg/dL |
 |
 |
Cholesterol, serum |
  Total |
150-240 mg/dL |
 |
  HDL |
30-70 mg/dL |
 |
  LDL |
<160 mg/dL |
 |
 |
Cortisol, serum |
0800 h |
5-23 μg/dL |
 |
1600 h |
3-15 μg/dL |
 |
2000 h |
50% of 0800 h |
 |
 |
Creatine kinase, serum |
Male |
25-90 U/L |
 |
Female |
10-70 U/L |
 |
 |
Creatinine, serum |
0.6-1.2 mg/dL |
 |
 |
Electrolytes, serum |
Sodium (Na+) |
136-145 mEq/L |
 |
Potassium (K+) |
3.5-5.0 mEq/L |
 |
Chloride (Cl–) |
95-105 mEq/L |
 |
Bicarbonate (HCO3–) |
22-28 mEq/L |
 |
Magnesium (Mg2+) |
1.5-2.0 mEq/L |
 |
 |
Estriol, total, serum (in pregnancy) |
24-28 wks |
30-170 ng/mL |
 |
28-32 wks |
40-220 ng/mL |
 |
32-36 wks |
60-280 ng/mL |
 |
36-40 wks |
80-350 ng/mL |
 |
 |
Ferritin, serum |
Male |
15-200 ng/mL |
 |
Female |
12-150 ng/mL |
 |
 |
Follicle-stimulating hormone, serum/plasma |
Male |
4-25 mIU/mL |
 |
Female |
 |
 |
  premenopause |
4-30 mIU/mL |
 |
  midcycle peak |
10-90 mIU/mL |
 |
  postmenopause |
40-250 mIU/mL |
 |
 |
Gases, arterial blood (room air) |
pH |
7.35-7.45 |
 |
Pco2 |
33-45 mm Hg |
 |
Po2 |
75-105 mm Hg |
 |
 |
Glucose, serum |
Fasting |
70-110 mg/dL |
 |
2-h postprandial |
<120 mg/dL |
 |
 |
Growth hormone- arginine stimulation |
Fasting |
<5 ng/mL |
 |
Provocative stimuli |
>7 ng/mL |
 |
 |
Immunoglobulins, serum |
IgA |
76-390 mg/dL |
 |
IgE |
0-380 IU/mL |
 |
IgG |
650-1,500 mg/dL |
 |
IgM |
40-345 mg/dL |
 |
 |
Iron |
50-170 μg/dL |
 |
 |
Lactate dehydrogenase, serum |
45-90 U/L (100-250 IU/L) |
 |
 |
Luteinizing hormone, serum/plasma |
Male |
6-23 mIU/mL |
 |
Female |
  follicular phase |
5-30 mIU/mL |
 |
  midcycle |
75-150 mIU/mL |
 |
  postmenopause |
30-200 mIU/mL |
 |
 |
Osmolality, serum |
275-295 mOsmol/kg H2O |
 |
 |
Parathyroid hormone, serum, N-terminal |
10-65 pg/mL |
 |
 |
Phosphate (alkaline), serum (p-NPP at 30° C) |
20-70 U/L |
 |
 |
Phosphorus (inorganic), serum |
3.0-4.5 mg/dL |
 |
 |
Prolactin, serum (hPRL) |
<20 ng/mL |
 |
 |
Proteins, serum |
  Total (recumbent) |
6.0-7.8 g/dL |
 |
  Albumin |
3.5-5.5 g/dL |
 |
  Globulin |
2.3-3.5 g/dL |
 |
 |
Thyroid-stimulating hormone (TSH), serum |
0.5-5.0 μU/mL |
 |
 |
Thyroidal iodine (123I) uptake |
8%-30% of administered dose/24 h |
 |
 |
Thyroxine (T4), serum |
5-12 μg/dL |
 |
 |
Triglycerides, serum |
35-160 mg/dL |
 |
 |
Triiodothyronine (T3), serum (RIA) |
115-190 ng/dL |
 |
 |
Triiodothyronine (T3) resin uptake |
25%-35% |
 |
 |
Urea nitrogen, serum (BUN) |
7-18 mg/dL |
 |
 |
Uric acid, serum |
3.0-8.2 mg/dL |
 |
 |
 |
 |
Hematologic
|
Reference Range
|
 |
 |
Bleeding time (template) |
2-7 minutes |
 |
 |
CD4+ T-lymphocyte count |
>500 mm3 |
 |
 |
Erythrocyte count |
Male |
4.3-5.9 million/mm3 |
 |
Female |
3.5-5.5 million/mm3 |
 |
 |
Erythrocyte sedimentation rate (Westergren) |
Male |
0-15 mm/h |
 |
Female |
0-20 mm/h |
 |
 |
Hematocrit |
Male |
41%-53% |
 |
Female |
36%-46% |
 |
 |
Hemoglobin A1c |
≤6% |
 |
 |
Hemoglobin, blood |
Male |
13.5-17.5 g/dL |
 |
Female |
12.0-16.0 g/dL |
 |
 |
Leukocyte count and differential |
Leukocyte count |
4,500-11,000/mm3 |
 |
Neutrophils, segmented |
54%-62% |
 |
Neutrophils, banded |
3%-5% |
 |
Eosinophils |
1%-3% |
 |
Basophils |
0%-0.75% |
 |
Lymphocytes |
25%-33% |
 |
Monocytes |
3%-7% |
 |
 |
Mean corpuscular hemoglobin (MCH) |
25.4-34.6 pg/cell |
 |
 |
Mean corpuscular hemoglobin concentration (MCHC) |
31%-36% Hb/cell |
 |
 |
Mean corpuscular volume (MCV) |
80-100 μm3 |
 |
 |
Partial thromboplastin time (activated) |
25-40 seconds |
 |
 |
Platelet count |
150,000-400,000/mm3 |
 |
 |
Prothrombin time |
11-15 seconds |
 |
 |
Reticulocyte count |
0.5%-1.5% of red cells |
 |
 |
Thrombin time |
<2 seconds deviation from control |
 |
 |
Volume |
Plasma |
  Male |
25-43 mL/kg |
 |
  Female |
28-45 mL/kg |
 |
Red cell |
  Male |
20-36 mL/kg |
 |
  Female |
19-31 mL/kg |
 |
Cerebrospinal Fluid
|
Reference Range
|
 |
 |
Cell count |
0-5/mm3 |
 |
 |
Chloride |
118-132 mEq/L |
 |
 |
Gamma globulin |
3%-12% of total proteins |
 |
 |
Glucose |
40-70 mg/dL |
 |
 |
Pressure |
70-180 mm H2O |
 |
 |
Proteins, total |
<40 mg/dL |
 |
 |
 |
 |
Sweat
|
Reference Range
|
 |
 |
Chloride |
0-35 mmol/L |
 |
 |
Urine |
Reference Range |
 |
 |
Calcium |
100-300 mg/24 h |
 |
 |
Chloride |
Varies with intake |
 |
 |
Creatine clearance |
Male |
97-137 mL/min |
 |
Female |
88-128 mL/min |
 |
 |
Estriol, total (in pregnancy) |
30 wks |
6-18 mg/24 h |
 |
35 wks |
9-28 mg/24 h |
 |
40 wks |
13-42 mg/24 h |
 |
 |
17-hydroxycorticosteroids |
Male |
3.0-10.0 mg/24 h |
 |
Female |
2.0-8.0 mg/24 h |
 |
 |
17-ketosteroids, total |
Male |
8-20 mg/24 h |
 |
Female |
6-15 mg/24 h |
 |
 |
Osmolality |
50-1,400 mOsmol/kg H2O |
 |
 |
Oxalate |
8-40 μg/mL |
 |
 |
Proteins, total |
<150 mg/24 h |
 |
 |
Sodium, total |
varies with diet |
 |
 |
Uric acid |
varies with diet |
 |
 |
Body Mass Index (Adult)
|
19-25 kg/m2
|
 |
 |
 |
 |
 |
 |
 |
 |