Sign in →

Test ID HYOX Hyperoxaluria Panel, Random, Urine

Useful For

Distinguishing between primary and secondary hyperoxaluria

 

Distinguishing between primary hyperoxaluria types 1, 2, and 3

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Urine


Necessary Information


1. Patient age is required.

2. Biochemical Genetics Patient Information (T602) is recommended, but not required, to be filled out and sent with the specimen to aid in the interpretation of test results.



Specimen Required


Supplies: Urine Tubes, 10 mL (T068)

Container/Tube: Plastic, 10-mL urine tube

Specimen Volume: 10 mL

Collection Instructions:

1. Collect a random urine specimen.

2. No preservative.

3. Immediately freeze specimen.


Specimen Stability Information

Specimen Type Temperature Time
Urine Frozen (preferred) 90 days
  Refrigerated  14 days

Special Instructions

Reference Values

Glycolate

≤17 years: ≤75 mg/g creatinine

≥18 years: ≤50 mg/g creatinine

 

Glycerate

≤31 days: ≤75 mg/g creatinine

32 days - 4 years: ≤125 mg/g creatinine

5 - 10 years: ≤55 mg/g creatinine

≥11 years: ≤25 mg/g creatinine

 

Oxalate

≤6 months: ≤400 mg/g creatinine

7 months - 1 year: ≤300 mg/g creatinine

2 - 6 years: ≤150 mg/g creatinine

7 - 10 years: ≤100 mg/g creatinine

≥11 years: ≤75 mg/g creatinine

 

4-hydroxy-2-oxoglutarate (HOG)

≤10 mg/g creatinine

Day(s) Performed

Wednesday

CPT Code Information

82542

Testing Algorithm

For more information see Hyperoxaluria Diagnostic Algorithm.

Report Available

3 to 9 days

Reject Due To

  All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.

Forms

1. Biochemical Genetics Patient Information (T602)

2. If not ordering electronically, complete, print, and send 1 of the following forms with the specimen:

-Biochemical Genetics Test Request (T798)

-Renal Diagnostics Test Request (T830)