Mayo Test Catalog, (Sorted By Test Name) - Mayo Medical ...

FXAB
57321
Reference Values:
Reporting limit determined each analysis
Creatinine (mg/L)
U.S. Population (10th – 90th percentiles, median)
All participants:
335 - 2370 mg/L, median: 1180 (n=22,245)
Males:
495 - 2540 mg/L, median: 1370 (n=10,610)
Females:
273 - 2170 mg/L, median 994 (n=11,635)
Methylhippuric Acid (g/L)
Synonym(s): Methylhippurate; Xylene Metabolite
Exposure to 100 ppm xylene in air for 8 hours,
produced urine concentrations of approximately 3 g/L.
Methylhippuric Acid (Creatinine Corrected) (g/g Creat)
Synonym(s): Methylhippurate; Xylene Metabolite
Following exposure to Xylene:
Biological exposure index (ACGIH):
1.5 g Methylhippuric Acid/g Creatinine measured in an end
of shift specimen.
Specific Gravity Confirmation
Physiologic range: 1.010 - 1.030.
Test Performed by: NMS Labs
3701 Welsh Road
P.O. Box 433A
Willow Grove, PA 19090-0437
Xylose Absorption Test (Adult 25g dose)
Clinical Information: Several drugs can interfere with test results -Aspirin -Atropine -Cochicine
-Digitalis -Indomethacin -MAO inhibitors -Nalidixic acid -Neomycin -Opium alkaloids -Phenelzine
Reference Values:
Serum fasting specimen: No reference intervals for the fasting
serum: it is used as a blank when testing the two-hour specimen.
Serum xylose at 2 hours:
17 years and older: 32-58 mg/dL
Xylose excretion, % dose 5 hr:
17-64 years: 16-40 %
65 years and older: 14-40 %
Xylose excretion, g/5 hr:
17-64 years: 4.0-10.0 g/5hrs
65 years and older: 3.5-10.0 g/5hrs
Test Performed By: ARUP Laboratories
Current as of January 3, 2013 2:22 pm CST 800-533-1710 or 507-266-5700 or MayoMedicalLaboratories.com Page 1908