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Normal Laboratory Values

Below is a list of few of the commonly used normal laboratory values:

HEMATOLOGY

Red Blood Cells

RBC (Male)
4.2 - 5.6 M/µL

RBC (Female)
3.8 - 5.1 M/µL

RBC (Child)
3.5 - 5.0 M/µL

White Blood Cells

WBC (Male)
3.8 - 11.0 K / mm cubed

WBC (Female)
3.8 - 11.0 K / mm cubed

WBC (Child)
5.0 - 10.0 K / mm cubed

Hemoglobin

Hgb (Male)
14 - 18 g/dL

Hgb (Female)
11 - 16 g/dL

Hgb (child)
10 - 14 g/dL

Hgb (Newborn)
15 - 25 g/dL

Hematocrit

Hct (Male)
39 - 54%

Hct (Female)
34 - 47%

Hct (Child)
30 - 42%

MCV
78 - 98 fL

MCH
27 - 35 pg

MCHC
31 - 37%

Neutrophils
50 - 81%

Bands
1 - 5%

Lymphocytes
14 - 44%

Monocytes
2 - 6%

Eosinophils
1 - 5%

Basophils
0 - 1%

CARDIAC MARKERS

Troponin I
0 - 0.1 ng/ml (onset: 4-6 hrs, peak: 12-24 hrs, return to normal: 4-7 days)

Troponin T
0 - 0.2 ng/ml (onset: 3-4 hrs, peak: 10-24 hrs, return to normal: 10-14 days)

Myoglobin (Male)
10 - 95 ng/ml (onset: 1-3 hrs, peak: 6-10 hrs, return to normal: 12-24 hrs)

Myoglobin (Female)
10 - 65 ng/ml (onset: 1-3 hrs, peak: 6-10 hrs, return to normal: 12-24 hrs)

GENERAL CHEMISTRY

Acetone
0.3 - 2.0 mg%

Albumin
3.5 - 5.0 gm/dL

Alkaline Phosphatase
32 - 110 U/L

Anion gap
5 - 16 mEq/L

Ammonia
11 - 35 µmol/L

Amylase
50 - 150 U/dL

AST, SGOT (Male)
7 - 21 U/L

AST, SGOT (Female)
6 - 18 U/L

Bilirubin, Direct
0.0 - 0.4 mg/dL

Bilirubin, Indirect
total minus direct

Bilirubin, Total
0.2 - 1.4 mg/dL

BUN
6 - 23 mg/dL

Calcium (total)
8 - 11 mg/dL

Carbon dioxide
21 - 34 mEq/L

Carbon monoxide
symptoms at greater than or equal to 10% saturation

Chloride
96 - 112 mEq/L

Creatine (Male)
0.2 - 0.6 mg/dL

Creatine (Female)
0.6 - 1.0 mg/dL

Creatinine
0.6 - 1.5 mg/dL

Ethanol
0 mg%; Coma: greater than or equal to 400 - 500 mg%

Folic acid
2.0 - 21 ng/mL

Glucose
70 - 110 mg/dL (diuresis greater than or equal to 180 mg/dL)

HDL (Male)
25 - 65 mg/dL

HDL (Female)
38 - 94 mg/dL

Iron
52 - 169 µg/dL

Iron binding capacity
246 - 455 µg/dL

Lactic acid
0.4 - 2.3 mEq/L

Lactate
0.3 - 2.3 mEq/L

Lipase
10 - 140 U/L

Magnesium
1.5 - 2.5 mg/dL

Osmolarity
276 - 295 mOsm/kg

Parathyroid hormone
12 - 68 pg/mL

Phosphorus
2.2 - 4.8 mg/dL

Potasssium
3.5 - 5.5 mEq/L

Protein (total)
6.0 - 9.0 gm/dL

SGPT
8 - 32 U/L

Sodium
135 - 148 mEq/L

T3
0.8 - 1.1 µg/dL

Thyroglobulin
Less than 55 ng/mL

Thyroxine (T4) total
5 - 13 µg/dL

Total protein
5 - 9 gm/dL

TSH
Less than 9 µU/mL

Urea nitrogen
8 - 25 mg/dL

Uric acid (Male)
3.5 - 7.7 mg/dL

Uric acid (Female)
2.5 - 6.6 mg/dL

LIPID PANEL (ADULT)

Cholesterol (total)
Less than 200 mg/dL desirable

Cholesterol (HDL)
30 - 75 mg/dL

Cholesterol (LDL)
Less than 130 mg/dL desirable

Triglycerides (Male)
Greater than 40 - 170 mg/dL

Triglycerides (Female)
Greater than 35 - 135 mg/dL

URINE

Color
Straw

Specific Gravity
1.003 - 1.040

pH
4.6 - 8.0

Na
10 - 40 mEq/L

K
Less than 8 mEq/L

Cl
Less than 8 mEq/L

Protein
1 - 15 mg/dL

Osmolality
80 - 1300 mOsm/L

24 HOUR URINE

Amylase
250 - 1100 IU / 24 hr

Calcium
100 - 250 mg / 24 hr

Chloride
110 - 250 mEq / 24 hr

Creatinine
1 - 2 g / 24 hr

Creatine Clearance (Male)
100 - 140 mL / min

Creatine Clearance (Male)
16 - 26 mg / kg / 24 hr

Creatine Clearance (Female)
80 - 130 mL / min

Creatine Clearance (Female)
10 - 20 mg / kg / 24 hr

Magnesium
6 - 9 mEq / 24 hr

Osmolality
450 - 900 mOsm / kg

Phosphorus
0.9 - 1.3 g / 24 hr

Potassium
35 - 85 mEq / 24 hr

Protein
0 - 150 mg / 24 hr

Sodium
30 - 280 mEq / 24 hr

Urea nitrogen
10 - 22 gm / 24 hr

Uric acid
240 - 755 mg / 24 hr

COAGULATION

ACT
90 - 130 seconds

APTT
21 - 35 seconds

Platelets
140,000 - 450,000 / ml

Plasminogen
62 - 130%

PT
10 - 14 seconds

PTT
32 - 45 seconds

FSP
Less than 10 µg/dL

Fibrinogen
160 - 450 mg/dL

Bleeding time
3 - 7 minutes

Thrombin time
11 - 15 seconds

CEREBRAL SPINAL FLUID

Appearance
clear

Glucose
40 - 85 mg/dL

Osmolality
290 - 298 mOsm/L

Pressure
70 - 180 mm/H2O

Protein
15 - 45 mg/dL

Total cell count
0 - 5 cells

WBC's
0 - 6 / µL

HEMODYNAMIC PARAMETERS

Cardiac Index
2.5 - 4.2 L / min / m squared

Cardiac Output
4 - 8 LPM

Left Ventricular Stroke Work Index
40 - 70 g / m squared / beat

Mean Arterial Pressure
70 - 105 mm Hg

Pulmonary Vascular Resistance
155 - 255 dynes / sec / cm to the negative 5

Pulmonary Vaslular Resistance Index
255 - 285 dynes / sec / cm to the negative 5

Right Ventricular Stroke Work Index
7 - 12 g / m squared / beat

Stroke Volume
60 - 100 mL / beat

Stroke Volume Index
40 - 85 mL / m squared / beat

Systemic Vascular Resistance
900 - 1600 dynes / sec / cm to the negative 5

Systemic Vascular Resistance Index
1970 - 2390 dynes / sec / cm to the negative 5

Systolic Arterial Pressure
90 - 140 mm Hg

Diastolic Arterial Pressure
60 - 90 mm Hg

Central Venous Pressure
2 - 6 mm Hg; 2.5 - 12 cm H2O

Ejection Fraction
60 - 75%

Left Arterial Pressure
4 - 12 mm Hg

Pulmonary Artery Systolic
15 - 30 mm Hg

Pulmonary Artery Diastolic
5 - 15 mm Hg

Pulmonary Artery Pressure
10 - 20 mm Hg

Pulmonary Artery Wedge Pressure
4 - 12 mm Hg

Pulmonary Artery End Diastolic Pressure
8 - 10 mm Hg

Right Atrial Pressure
4 - 6 mm Hg

Right Ventricular End Diastolic Pressure
0 - 8 mm Hg

NEUROLOGICAL VALUES

Cerebral Perfusion Pressure
70 - 90 mm Hg

Intracranial Pressure
5 - 15 mm Hg or 5 - 10 cm H2O

ARTERIAL VALUES

pH
7.35 - 7.45

PaCO2
35 - 45 mm Hg

HCO3
22 - 26 mEq/L

O2 sat
96 - 100%

PaO2
85 - 100 mm Hg

BE
-2 to +2 mmol/L

VENOUS VALUES

pH
7.31 - 7.41

PaCO2
41 - 51 mm Hg

HCO3
22 - 29 mEq/L

O2 sat
60 - 85%

PaO2
30 - 40 mm Hg

BE
0 to +4 mmol/L

 
   
 

  

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