Memory Joggers: Normal Lab Values
Note: Values given are for adults. Normal lab values vary between hospitals and laboratories.
HEMATOLOGY
WBC 4500-11000 /uL
Neutrophils: 57-67%
Segs: 54-62%
Bands: 3-5%
Lymphocytes: 23-33%
Monocytes: 3-7%
Eosinophils: 1-3%
Basophils: 0-1%
Hgb M 13.5-17.5 g/dL
F 12.0-16.0 g/dL
Hct M 39-49%
F 35-45%
Platelets 150,000-450,000/uL
RBC M 4,300,000-5,700,000/uL
F 3,800,000-5,100,000/uL
MCV 80-100 fL
MCH 26-34 pg/cell
MCHC 31-37% Hgb/cell
Reticulocyte 0.5-1.5%
ESR M < 15 mm/hr
F < 20 mm/hr
Haptoglobin 26-185 mg/dL
PT 11-15 sec
PTT 20-35 sec
Bleeding Time 2-7 min
Thrombin Time 6.3-11.1 sec
Fibrinogen 200-400 mg/dL
D-dimer(FDP) neg
D-dimer Venous Thromboembolism
neg
CHEMISTRIES
Glucose 70-115 mg/dL
Sodium 135-145 mEq/L
Potassium 3.5-5.1 mEq/L
Chloride 98-106 mEq/L
Bicarb 22-29 mEq/L
BUN 7-18 mg/dL
Creatinine 0.6-1.2 mg/dL
Anion Gap 7-16 mEq/L
Osmolality 275-295 mOsm/kg
Calcium,total 8.4-10.2 mg/dL
Ca, ionized 4.65-5.28 mg/dL
Phosphate 2.7-4.5 mg/dL
>60 yrs M 2.3-3.7 F 2.8-4.1
Magnesium 1.3-2.1 mEq/L
Bilirubin,Total 0.2-1.0 mg/dL
Bilirubin, Conjugated 0-0.2 mg/dL
Protein, total 6.0-8.0 g/dL
Albumin 3.5-5.5 g/dL
Alpha-fetoprotein < 10 ng/mL
Alk. Phos M 38-126 U/L
F 70-230 U/L
LDH 90-190 U/L
AST(SGOT) 7-40 U/L
ALT(SGPT) 7-40 U/L
GGT M 9-50 U/L
F 8-40 U/L
CK M 38-174 U/L
F 26-140 U/L
CKMB <5%
Troponin <1.5 ng/mL
Lipase 10-140 U/L
>60 years 18-180 U/L
Amylase 25-125 U/L
C-peptide 0.70-1.89 ng/mL
Cholesterol <200 mg/dL
LDL Cholesterol <130 mg/dL
HDL Cholesterol M > 29 mg/dL
F > 35 mg/dL
Triglycerides M 40-160 mg/dL
F 35-135 mg/dL
Iron M 65-175 ug/dL
F 50-170 ug/dL
TIBC 250-450 ug/dL
Iron Saturation M 20-50 %
F 15-50 %
Ferritin M 20-250 ng/mL
F 10-120 ng/mL
Vitamin B12 100-700 pg/mL
Folate 3-16 ng/mL
Copper M 70-140 ug/dL
F 80-155 ug/dL
Zinc 70-150 ug/dL
PSA < 4.0 ng/mL
Acid Phos < 0.8 U/L
CEA < 2.5, smoker < 5.0 ng/mL
CA-125 < 35 U/mL
Lactate, venous 5.0-20.0 mg/dL
Uric Acid M 3.5-7.2 mg/dL
F 2.6-6.0 mg/dL
Ammonia Nitrogen 10-50 umol/L
ARTERIAL BLOOD GASES
pH 7.35-7.45
pCO2 35-45 mm Hg
pO2 80-100 mm Hg
HCO3 21-27 mEq/L
O2Sat 95-98%
Base Excess +/- 2 mEq/L
URINE
Min volume 0.5-1.0 mL/kg/hr
Spec Gravity 1.002- 1.030
Osmolarity 50-1400 mOsmol/kg
Creatinine Male=14-16 mg/kg/day
Female=11-20
Creatinine Clearance
Male=90-136 mL/min/1.73 m2
Female=80-125
Urea Nitrogen 12-20 g/day
Sodium 40-220 mEq/day
Potassium 25-125 mEq/day
Calcium 100-300 mg/day
Phosphate 0.4-1.3 g/day
Uric Acid 250-750 mg/day
Amylase 1-17 U/hr
Glucose <0.5 g/day
Albumin 10-100 mg/day
Protein 10-150 mg/day
5-HIAA 2-6 mg/day
17-Ketosteroids Male=8-22 mg/day
Female=3-15 mg/day
17-Ketogenic Steroids
Male=5-23 mg/day
Female=3-15 mg/day
17-Hydroxycorticosteroids
Male=3.0-10.0 mg/day
Female=2.0-8.0 mg/day
Homovanillic Acid(HVA) 4-8 mg/day
Metanephrine, total 0.05-1.2 ug/mg
TOXICOLOGY
Acetaminophen, toxic > 200 ug/mL
COHgb, toxic > 20% saturation
Ethanol (mg/dL, non-alcoholic pt)
>100 intoxed, ataxic, slurred
speech
>200 lethargic, stuporous,
vomitting
>300 coma
>500 repiratory depression, death
Ethylene Glycol, toxic > 20 mg/dL
Lead, toxic > 100 ug/dL
Methanol, toxic > 200 mg/L
Salicylate, toxic > 300 ug/mL(trough)
CEREBROSPINAL FLUID
Pressure 70-180 mm CSF supine
WBC 0-5 mononuclear cell/ul
Protein 15-45 mg/dL
Glucose 40-70 mg/dL
SYNOVIAL FLUID
WBC < 200/uL (<25% neutrophils)
Trauma, OA, SLE < 3000 WBC/ul
Gout, RA > 4000 WBC/ul
Septic > 60,000 WBC/ul
Protein <= 3.0 g/dL
Glucose > 40 mg/dL
Uric Acid < 8.0 mg/dL
LDH <= Serum LDH
ENDOCRINOLOGY
Aldosterone, supine 3-10 ng/dL
upright 5-30 ng/dL
Cortisol, 0800h 6-23 ug/dL
1600h 3-15 ug/dL
2200h <=50% of 0800 value
Estrogen, follicular 60-200 pg/mL
luteal 160-400 pg/mL
menopausal <= 130 pg/mL
FSH, follicular 1-9 mU/mL
ovulation 6-26 mU/mL
luteal 1-9 mU/mL
menopausal 30-118 mU/mL
Gastrin < 100 pg/mL
Growth Hormone, M < 2 ng/mL
F < 10 ng/mL
>60 yrs Male < 10 ng/mL
Female < 14 ng/mL
LH, follicular 1-12 mU/mL
midcycle 16-104 mU/mL
luteal 1-12 mU/mL
menopausal 16-66 mU/mL
Progesterone,follicular
0.15-0.7 ng/mL
luteal 2.0-25 ng/mL
Prolactin <20 ng/mL
PTH 10-65 pg/mL
Testosterone Male,free 52-280 pg/mL
total 300-1000 ng/dL
T4, total 5.0-12.0 ng/dL
T4, free 0.8-2.3 ng/dL
T3, total 100-200 ng/dL
TBG 15-34 ug/mL
TSH <10 uU/mL;
>60 years: Male 2.0-7.3 uU/mL
Female 2-16.8 uU/mL
SERUM DRUG LEVELS
Note: Values for adults. See complete prescribing information before treatment. Monitor closely for signs/symptoms of drug toxicity. Do not base treatment on drug levels alone.
Carbamazepine(Tegretol)
Ther: 4-12 ug/mL
Toxic: >12 ug/mL
Digoxin(Lanoxin)
Ther: 0.8-2.0 ng/mL
Toxic: >2.0 ng/mL
Ethosuximide(Zarontin)
Ther: 40-100 ng/mL
Toxic: >150 ng/mL
Lidocaine(Xylocaine)
Ther: 1.5-6 ug/mL
Toxic: >6 ug/mL
Lithium(Eskalith)
Ther: 0.6-1.2 mEq/L
Toxic: >1.5 mEq/L
NAPA(N-acetyl procainamide)
Ther: 5-30 ug/mL
Toxic: >40 ug/mL
Phenobarbitol
Ther: 15-40 ug/mL
Toxic: >35 ug/mL
Phenytoin(Dilantin)
Ther: 10-20 ug/mL
Toxic: >20 ug/mL
Procainamide(Procan)
Ther: 3-10 ug/mL
Toxic: >10 ug/mL
Quinidine(Quinaglute)
Ther: 1.5-5 ug/mL
Toxic: >5 ug/mL
Theophylline(Theo-Dur)
Ther: 10-20 ug/mL
Toxic: >20 ug/mL
Valproic Acid(Depakene)
Ther: 50-100 ug/mL
Toxic: >100 ug/mL
Amikacin(Amikin)
Peak: 25-30 ug/mL
Trough: <10 ug/mL
Gentamicin(Garamycin)
Peak: 4-6 ug/mL
Trough: <2 ug/mL
Tobramycin(Nebcin)
Peak: 4-6 ug/mL
Trough: <2 ug/mL
Vancomycin(Vancocin)
Peak: 20-40 ug/mL
Trough: <10 ug/mL
DAILY BODY FLUIDS
mEq/L
FLUID Na K Cl HCO3
Biliary 145 5 100 35
Diarrheal 60 35 40 30
Gastric 60 10 130 0
Ileal 130 5 100 50
Pancreatic 140 5 75 115
Salivary 10 26 10 30
Volume (mL/day)
Biliary 50-800
Diarrheal varies
Gastric 100-4000
Ileal 100-9000
Pancreatic 100-800
Salivary 500-2000
ASCITIC / PLEURAL FLUIDS
Transudate:
Spec. Gravity < 1.016
Protein < 3.0 g/dL
LDH < 200 U/L
Protein(fluid:serum) < 0.5
LDH(fluid:serum) < 0.6
Exudate:
Spec. Gravity > 1.106
Protein > 3.0 g/dL
LDH > 200 U/L
Protein(fluid:serum) > 0.5
LDH(fluid:serum) > 0.6
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