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Test Code STONEDIAG Kidney StoneRisk® Diagnostic Profile, Urine

Performing Laboratory

Quest Nichols-Valencia

Methodology

Calculation (CALC) • Immunochemiluminometric Assay (ICMA) • Ion Coupled Plasma/Optical Emission Spectrophotometry (ICP/OES) • Spectrophotometry (SP)

Reference Values

See report.

Test Classification and CPT Coding

82140 - ammonia

82340 - calcium

82507 - citrate

82570 - creatinine

83735 - magnesium

83945 - oxalate

83986 - pH

84105 - phosphate

84133 - potassium

84300 - sodium

84392 - stone risk panel

84560 - uric acid

Day(s) and Time(s) Performed

Monday - Saturday

 

3 - 5 Days TAT

Physician Office Specimen Requirements

Submit entire 24-hour urine collection.

Use only Quest 24-hour Urine Collection Kit specific for renal stone formation diagnosis.

1. The first-morning specimen of a 24-hour collection is urinated into toilet.

3. The next urine, remove lid of the large orange urine collection container and urinate directly into container. Mix container after each addition.

4. Replace lid and store specimen in refrigerator throughout collection.

5. Continue to urinate (as needed) into container until the following day.

6.The first-morning urine of the following morning is the last urine to be collected.

7. Securely close the container and send entire urine collection to the laboratory.

Note:  1. Please complete and submit a patient information form with the specimen.

2. Starting and ending time of collection is required on request form for testing.

3. Record date and time of  last collection on form.

 

Do not remove sponge from the orange collection container.
Do not collect the first urination at the beginning of 24-hour collection.
During collection process, store large orange container in a cool location.

 

Stability:  10 Days Refrigerated

Computer Interface Code

PDM # 5910100

Useful For

StoneRisk® profile is for stone formers with a positive urine culture indicating urinary tract infection (UTI), also for recurrent stone formers or when attending physician deems it medically necessary for the patient to have comprehensive metabolic evaluation.