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Blood Tests Normal Values

Medical Tests
       
2D-Echo Test      
5-Hydroxyindoleacetic acid (5 HIAA) Test 2-7 mg/24 h 10.5-36.6 µmol/24 h  
       
Angiotensin-Converting Enzyme (ACE) Test 8 - 53 microliters    
       
Acetaminophen Level Test Therapeutic level: 10-25 mcg/mL Toxic level: >200 mcg/mL  
       
AChR Antibody Test < or =0.02 nmol/L    
       
Acid-Fast Bacillus (AFB) Culture  A positive culture is seen in cases of Tuberculosis  
       
ACTH stimulation Test > 18 - 20 mcg/dL    
       
Activated Clotting Time 80 to 160 seconds    
       
Adenosine deaminase (ADA) Test < 40U/L    
       
Aldolase Test 1 to 7.5 units per liter    
       
Aldosterone Test 0-30 days  17-154 ng/Dl  
  31 days-11 months 6.5-86 ng/dL  
  1-10 years < =40 ng/dL (supine)  
    < =124 ng/dL (upright)  
  > =11 years < =21 ng/dL (a.m. peripheral vein specimen)
       
Alkaline Phosphatase (ALP) Test  20–140 units per liter (U/L).    
       
Allergy Blood Testing  Total IgE < 81 kU/L    
       
Alpha-1 Antitrypsin Test (AAT) 100-190 mg/dL    
       
AFP Tumor Marker  <6.0 ng/mL    
Alzheimer's biomarkers      
AMAS Cancer Test      
Ambulatory Blood Pressure Monitor (AMBP)      
AMH Fertility Test Males Females  
  <24 months= 14-466 ng/mL <24 months= <4.7 ng/mL  
  24 months-12 years= 7.4-243 ng/mL 24 months-12 years= <8.8 ng/mL  
  >12 years= 0.7-19 ng/mL 13-45 years= 0.9-9.5 ng/mL  
    >45 years= <1.0 ng/mL  
Gentamicin Level Trough Gentamicin levels Peak Gentamicin levels  
  Optimal: 0.5-2 µg/mL Optimal: 5-10 µg/mL  
  Toxic: >2 µg/mL Toxic: >12 µg/mL  
       
Ammonia Test Adult= 10-80 mcg/dL or 6-47 μmol/L (SI units)    
  Child= 40-80 mcg/dL    
  Newborn= 90-150 mcg/dL    
  Ammonia= < 50 mcg/dL paracentesis fluid    
  Ammonia cerebrospinal fluid (CSF) level= 10-35 mg/dL (5.87-20.5 mmol/L)    
       
Amniotic Fluid Test Gender Value  
  FEMALE Green-tinged amniotic fluid indicates fetal distress, yellow color indicates bilirubin in the fluid  
       
Amylase Test Serum test= Normal is 40-140 U/L    
  Urine Test= Normal is 24-400 U/L    
       
c-ANCA Test Negative    
  If positive for cancer, results are titered    
Androstenedione Test   SI Units  
  Conventional Units  
  Men    
  18-30 y 50-220 ng/dL 175-768 nmol/L
  31-50 y 40-190 ng/dL 140-663 nmol/L
  51-60 y 50-220 ng/dL 175-768 nmol/L
  Women    
  Follicular 35-250 ng/dL 122-873 nmol/L
  Midcycle 60-285 ng/dL 209-995 nmol/L
  Luteal 30-235 ng/dL 105-820 nmol/L
  Postmenopausal 20-75 ng/dL 70-262 nmol/L
  Children    
  1-12 mo 6-78 ng/dL 21-272 nmol/L
  1-4 y 5-51 ng/dL 17-178 nmol/L
  5-9 y 6-115 ng/dL 21-401 nmol/L
  10-13 y 12-221 ng/dL 42-771 nmol/L
  14-17 y 22-225 ng/dL 77-785 nmol/L
  Tanner II-III    
  Male 17-82 ng/dL 59-286 nmol/L
  Female 43-180 ng/dL 150-628 nmol/L
  Tanner IV-V    
  Male 57-150 ng/dL 199-523 nmol/L
  Female 7-68 ng/dL 24-237 nmol/L
       
Apolipoprotein A-I Test  Men: Greater than 120 mg/dL (1.2 g/L)    
  Women: Greater than 140 mg/dL (1.4 g/L)    
       
Antimicrobial susceptibility Test Results are commonly reported as minimal inhibitory concentration (MIC). The interpretation usually categorizes each result as susceptible (S), intermediate (I), resistant (R), sensitive-dose dependent (SD), or no interpretation (NI)
       
Anticentromere Antibody Test Normally, the antibodies are absent. They are detected in case of Autoimmune conditions  
       
Antidiuretic Hormone (ADH) Test 1 - 5 pg/mL    
       
Anti-DNase B Test <5 years: < or =250 U/mL    
  5-17 years < or =375 U/mL    
  > or =18 years: < or =300 U/mL    
       
Anti-double-stranded DNA, IgG Test <30.0 IU/mL (negative)    
  30.0-75.0 IU/mL (borderline)    
  >75.0 IU/mL (positive)    
  Negative is considered normal.    
       
Liver Kidney Microsomal Type 1 Antibodies Test < or =20.0 Units (negative)    
  20.1-24.9 Units (equivocal)    
  > or =25.0 Units (positive)    
       
Anti-Mitochondrial Antibody (AMA) Test Negative: <0.1 Units    
  Borderline: 0.1-0.3 Units    
  Weakly positive: 0.4-0.9 Units    
  Positive: > or =1.0 Units Positive results for antimitochondrial antibody (AMA) of M2 specificity are highly specific for primary biliary cirrhosis (PBC)
       
Antinuclear Antibodies (ANA) Test < or =1.0 U (negative)    
  1.1-2.9 U (weakly positive)    
  3.0-5.9 U (positive)    
  > or =6.0 U (strongly positive) The result is positive in the case of Autoimmune disorders
       
Parietal Cell Antibody, IgG Test Negative: < or =20.0 Units    
  Equivocal: 20.1-24.9 Units    
  Positive: > or =25.0 Units  A positive result indicates the presence of IgG antibodies and suggests the possibility of pernicious anemia (PA) or a related autoimmune disease
       
Antiphospholipid Antibodies (APLA) Test   positive in APLA, IgA - persistent infection    
  positive in APLA IgG - remote infection    
  positive in APLA, IgM - recent infection    
       
Antistreptolysin O Titer Test <5 years: < or =70 IU/mL    
  5-17 years: < or =640 IU/mL                    
  > or =18 years: < or =530 IU/mL    
       
Antithrombin III Test Newborn: 60%-90%    
  Children and adults: 80%-120%    
  Plasma concentration: 0.15-0.2 mg/mL    
       
Antithyroid Antibody Test Thyroid peroxidase antibody (TPOAb): Less than 35 IU/mL    
  Thyroglobulin antibody (TgAb): Less than 20 IU/mL    
  Thyroid-stimulating immunoglobulin antibody (TSI): Less than 140% of basal activity    
  Thyroid-stimulating hormone (TSH) receptor binding inhibitor immunoglobulin (TBII)/TRAb: 1.75 IU/L or less    
       
Heparin Anti-Xa Test Adult Therapeutic Range    
  UFH therapeutic range: 0.30-0.70 IU/mL    
  (6 hours following initiation or dose adjustment)    
  LMWH therapeutic range: 0.50-1.00 IU/mL for twice-daily dosing*    
  LMWH therapeutic range: 1.00-2.00 IU/mL for once-daily dosing*    
  LMWH prophylactic range: 0.10-0.30 IU/mL    
  (*sample obtained 4-6 hours following subcutaneous injection)    
       
Apolipoprotein E Genotyping      
Apolipoprotein A1 Test Males    
  Age Apolipoprotein A (mg/dL)  
  <24 months Not Established  
  2-17 years Low: <115  
  Borderline low: 115-120  
  Acceptable: >120  
  >18 years > or =120  
       
  Females    
  Age Apolipoprotein A (mg/dL)  
  <24 months Not Established  
  2-17 years Low: <115  
  Borderline low: 115-120  
  Acceptable: >120  
  >18 years > or =140  
  Low levels of apolipoprotein A1 (ApoA1) confer an increased risk of atherosclerotic cardiovascular disease    
       
Apolipoprotein B Test Age Apolipoprotein B (mg/dL)  
  <24 months Not Established  
  2-17 years Acceptable: <90  
    Borderline high: 90-109  
    High: > or =110  
  >18 years Desirable: <90  
    Above Desirable: 90-99  
    Borderline high: 100-119  
    High: 120-139  
    Very high: > or =140  
  Elevated ApoB confers an increased risk of coronary artery disease    
       
Arbovirus Testing IgG: <1:10    
  IgM: <1:10     
  Reference values apply to all ages.    
       
ASCA Test a positive result is seen in the case of Crohn's disease  
Peritoneal Fluid Analysis      
Audiometry Hearing loss is often described as follows:    
  Normal = less than 25 dB HL    
  Mild = 25-40 db HL    
  Moderate = 41-65 dB HL    
  Severe = 66-90 db HL    
  Profound = more than 90 dB HL    
       
Anti-Adrenal Antibody Test <1 U/mL (all ages)    
       
BAER/BAEP      
Barium Swallow Test      
BCGR Test      
BCR-ABL1 Fusion Test      
Beta2-Microglobulin Test 1.21-2.70 mcg/mL    
       
Beta-hCG Tumor Marker Test  Children    
  Males    
  Birth-3 months- < or =50 IU/L*    
  >3 months-<18 years: <1.4 IU/L    
  Females    
  Birth-3 months: < or =50 IU/L*    
  >3 months-<18 years: <1.0 IU/L    
       
  Adults (97.5th percentile)    
  Males: <1.4 IU/L    
  Females    
  Premenopausal, nonpregnant: <1.0 IU/L    
  Postmenopausal: <7.0 IU/L    
       
Bilirubin Test Adult= 1.2 mg/dL of total bilirubin     
  >18= 1 mg/dL     
  direct bilirubin Normal= 0.3 mg/dL.    
       
BT CT Test  1-9 minutes    
       
Blink Reflex Analysis      
Blood Alcohol Test Negative: no alcohol detected    
  Lower limit of detection = 10 mg/dL    
  <80 mg/dL (<17.4 mmol/L) is considered is legal intoxication    
  >300-400 mg/dL (65.1-86.8 mmol/L) potentially fatal    
       
Blood Culture The reference range for blood culture is no growth  
       
Complete Blood Count (CBC) Test RED BLOOD CELL COUNT (RBC)    
  Male Adults: 4.35-5.65 x 10(12)/L Female Adults: 3.92-5.13 x 10(12)/L  
  HEMOGLOBIN    
  Male Adults= 13.2-16.6 g/dL Female Adults= 11.6-15.0 g/dL  
  HEMATOCRIT    
  Male Adults= 38.3-48.6% Female Adults= 35.5-44.9%  
  MEAN CORPUSCULAR VOLUME (MCV)  
  Male Adults= 78.2-97.9 fL Female Adults= 78.2-97.9 3 fL  
  RED CELL DISTRIBUTION WIDTH (RDW)  
  Male Adults= 11.8-14.5% Female Adults= 12.2-16.1%  
  WHITE BLOOD CELL COUNT (WBC)    
  Male Adults= 3.4-9.6 x 10(9)/L Female Adults= 3.4-9.6 x 10(9)/L  
  PLATELETS    
  Male Adults= 135-317 x 10(9)/L Female Adults= 157-371 x 10(9)/L  
  NEUTROPHILS    
  Male Adults= 1.56-6.45 x 10(9)/L Female Adults= 1.56-6.45 x 10(9)/L  
  LYMPHOCYTES    
  Male Adults= 0.95-3.07 x 10(9)/L Female Adults= 0.95-3.07 x 10(9)/L  
  MONOCYTES    
  Male Adults= 0.26-0.81 x 10(9)/L Female Adults= 0.26-0.81 x 10(9)/L  
  EOSINOPHILS    
  Male Adults= 0.03-0.48 x 10(9)/L Female Adults= 0.03-0.48 x 10(9)/L  
  BASOPHILS    
  Male Adults= 0.01-0.08 x 10(9)/L Female Adults= 0.01-0.08 x 10(9)/L  
       
Blood Gas Analysis      
Blood Smear      
Blood Typing      
Blood Urea Nitrogen (BUN) TEST 7 to 20 mg/dL (2.5 to 7.1 mmol/L) is considered normal.  
       
BMP (Basic Metabolic Panel) Test BUN= 7 to 20 mg/dL (2.50 to 7.14 mmol/L)    
  CO2 (carbon dioxide)= 20 to 29 mmol/L    
  Creatinine= 0.8 to 1.2 mg/dL (70.72 to 106.08 micromol/L)    
  Glucose: 64 to 100 mg/dL (3.55 to 5.55 mmol/L)    
  Serum chloride: 101 to 111 mmol/L    
  Serum potassium: 3.7 to 5.2 mEq/L (3.7 to 5.2 mmol/L)    
  Serum sodium: 136 to 144 mEq/L (136 to 144 mmol/L)    
       
BNP (Brain Natriuretic Peptide) Test A result greater than 100 pg/mL is abnormal. The higher the number, the more likely heart failure is present and the more severe it is
Body Fluid Analysis      
Bone Marrow Aspiration and Biopsy      
Bone Density Test (DEXA/DXA)      
Biochemical Markers of Bone Remodeling      
BRCA1/BRCA2 Full Gene Analysis      
CA19-9 TEST less than 37 U/mL    
       
Calcitonin test Adults    
  Males: < or =14.3 pg/mL Females: < or =7.6 pg/mL  
       
Calcium Levels Test Age 22 yr or older= 8.9-10.1 mg/dL  
Calreticulin (CALR) Gene Mutation Analysis      
Cancer Antigen 125 (CA-125) Test the normal value is less than 46 U/mL.    
       
Cancer Antigen 15-3 (CA15-3) Test less than 30 U/mL    
Capsule/Wireless Endoscopy       
       
Carbamazepine Level Test CARBAMAZEPINE, TOTAL    
  Therapeutic: 4.0-12.0 mcg/mL Critical value: > or =15.0 mcg/mL  
  CARBAMAZEPINE, FREE    
  Therapeutic: 1.0-3.0 mcg/mL Critical value: > or =4.0 mcg/mL  
       
Cardiac Biomarkers      
Cardiac Stress Test       
       
Cardiolipin Antibodies (IgA, IgG, IgM) Test Low positive: Fewer than 20 G phospholipids (GPL), M phospholipids (MPL), A phospholipids (APL) units
  Medium positive: 20 or more but fewer than 80 GPL, MPL, and APL units  
  High positive: 80 or more GPL, MPL, APL units  
       
       
Catecholamine Urine Test Younger than 1 year - 0-2.5 µg/24 hours    
  Age 1 year - 0-3.5 µg/24 hours    
  Age 2-3 years - 0-6 µg/24 hours    
  Age 4-9 years - 0.2-10 µg/24 hours    
  Age 10-15 years - 0.5-20 µg/24 hours    
  Age 16 years or older - 0-20 µg/24 hours    
       
CCP Antibody Test <20.0 U (negative)    
  20.0-39.9 U (weak positive)    
  40.0-59.9 U (positive)    
  > or =60.0 U (strong positive)    
  Reference values apply to all ages.    
  A positive result for cyclic citrullinated peptide (CCP) antibodies indicates a high likelihood of rheumatoid arthritis (RA)
       
CD4 Count Test normal CD4 count ranges from 500–1,200 cells/mm3 in adults and teens  
Carcinoembryonic Antigen (CEA) Test Nonsmokers: < or =3.0 ng/mL    
  Some smokers may have elevated CEA, usually <5.0 ng/mL.    
Cell-Free Fetal DNA Test      
Cerebrospinal Fluid (CSF) Analysis      
Ceruloplasmin Test Males:    
  0-8 weeks: 7.4-23.7 mg/dL    
  9 weeks-5 months: 13.5-32.9 mg/dL    
  6-11 months: 13.7-38.9 mg/dL    
  12 months-7 years: 21.7-43.3 mg/dL    
  8-13 years: 20.5-40.2 mg/dL    
  14-17 years: 17.0-34.8 mg/dL    
  > or =18 years: 19.0-31.0 mg/dL    
       
  Females:    
  0-8 weeks: 7.4-23.7 mg/dL    
  9 weeks-5 months: 13.5-32.9 mg/dL    
  6-11 months: 13.7-38.9 mg/dL    
  12 months-7 years: 21.7-43.3 mg/dL    
  8-13 years: 20.5-40.2 mg/dL    
  14-17 years: 20.8-43.2 mg/dL    
  > or = 18 years: 20.0-51.0 mg/dL    
Blood Chemistry Test      
Chlamydia Test A positive test indicates an active chlamydia infection   
       
Chloride Test 96 and 106 milliequivalents of chloride per liter of blood (mEq/L).  
       
Cholesterol (Lipid Profile) Test Total cholesterol Below 200 mg/dL  
  LDL cholesterol Below 70 mg/dL  
  HDL cholesterol 60 mg/dL and above  
  Triglycerides Below 150 mg/dL  
       
Cholinesterase Tests 9572 - 15031IU/L    
       
Chromogranin A (CgA) Test <93 ng/mL    
       
Clostridium difficile Culture A positive result indicates the presence of viable Clostridium difficile in the stool.  
       
Cytomegalovirus (CMV) Antibody (IgG and IgM) CMV IgM: Negative Positive IgM antibodies indicate recent infection
  CMV IgG: Negative Positive IgG antibodies indicate remote infection
       
Prothrombin Time and International Normalized Ratio (INR) prothrombin time = 9.5-13.5 seconds  
  international normalized ratio (INR) = less than 1.3  
       
Cold Agglutinins Test <1:64 titer    
Colonoscopy A colonoscopy is considered negative if the doctor doesn't find any abnormalities in the colon.
Color Doppler Ultrasound      
Complement Test > or =16 years: 30-75 U/mL    
       
Comprehensive Metabolic Panel (CMP) Test SODIUM > or =1 year: 135-145 mmol/L  
  POTASSIUM > or =1 year: 3.6-5.2 mmol/L  
  CHLORIDE > or =18 years: 98-107 mmol/L  
  BICARBONATE    
  Males: > or =18 years: 22-29 mmol/L  
  Females: > or =10 years: 22-29 mmol/L  
       
  ANION GAP > or =7 years: 7-15  
  BLOOD UREA NITROGEN (BUN)    
  Males: > or =18 years: 8-24 mg/Dl  
  Females: > or =18 years: 6-21 mg/dL  
       
  CREATININE    
  Males: > or =15 years: 0.74-1.35 mg/dL  
  Females: > or =16 years: 0.59-1.04 mg/dL  
       
  ESTIMATED GLOMERULAR FILTRATION RATE (eGFR) >60 mL/min/BSA  
  CALCIUM    
  <1 year: 8.7-11.0 mg/dL    
  1-17 years: 9.3-10.6 mg/dL    
  18-59 years: 8.6-10.0 mg/dL    
  60-90 years: 8.8-10.2 mg/dL    
  >90 years: 8.2-9.6 mg/dL    
       
  GLUCOSE > or =1 year: 70-140 mg/dL  
  TOTAL PROTEIN > or =1 year: 6.3-7.9 g/dL  
  ALBUMIN > or =12 months: 3.5-5.0 g/dL  
  ASPARTATE AMINOTRANSFERASE (AST)  
  Males: > or =14 years: 8-48 U/L  
  Females: > or =14 years: 8-43 U/L  
       
  ALKALINE PHOSPHATASE (ALP)    
  Males: > or =19 years: 45-115 U/L  
  Females: 16 years: 61-264 U/L  
    17-23 years: 52-144 U/L  
    24-45 years: 37-98 U/L  
    46-50 years: 39-100 U/L  
    51-55 years: 41-108 U/L  
    56-60 years: 46-118 U/L  
    61-65 years: 50-130 U/L  
    > or =66 years: 55-142 U/L  
       
  ALANINE AMINOTRANSFERASE (ALT)  
  Males: > or =1 year: 7-55 U/L  
  Females: > or =1 year: 7-45 U/L  
       
  TOTAL BILIRUBIN >18 years: < or =1.2 mg/dL  
       
       
Coombs (Direct Antiglobulin) Test  Results are considered normal if there’s no clumping of red blood cells
       
Cortisol Level Test Morning - 7-28 μg/dL    
  Afternoon - 2-18 μg/dL    
       
C-peptide Test 0.8-3.1 ng/mL    
       
Creatine Kinase (CK)-MB Test Male= 171 U/L    
  Female= 145 U/L    
       
High-sensitivity C-reactive Protein Test CRP: 0-10mg/L    
  High-sensitivity CRP (hs-CRP): < 3 mg/L    
       
Creatine Kinase (CK) Test Males >3 months: 39-308 U/L  
  Females >3 months: 26-192 U/L  
       
Creatinine Clearance Test Male serum age 16 years or older - 0.8-1.3 mg/dL  
  Female serum age 16 years or older - 0.6-1.1 mg/dL  
  24-hour urine creatinine level is 500-2000 mg/day  
       
Creatinine Test Serum creatinine    
  Adult males: 0.5–1.2 mg/dL*    
  Adult females: 0.4 – 1.1 mg/dL*    
  Children (up to 12 years of age): 0.0–0.7 mg/dL  
       
  Urine creatinine    
  Adult males: 20-25 mg/kg/day (roughly 1575 mg/day for a 70-kg male)    
  Adult females: 15-20 mg/kg/day (roughly 1050 mg/day for a 60-kg female)    
       
C Reactive Protein (CRP) Test < or =8.0 mg/L    
       
Cryoproteins Test CRYOGLOBULIN= Negative    
  CRYOFIBRINOGEN = Negative    
CT scan      
Cyclosporine Test 100-400 ng/mL (Trough)    
       
Cystatin C Test Males:    
  0 days-22 years: no reference values established    
  23-29 years: 0.60-1.03 mg/L    
  30-39 years: 0.64-1.12 mg/L    
  40-49 years: 0.68-1.22 mg/L    
  50-59 years: 0.72-1.32 mg/L    
  60-69 years: 0.77-1.42 mg/L    
  70-79 years: 0.82-1.52 mg/L    
  >79 years: no reference values established    
       
  Females:    
  0 days-22 years: no reference values established    
  23-29 years: 0.57-0.90 mg/L    
  30-39 years: 0.59-0.98 mg/L    
  40-49 years: 0.62-1.07 mg/L    
  50-59 years: 0.64-1.17 mg/L    
  60-69 years: 0.66-1.26 mg/L    
  70-80 years: 0.68-1.36 mg/L    
  81-86 years: 0.70-1.45 mg/L    
  >86 years: no reference values established    
       
  eGFR >60 mL/min/BSA    
  eGFR will not be calculated for patients under 18 years    
       
Cystic Fibrosis Gene Mutation Testing      
Cytogenetics Test      
Des-Gamma-Carboxy Prothrombin (DCP) Test <7.5 ng/mL    
       
D-dimer Test < or =500 ng/mL Fibrinogen Equivalent Units (FEU)  
       
Dengue Antibodies (IgG, IgM) Test IgG: negative    
  IgM: negative    
Dental Cone Beam CT (CBCT)      
Dental Orthopantomogram (OPG)      
       
DHEA-sulfate Test Age Male Female
  18-29 years 89-457 mcg/dL 44-332 mcg/dL
  30-39 years 65-334 mcg/dL 31-228 mcg/dL
  40-49 years 48-244 mcg/dL 18-244 mcg/dL
  50-59 years 35-179 mcg/dL < 15-200 mcg/dL
  ≥ 60 years 25-131 mcg/dL < 15-157 mcg/dL
       
Digoxin Test 0.8-2 ng/mL (1.2-2 nmol/L)    
  Half-life: 36 hours    
  Toxic level: more than 2 ng/mL    
       
       
Urine Drug Test results in terms of positive or negative  
D-Xylose Absorption Test      
E. coli Test      
Echocardiogram (a cardiac ultrasound)      
Echocardiography Test      
EGFR Mutation Test      
eGFR Test > 90ml/min/1.73 metre square    
Electrocardiogram (ECG) Test      
Electroencephalogram (EEG) Test      
       
Electrolyte Test Ammonia: 15-50 µmol/L    
  Ceruloplasmin: 15-60 mg/dL    
  Chloride: 95-105 mmol/L    
  Copper: 70-150 µg/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 µg/dL    
  Sodium: 135-145 mmol/L    
  Total calcium: 2-2.6 mmol/L (8.5-10.2 mg/dL)    
  Total iron-binding capacity: 45-85 µmol/L    
  Total serum iron: 65-180 µg/dL (men), 30-170 µg/dL (women)    
  Transferrin: 200-350 mg/dL    
  Urea: 1.2-3 mmol/L    
  Uric acid: 0.18-0.48 mmol/L    
  Zinc: 70-100 µmol/L    
  https://emedicine.medscape.com/article/2172316-overview  
       
Electromyography (EMG) Test      
       
Extractable Nuclear Antigen (ENA) Antibodies SS-A/Ro ANTIBODIES, IgG <1.0 U (negative) > or =1.0 U (positive)
  SS-B/La ANTIBODIES, IgG <1.0 U (negative) > or =1.0 U (positive)
  Sm ANTIBODIES, IgG <1.0 U (negative) > or =1.0 U (positive)
  RNP ANTIBODIES, IgG <1.0 U (negative) > or =1.0 U (positive)
  Scl 70 ANTIBODIES, IgG <1.0 U (negative) > or =1.0 U (positive)
  Jo 1 ANTIBODIES, IgG <1.0 U (negative) > or =1.0 U (positive)
       
  Reference values apply to all ages    
Endoscopic Retrograde Cholangiopancreatography (ERCP) Test      
Endoscopy      
Epstein-Barr Virus Antibodies Test Epstein-Barr Virus (EBV) VIRAL CAPSID ANTIGEN (VCA) IgM ANTIBODY Negative  
  Epstein-Barr Virus (EBV) VIRAL CAPSID ANTIGEN (VCA) IgG ANTIBODY Negative  
  EPSTEIN-BARR NUCLEAR ANTIGEN (EBNA) ANTIBODIES Negative  
Erythropoietin Test Adults: 4.1-19.5 mU/mL    
  Infants aged 3 weeks to 2 months: 5-13 mU/mL  
  Children aged 3 months to 16 years: 9-28 mU/mL  
       
Erythrocyte Sedimentation Rate (ESR) Test 0-22 mm/hr for men     
  0-29 mm/hr for women    
       
Estradiol Test ADULTS Males: 10-40 pg/Ml    
  ADULTS Females Premenopausal: 15-350 pg/mL**  
    Postmenopausal: <10 pg/mL  
  **E2 levels vary widely through the menstrual cycle.  
       
F wave Test      
F-actin Antibody Test Negative: <20.0 U    
  Weak Positive: 20.0-30.0 U    
  Positive: >30.0 U    
       
Factor V Leiden Mutation Test 70-150% of normal    
Calprotectin Test < or =50.0 mcg/g (Normal)    
  50.1-120.0 mcg/g (Borderline)    
  > or =120.1 mcg/g (Abnormal)    
  Reference values apply to all ages.    
       
       
Stool Chymotrypsin Test      
Fecal Elastase-1 Test      
Fecal Fat Test 2 to 7 grams over 24 hours.     
Fecal immunochemical Test (FIT)      
Fecal Occult Blood Test A fecal occult blood test is considered negative if no blood is detected in your stool samples
       
Ferritin Test Males: 23-336 ng/mL    
  Females: 11-306 ng/mL    
Fetal Fibronectin Test      
Fibrinogen Test Fibrinogen antigen: 149-353 mg/dL  
  Fibrinogen: 150-400 mg/dL    
  Fibrinogen antigen/functional ratio: 0.59-1.23  
       
First Trimester Screen Test      
Fistulogram Test      
Flow Cytometry Test      
Fluorescence In Situ Hybridization (FISH) Test      
Fluoroscopy      
Folic Acid (Folate) Test Adults: 2-20 ng/mL, or 4.5-45.3 nmol/L    
  Children: 5-21 ng/mL, or 11.3-47.6 nmol/L    
  Infants: 14-51 ng/mL, or 31.7-115.5 nmol/L    
       
Follicle-stimulating Hormone (FSH) Test Females    
  Age 0-7 years: <6.7 mIU/mL     
  Age 8 years to adult:    
  Follicular phase: 3.1-7.9 mIU/mL    
  Ovulation peak: 2.3-18.5 mIU/mL    
  Luteal phase: 1.4-5.5 mIU/mL    
  Postmenopausal: 30.6-106.3 mIU/mL    
       
  Males    
  Age 0-7 years: <6.7 mIU/mL    
  Age 8 years-adult:1.3-19.3 mIU/mL    
Fructosamine Test 200-285 µmol/L, when the serum albumin concentration level is 5 g/dL  
       
Fungal Culture In normal circumstances, fungal culture results are negative  
       
G6PD Test > or =12 months: 8.8-13.4 U/g Hb    
Gastrin Hormone Test 0-100 pg/mL.    
Gene Expression Profiling      
Genomic Testing for Cancer Treatment      
GGT Test 0-30 IU/L    
       
Gastrointestinal Pathogens Panel Test Negative (for all targets)    
       
Oral Glucose Tolerance Test (OGTT) Fasting plasma glucose: 70-99 mg/dL    
  Postprandial plasma glucose at 2 hours: Less than 140 mg/dL    
  Random plasma glucose: Less than 140 mg/dL    
       
Gonorrhea Test      
Graded Exercise Test (GXT)      
Gram Stain Test A normal value is defined as no pathologic organism seen in the smear
       
Group B Strep Test If you test positive for group B strep, means the potential for newborn infection exists  
       
Growth Hormone Test Adult Males: 0.01-0.97 ng/mL    
  Adult Females: 0.01-3.61 ng/mL    
       
H pylori Test Positive: H pylori antigen detected  
       
Haptoglobin Test  Male/Female adults= 30-200 mg/dL  
       
hCG Pregnancy Test Pediatric males     
  Birth-3 months - 50 IU/L or less 3 months-18 years - 0.8 IU/L or less
  Pediatric females    
  Birth-3 months - 50.0 IU/L* or less 3 months-18 years - 2.3 IU/L or less
       
  Adult Males - 0.8 IU/L or less    
  Adult Females - Premenopausal, nonpregnant: 2.3 IU/L or less. Postmenopausal: 7.3 IU/L or less.
       
       
HE4 Test Females: < or =140 pmol/L    
  Males: Not applicable    
Heart Disease Risk Assessment      
Heavy Metals Test ARSENIC  0-12 ng/mL  
  LEAD 0.0-4.9 mcg/dL  
  CADMIUM 0.0-4.9 ng/mL  
  MERCURY 0-9 ng/mL  
  Reference values apply to all ages.    
       
Hematocrit Test For men, 38.8 to 50 percent    
  For women, 34.9 to 44.5 percent    
       
Hemoglobin A1c Test below 5.7 percent.     
Hemoglobin Electrophoresis Test HbA1: 95%-98%    
  HbA2: 1.5%-3.5%    
  HbF: < 2% (age-dependent)    
  HbC: Absent    
  HbS: Absent    
       
Hemoglobin Test For men, 13.5 to 17.5 grams per deciliter    
  For women, 12.0 to 15.5 grams per deciliter    
       
Heparin-PF4 IgG Antibody Test HIT ELISA <0.400    
       
Hepatitis A IgM Antibody Test Negative indicates the absence of acute or recent hepatitis A  
       
Hepatitis B Test HEPATITIS B SURFACE ANTIBODY    
  Unvaccinated: negative Vaccinated: Positive  
  HEPATITIS B SURFACE ANTIBODY, QUANTITATIVE  
  Unvaccinated: <5.0 mIU/mL Vaccinated: > or =12.0 mIU/mL  
       
Hepatitis C Viral Load Test The undetected result indicates that the HCV is absent in the patient's serum specimen  
       
Acute Viral Hepatitis Serology Panel Test      
HER2(ERBB2) Amplification      
Herpes Simplex Virus, Type 1 and Type 2 Test      
HIDA Scan      
Histamine Test Histamine, 24-hour Urine: 0.006 – 0.131 mg/24 h  
       
Histone Antibody Test <1.0 Units (negative)    
  1.0-1.5 Units (borderline)    
  >1.5 Units (positive)    
  Reference values apply to all ages    
HIV Genotypic Resistance Test      
HIV Viral Load Test      
HLA B22 Test      
HLA-B27 Test      
Holter Monitor Test      
Homocysteine Test Age 0-30 years: 4.6-8.1 µmol/L    
  Age 30-59 years: 6.3-11.2 µmol/L (males); 4-5-7.9 µmol/L (females)  
  Age >59 years: 5.8-11.9 µmol/L    
       
Estrogen and Progesterone Receptor Status Test Negative: <1% reactive cells     
  Positive: >1% reactive cells    
       
Genital HPV Test A positive test result means that you have a type of high-risk HPV that's linked to cervical cancer.
H-reflex Test      
HTLV Test Negative    
       
17-Hydroxyprogesterone Test Adult Males: <220 ng/dL    
  Adult Females    
  Follicular: <80 ng/dL    
  Luteal: <285 ng/dL    
  Postmenopausal: <51 ng/dL    
       
Insulin-like Growth Factor (IGF)- 1 too many results    
Immunoglobulins IgG,lgA,lgM Test IgG > or =18 years: 767-1,590 mg/dL  
  IgA > or =18 years: 61-356 mg/dL  
  IgM > or =18 years: 37-286 mg/dL  
       
Immunophenotyping Test      
Immunoreactive Trypsinogen (IRT) Test      
Implantable Loop Record Test      
Insulin Antibodies Test < or =0.02 nmol/L Reference values apply to all ages.  
       
Insulin Test Fasting < 25 mIU/L  
  30 minutes after glucose administration 30-230 mIU/L  
  1 hour after glucose administration 18-276 mIU/L  
  2 hours after glucose administration 16-166 mIU/L  
  ≥3 hours after glucose administration < 25 mIU/L  
       
Interleukin-6 (IL-6) Test < or =1.8 pg/mL    
IVU (Intravenous urogram) or IVP (Intravenous pyelogram)      
Intrinsic Factor Antibody Test Negative    
       
Iron Test Men= 55–160 µg/dL      
  Women= 40–155 µg/dL      
JAK2 Mutation Test      
Chromosome Analysis (Karyotyping)      
Keppra (Levetiracetam) Test 12.0-46.0 mcg/mL    
       
Ketone Test less than 1 mg/dL    
Renal (Kidney) Function Panel Test      
Kidney Stone Analysis       
KRAS Mutation Analysis      
Lactate Dehydrogenase (LD) Test > or =18 years: 122-222 U/L    
       
Lactate (Lactic Acid) Test 0.5 - 1mmol/L    
Lactoferrin Test      
Lactose Tolerance Test      
LDL Subfraction Profile Test      
Lead Test LEAD 0.0-4.9 mcg/dL  
       
Legionella Test Negative    
       
Leptin Test MALE 0.3 - 13.4 ng/ml  
  FEMALE 4.7 - 23.7 ng/ml  
       
Lipase Test 0-50 U/L    
       
Lipoprotein- A Test < or =30 mg/dL    
  Values >30 mg/dL may suggest an increased risk of coronary heart disease.    
       
Lithium Test Therapeutic: 0.5-1.2 mmol/L (trough concentration)    
  Critical value: >1.6 mmol/L    
       
Liver Function Test Alanine transaminase (ALT)= 7 to 55 units per liter (U/L)    
  Aspartate transaminase (AST)= 8 to 48 U/L    
  Alkaline phosphatase (ALP)= 45 to 115 U/L    
  Albumin. 3.5 to 5.0 grams per deciliter (g/dL)    
  Total protein. 6.3 to 7.9 g/dL    
  Bilirubin. 0.1 to 1.2 milligrams per deciliter (mg/dL)    
  Gamma-glutamyltransferase (GGT)= 9 to 48 U/L    
  L-lactate dehydrogenase (LD)= 122 to 222 U/L    
  Prothrombin time (PT)= 9.5 to 13.8 seconds    
       
Lipoprotein-associated Phospholipase A2 (Lp-PLA2) Test      
Lung Cancer Test      
Lupus Anticoagulant Test PROTHROMBIN TIME (PT) 10.3-12.8 seconds  
       
Luteinizing Hormone (LH) Test Males >18 years: 1.3-9.6 IU/L  
  Females    
  Premenopausal:    
  Follicular: 1.9-14.6 IU/L    
  Midcycle: 12.2-118.0 IU/L    
  Luteal: 0.7-12.9 IU/L    
  Postmenopausal: 5.3-65.4 IU/L    
       
Lyme Disease Test Negative    
       
Magnesium RBC Test 3.5 - 7.1 mg/dL    
Magnetic Resonance Imaging (MRI) Test      
Mammography      
Maternal Serum Screen Test      
Measles (Rubeola) Antibodies, IgG and IgM Test      
Mumps Antibody, IgM, and IgG      
       
Mercury Test Normal: 0-9 ng/mL    
Soluble Mesothelin-Related Peptide Test      
       
Urine Metanephrines Test MALE 44 - 261 mcg/24 hrs  
  FEMALE 30 - 180 mcg/24 hrs  
       
Methotrexate Test Nontoxic drug concentration after 72 hours: <0.1 mcmol/L  
       
Methylmalonic Acid Test 0-0.4 µmol/L (0-4.7 µg/dL).    
       
Microalbumin Test Less than 30 mg per 24 hours is normal    
Micturating/Voiding Cystourethrogram Test      
Infectious Mononucleosis Rapid Test Negative    
MRSA Screening Test      
MTHFR A1298C Mutation Analysis Test Negative    
       
MTHFR C677T Mutation Analysis Test Negative    
MUGA Scan Test      
Mycophenolic Acid Test 1.0-3.5 mcg/mL    
Mycoplasma pneumonia Antibodies      
Myoglobin Test < or =90 mcg/L    
Nerve Conduction Velocity (NCV) Test      
Nicotine / Cotinine Test NICOTINE <3.0 ng/mL  
  COTININE <3.0 ng/mL  
Non-HDL Cholesterol Test      
       
Opioid Testing      
Osmolality Test serum osmolality = 275–295 mosm/kg (mmol/kg)  
       
Ova and Parasite Test negative (no parasites seen).    
Overdose Drug Test      
p24 Antigen Test      
Pap Smear Test      
Parathyroid Hormone (PTH) Test 10-65 pg/mL or 10-65 ng/L    
Parvovirus B19 Test      
Pericardial Fluid Analysis      
       
Pertussis Test negative     
Pharmacogenomic (PGX) Tests      
Phenobarbital Test Therapeutic: 10.0-40.0 mcg/mL    
  Critical value: > or =60.0 mcg/mL    
       
Phenytoin Test Children and adults: 10-20 µg/mL    
  Neonates: 8-15 µg/mL    
       
Phosphorus Test Adults Males/Females- 2.5-4.5 mg/Dl  
Platelet Count 150,000 to 450,000/mcL    
Platelet Function Tests      
Clopidogrel (CYP2C19 Genotyping) Test      
Pleural Fluid Analysis      
PML-RARA Test      
Porphobilinogen Test < or =1.3 mcmol/L    
PET CT Scan       
Potassium Test serum/plasma potassium levels  Adults: 3.5-5.1 mEq/L or mmol/L  
  urinary potassium levels 25-125 mEq/L/day  
       
Prealbumin (Transthyretin) Test 19-38 mg/dL    
       
Pregnenolone Test 33-248 ng/dL    
       
Procalcitonin Test Adults and children > or =72 hours: < or =0.15 ng/mL  
Proctoscopy      
Progesterone Test Adult Males <0.20 ng/mL  
  Adult Females    
  Follicular phase: < or =0.89 ng/mL    
  Ovulation: < or =12 ng/mL    
  Luteal phase: 1.8-24 ng/mL    
  Post-menopausal: < or =0.20 ng/mL    
       
Prolactin Test Females:    
  Nongravid/nonlactating: 2-29 ng/mL    
  Gravid: 10-209 ng/mL (third trimester)    
  Males = 2-18 ng/mL    
MRI Spectroscopy      
Prostate Specific Antigen (PSA) Test      
       
Protein C and S Test Protein C level in a healthy adult= 65-135 IU/dL  
       
Protein Electrophoresis Test Albumin: 3.3-5.7 g/dL    
  alpha-1: 0.1-0.4 g/dL    
  alpha-2: 0.3-0.9 g/dL    
  beta-2: 0.7-1.5 g/dL    
  gamma: 0.5-1.4 g/dL    
       
Urine Protein Test      
Prothrombin 20210 Mutation Test Negative    
       
Prothrombin Time and INR Test prothrombin time= 9.5-13.5 seconds  
  International Normalized Ratio (INR)= less than 1.3  
       
PSEN1 Genetic Mutation Analysis      
Partial Thromboplastin Time (PTT, aPTT) Test aPTT = 30-40 seconds    
  PTT = 60-70 seconds    
Pulmonary Function Tests (PFT)      
Radioactive iodine uptake test      
Influenza Tests      
RBC Antibody Screen Test      
Red Blood Cell Count (RBC) Test      
Red blood cell indices Test      
Repetitive Nerve Stimulation Test (RNST)      
Reticulocyte count 0.5 percent to 1.5 percent.    
       
Rheumatoid Factor (RF) Test less than 15 IU/mL or less than 1:16    
Respiratory Syncytial Virus (RSV) Test      
Rubella Antibody Test      
Salicylates Test Therapeutic: <30.0 mg/dL    
  Critical value: > or =50.0 mg/dL    
Semen Analysis      
       
Serotonin Test 101 - 283ng/ml    
       
Albumin Serum Test > or =12 months: 3.5-5.0 g/dL    
Serum-free light-chain Test      
SGOT (AST) Test      
SGPT (ALT) Test      
SHBG Test Males: 10-57 nmol/L    
  Females (non-pregnant): 18-144 nmol/L    
       
Sialography Test      
Sickle Cell Test      
Sigmoidoscopy Test      
       
Sirolimus Test 4-20 ng/mL (Trough)    
Smooth Muscle Antibody (SMA) Test      
Sodium Test 135 - 145mmol/L    
       
Soluble Transferrin Receptor Test Men: 2.2-5 mg/L    
  Women: 1.9-4.4 mg/L    
       
Somatosensory Evoked Potential (SSEP) Test      
Sputum Culture Test      
STD Testing      
Stool Culture Test      
Sweat Chloride Test      
Synovial Fluid Analysis      
Syphilis Detection Tests      
T-Cell Receptor Gene Rearrangement Test      
       
Tacrolimus Test 5-15ng/ml    
       
Testosterone Test MALE 270 - 1070 ng/dl  
  FEMALE 8 - 60 ng/dl  
       
Theophylline and Caffeine Test Adults: 5-15 µg/mL    
Therapeutic Drug Monitoring Test      
Throat Culture Test      
       
Thrombin Time Test 15-19 seconds    
       
Thyroglobulin Test      
  THYROGLOBULIN, TUMOR MARKER    
  Athyrotic: <0.1 ng/mL Intact thyroid < or =33 ng/mL  
       
Thyroid Function Tests TSH 0.4 and 4.0 mIU/L of blood.  
  T3  100–200 nanograms of hormone per deciliter of blood (ng/dL)
       
Thyroid-stimulating Hormone (TSH) Test TSH 0.4 and 4.0 mIU/L of blood.  
       
TORCH Test      
Total CO2 (Bicarbonate) Test   23 to 29 mEq/L  
       
Total IgE (Immunoglobulin E) Test Adult -< or =214 kU/L    
       
Total Iron Binding Capacity (TIBC) Test 255-450 μg/dL    
Total Protein and A/G Ratio Test      
Toxoplasmosis Test      
TPMT Test      
Trace Minerals Test      
Transesophageal Echocardiogram (TEE) Test      
Transvaginal Scan (TVS) Test      
Treadmill Stress Test (TMT)      
Trichomonas vaginalis test      
Triglycerides Test Less than 150 mg/Dl    
       
Troponin Test < or =0.04 ng/mL    
       
Total Tryptase Test < 11.4 ng/mL    
       
Tissue Transglutaminase (TTG) Antibody,  IgA Test      
Tuberculin Skin Test      
Tumor Markers Test      
Ultrasound (Sonography) Test      
Urea Breath Test      
Uric Acid Test Men: 2.5-8 mg/dL    
  Women: 1.9–7.5 mg/dL    
       
Urinalysis Color – Yellow (light/pale to dark/deep amber)    
  Clarity/turbidity – Clear or cloudy    
  pH – 4.5-8    
  Specific gravity – 1.005-1.025    
  Glucose - ≤130 mg/d    
  Ketones – None    
  Nitrites – Negative    
  Leukocyte esterase – Negative    
  Bilirubin – Negative    
  Urobilirubin – Small amount (0.5-1 mg/dL)    
  Blood - ≤3 RBCs    
  Protein - ≤150 mg/d    
  RBCs - ≤2 RBCs/hpf    
  WBCs - ≤2-5 WBCs/hpf    
  Squamous epithelial cells - ≤15-20 squamous epithelial cells/HPF    
  Casts – 0-5 hyaline casts/lpf    
  Crystals – Occasionally    
  Bacteria – None    
  Yeast - None    
       
Urine Culture Test No growth in 24-48 hours    
       
       
Urine Copper Test > or =18 years: < or =60 mcg/24h    
       
Valproic Acid Test VALPROIC ACID, TOTAL    
  Therapeutic: 50 (trough)-125 (peak) mcg/mL    
  Critical value: > or =151 mcg/mL    
       
  VALPROIC ACID, FREE    
  Therapeutic: 5-25 mcg/mL    
  Critical value: >30 mcg/mL    
       
Vancomycin Test Trough levels is 10-20 µg/mL (15-20 µg/mL for complicated infections)
  Peak levels are 25-50 µg/mL.    
       
Vanillylmandelic Acid (VMA) Test 2-7 mg/24 hours    
VAP Cholesterol Test      
       
Varicella-Zoster Virus (VZV) Antibody Test IgM Negative  
  IgG    
  Vaccinated: positive (> or =1.1 AI) Unvaccinated: negative (< or =0.8 AI)  
       
Venogram Test      
Visual Evoked Potential (VEP) Test      
Vitamin A (Retinol) Test 32.5-78.0 mcg/dL    
       
Vitamin B12 Assay Test 180-914 ng/L    
Vitamin D Test      
Vitamin E (Alpha- Tocopherol) Test 5.5-17.0 mg/L    
       
Vitamin K Test 0.2-3.2 ng/mL    
       
VLDL Cholesterol Test 2 - 30 mg/dl    
Von Willebrand Panel Test      
Warfarin Sensitivity Test      
West Nile Virus Test      
White Blood Cell Count (WBC) Test 3,500 to 10,500 cells/mcL    
Widal Test      
Wound Culture (Aerobic/Anaerobic)      
X-ray (digital)      
Zika Virus Test      
Zinc Protoporphyrin (ZPP) Test      
       
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