Taber's Cyclopedic Medical Dictionary, 21st Edition

MISCELLANEOUS VALUES

MISCELLANEOUS VALUES

MISCELLANEOUS VALUES

Determination Reference Range Minimal ml Required Note
Conventional SI
Carcinoembryonic antigen (CEA) 0–2.5 ng/ml 0–2.5 μg/L 20-P Must be sent on ice
Chylous fluid Use fresh specimen


Determination Reference Range Minimal ml Required Note
Conventional SI
Digitoxin 17±6 ng/ml 22±7.8 nmol/L 1-S Medication with digitoxin or digitalis
Digoxin 1.2±0.4 ng/ml 1.54±0.5 nmol/L 1-S Medication with digoxin 0.25 mg per day
1.5±0.4 ng/ml 1.92±0.5 nmol/L 1-S Medication with digoxin 0.5 mg per day
Duodenal drainage pH should be in proper range with minimal amount of gastric juice
pH (urine) 5–7 5–7


Determination Reference Range Minimal ml Required Note
Conventional SI
Gastric analysis Basal:
Females: 2.0±1.8 mEq/hr 0.6±0.5 μmol/sec
Males: 3.0±2.0 mEq/hr 0.8±0.6 μmol/sec
Maximal (after histalog or gastrin)
Females: 16±5 mEq/hr 4.4±1.4 μmol/sec
Males: 23±5 mEq/hr 6.4±1.4 μmol/sec
Gastrin-I 0–200 pg/ml 0–95 pmol/L 4-P Heparinized sample


Determination Reference Range Minimal ml Required Note
Conventional SI
Immunologic tests:
Alpha-fetoprotein Undetectable in normal adults 2-S
Alpha-1-antitrypsin 85–213 mg/100 ml 0.85–2.13 g/L 10-B
Rheumatoid factor <60 IU/ml 10 ml clotted blood Fasting sample preferred
Antinuclear antibodies Negative at a 1:8 dilution of serum 2-S Send to laboratory promptly
Anti-DNA antibodies Negative at a 1:10 dilution of serum 2-S
Antibodies to Sm and RNP (ENA) None detected 10 ml clotted blood
Antibodies to SS-A (Ro) and SS-B (La) None detected 10 ml clotted blood


Determination Reference Range Minimal ml Required Note
Conventional SI
Autoantibodies to:
Thyroid colloid and microsomal antigens Negative at a 1:10 dilution of serum 2-S Low titers in some elderly normal women
Gastric parietal cells Negative at a 1:20 dilution of serum 2-S
Smooth muscle Negative at a 1:20 dilution of serum 2-S
Mitochondria Negative at a 1:20 dilution of serum 2-S
Interstitial cells of the testes Negative at a 1:10 dilution of serum 2-S
Skeletal muscle Negative at a 1:60 dilution of serum 2-S
Adrenal gland Negative at a 1:10 dilution of serum 2-S


Determination Reference Range Minimal ml Required Note
Conventional SI
Bence Jones Protein No Bence Jones protein detected in a 50-fold concentrate of urine 50-U
Complement, total hemolytic 150–250 U/ml 10-B Must be sent on ice
Cryoprecipitable proteins None detected 0 arb. unit 10-S Collect and transport at 37°C
C3 Range, 83–177 mg/100 ml 0.83–1.77 g/L 2-S
C4 Range, 15–45 mg/100 ml 0.15–0.45 g/L 2-S
Factor B 12–30 mg/100 ml 5 ml clotted blood
C1 esterase inhibitor 13.2–24 mg/100 ml 5 ml clotted blood


Determination Reference Range Minimal ml Required Note
Conventional SI
Hemoglobin A1e 3.8–6.4% 0.038–0.064 5-P Send EDTA tube on ice promptly to laboratory
Hypersensitivity pneumonitis screen No antibodies to those antigens assayed 5 ml clotted blood
Immunoglobulins:
IgG 639–1349 mg/100 ml 6.39–13.49 g/L 2-S
IgA 70–312 mg/100 ml 0.7–3.12 g/L 2-S
IgM 86–352 mg/100 ml 0.86–3.52 g/L 2-S
Viscosity 1.4–1.8 relative viscosity units 10-B Expressed as the relative viscosity of serum compared with water
Iontophoresis Children: 0–40 mEq sodium/L 0–40 mmol/L Value given in terms of sodium
Adults 0–60 mEq sodium/L 0–60 mmol/L


Determination Reference Range Minimal ml Required Note
Conventional SI
Propranolol (includes bioactive 4-OH metabolite) 100–300 ng/ml 386–1158 nmol/L 1-S Obtain blood sample 4 hr after last dose of beta-blocking agent
Stool fat Less than 5 g in 24 hr or less than 4.0% of measured fat intake in 3-day period <5 g/day 24-hr or 3-day specimen
Stool nitrogen Less than 2 g/day or 10% of urinary nitrogen <2 g/day 24-hr or 3-day specimen
Synovial fluid:
Glucose Not less than 20 mg/100 ml lower than simultaneously drawn blood sugar SEE: Blood glucose ml of fresh fluid Collect with oxalate–fluoride mixture
d -Xylose absorption 5–8 g/5 hr in urine; 40 mg per 100 ml in blood 2 hr after ingestion of 25 g of d -Xylose 33–53 mmol/day 5-U For directions see Benson et al.: N Engl J Med 256:335, 1957
2.7 mmol/L 5-B


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MISCELLANEOUS VALUES
Last updated: June 23, 2009
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