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USMLE Lab Values

Serum: Alanine aminotransferase (ALT) 8-20 U/L
Serum: Amylase 25-125 U/L
Serum: Aspartate aminotransferase (AST) 8-20 U/L
Serum: Bilirubin Total // Direct 0.1-1.0 mg/dL // 0.0-0.3 mg/dL
Serum: Calcium (Ca2+) 8.4-10.2 mg/dL
Serum: Cholesterol Rec:<200 mg/dL
Serum: Cortisol 0800 h: 5-23 μg/dL
Serum: Cortisol 1600 h: 3-15 μg/dL
Serum: Cortisol 2000 h: < 50% of 0800 h
Serum: Creatine kinase, Male 25-90 U/L
Serum: Creatine kinase, Female 10-70 U/L
Serum: Creatinine 0.6-1.2 mg/dL
Serum: Sodium (Na+) 136-145 mEq/L
Serum: Potassium (K+) 3.5-5.0 mEq/L
Serum: Chloride (Cl–) 95-105 mEq/L
Serum: Bicarbonate (HCO3–) 22-28 mEq/L
Serum: Magnesium (Mg2+) 1.5-2.0 mEq/L
Serum: Estriol, total (in pregnancy), 24-28 wks // 32-36 wks 30-170 ng/mL // 60-280 ng/mL
Serum: Estriol, total (in pregnancy), 28-32 wks // 36-40 wks 40-220 ng/mL // 80-350 ng/mL
Serum: Ferritin, Male 15-200 ng/mL
Serum: Ferritin, Female 12-150 ng/mL
Serum: Follicle-stimulating hormone
Serum: Follicle-stimulating hormone, Male 4-25 mIU/mL
Serum: Follicle-stimulating hormone, Female, Premenopause 4-30 mIU/mL
Serum: Follicle-stimulating hormone, Female, Midcycle peak 10-90 mIU/mL
Serum: Follicle-stimulating hormone, Female, Postmenopause 40-250 mIU/mL
Arterial blood gas (room air): pH 7.35-7.45
Arterial blood gas (room air): PCO2 33-45 mm Hg
Arterial blood gas (room air): PO2 75-105 mm Hg
Serum: Glucose, Fasting 70-110 mg/dL
Serum: Glucose, 2-h postprandial < 120 mg/dL
Growth hormone - arginine stimulation, fasting < 5 ng/mL
Growth hormone - arginine stimulation, provocative stimuli > 7 ng/mL
Serum: IgA 76-390 mg/dL
Serum: IgE 0-380 IU/mL
Serum: IgG 650-1500 mg/dL
Serum: IgM 40-345 mg/dL
Serum: Iron 50-170 μg/dL
Serum: Lactate dehydrogenase (LDH) 45-90 U/L
Serum: Luteinizing hormone,
Serum: Luteinizing hormone, Male 6-23 mIU/mL
Serum: Luteinizing hormone, Female, Follicular phase 5-30 mIU/mL
Serum: Luteinizing hormone, Female, Midcycle 75-150 mIU/mL
Serum: Luteinizing hormone, Female, Postmenopause 30-200 mIU/mL
Serum: Osmolality 275-295 mOsmol/kg H2O
Serum: Parathyroid hormone, N-terminal 230-630 pg/mL
Serum: Phosphatase (alkaline), (p-NPP at 30C) 20-70 U/L
Serum: Phosphorus (inorganic) 3.0-4.5 mg/dL
Serum: Prolactin (hPRL) < 20 ng/mL
Serum: Proteins, Total (recumbent) 6.0-7.8 g/dL
Serum: Proteins, Albumin 3.5-5.5 g/dL
Serum: Proteins, Globulin 2.3-3.5 g/dL
Serum: Thyroid-stimulating hormone 0.5-5.0 μU/mL
Thyroidal iodine (123I) uptake 8%-30% of administered dose/24 h
Serum: Thyroxine (T4) 5-12 μg/dL
Serum: Triglycerides 35-160 mg/dL
Serum: Triiodothyronine (T3) (RIA) 115-190 ng/dL
Serum: Triiodothyronine (T3) resin 25%-35%
Serum: Urea nitrogen 7-18 mg/dL
Serum: Uric acid 3.0-8.2 mg/dL
Body mass index, adults 19-25 kg/m2
CSF: Cell count 0-5/mm3
CSF: Chloride 118-132 mEq/L
CSF: Gamma globulin 3%-12% total proteins
CSF: Glucose 40-70 mg/dL
CSF: Pressure 70-180 mm H2O
CSF: Proteins, total <40 mg/dL
Bleeding time (template) 2-7 minutes
Erythrocyte count, Male 4.3-5.9 million/mm3
Erythrocyte count, Female
Erythrocyte sedimentation rate (Westergren) 3.5-5.5 million/mm3
Erythrocyte sedimentation rate (Westergren), Male 0-15 mm/h
Erythrocyte sedimentation rate (Westergren), Female 0-20 mm/h
Hematocrit, Male 41%-53%
Hematocrit, Female 36%-46%
Hemoglobin A1c < 6%
Hemoglobin, Male 13.5-17.5 g/dL
Hemoglobin, Female 12.0-16.0 g/dL
Hemoglobin, plasma 1-4 mg/dL
Leukocyte count 4500-11,000/mm3
Segmented neutrophils 54%-62%
Bands 3%-5%
Eosinophils 1%-3%
Basophils 0%-0.75%
Lymphocytes 25%-33%
Monocytes 3%-7%
Mean corpuscular hemoglobin 25.4-34.6 pg/cell
Mean corpuscular hemoglobin concentration 31%-36% Hb/cell
Mean corpuscular volume 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%
Thrombin time <2 seconds deviation from control
Plasma volume, Male 25-43 mL/kg
Plasma volume, Female 28-45 mL/kg
Red cell volume, Male 20-36 mL/kg
Red cell volume, Female 19-31 mL/kg
Sweat: Chloride 0-35 mmol/L
Urine: Calcium 100-300 mg/24 h
Urine: Chloride Varies with intake
Urine: Creatinine clearance, Male 97-137 mL/min
Urine: Creatinine clearance, Female 88-128 mL/min
Urine: Estriol, total (in pregnancy) 30 wks 6-18 mg/24 h
Urine: Estriol, total (in pregnancy) 35 wks 9-28 mg/24 h
Urine: Estriol, total (in pregnancy) 40 wks 13-42 mg/24 h
Urine: 17-Hydroxycorticosteroids, Male 3.0-10.0 mg/24 h
Urine: 17-Hydroxycorticosteroids, Female 2.0-8.0 mg/24 h
Urine: 17-Ketosteroids, total, Male 8-20 mg/24 h
Urine: 17-Ketosteroids, total, Female 6-15 mg/24 h
Urine: Osmolality 50-1400 mOsmol/kg H2O
Urine: Oxalate 8-40 μg/mL
Urine: Potassium Varies with diet
Urine: Proteins, total <150 mg/24 h
Urine: Sodium Varies with diet
Urine: Uric acid Varies with diet
Created by: megankirch