Specimen:
Collect
- One Timed Urine Container
Submit
- Timed Urine in Timed Urine Container. Submit Refrigerated.
Special Handling
- 24 HR Urine Collection Only
- Critical Frozen
- Keep Specimen Refrigerated During Collection
- Collect: Use Calculi Risk/Supersaturation Urine Collection Kit call Client Services 1-800-700-6891.
Specimen Preparation: Transport four separate 4 mL aliquots from a well-mixed 24-hour urine collection according to the following specifications(Do not exceed 4 mL in tubes):
1st aliquot (pH 2): Transfer 4 mL urine into a Sulfamic Acid Tube. (Min: 4 mL) Mix well. Freeze Immediately.
2nd aliquot (pH 2): Transfer 4 mL urine into a Sulfamic Acid Tube. (Min: 4 mL) Mix well. Freeze Immediately.
3rd aliquot (pH 9): Transfer 4 mL urine into a Sodium Carbonate Tube. (Min: 4 mL) Mix well. Freeze Immediately.
4th aliquot: Transfer 4 mL urine into an Unpreserved Tube (Min: 4 mL). Freeze Immediately.
If collection kit is unavailable, transport four 4 mL unadjusted aliquots of urine.
Separate specimens must be submitted when multiple tests are ordered. Ship Patient and control specimens together.
Additional information required: Record total volume and collection time on tube and test request form.
Rejection Criteria
Stability
Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 2 Week(s); Incubated: Unacceptable
Methodology
- Quantitative Enzymatic
- Quantitative Ion-Selective Electrode
- Quantitative Spectrophotometry
Performed
Monday, Wednesday, Friday
Reported
2-9 Day(s)
CPT Codes
- 82340
- 82436
- 82507
- 83735
- 83945
- 83986
- 84105
- 84133
- 84300
- 84392
- 84560
Interpretive Data
Please see report for interpretive data.
Components
- 93518 - HOURS COLLECTED
- 93388 - URINE VOLUME
- 90280 - SULFATE, URINE
- 90281 - SULFATE, URINE
- 90282 - pH, URINE
- 90283 - CAOX
- 90284 - CAHPO4
- 90285 - UA CALC
- 90286 - INTERPRETATION
- 93006 - CALCIUM, URINE
- 93007 - CALCIUM, URINE
- 93018 - OXALATE, URINE
- 93016 - OXALATE, URINE
- 90287 - SODIUM, URINE
- 90288 - SODIUM, URINE
- 93012 - URIC ACID, URINE
- 93013 - URIC ACID, URINE
- 93015 - CITRATE, UR
- 93014 - CITRATE, UR
- 93010 - MAGNESIUM, UR
- 93011 - MAGNESIUM, UR
- 90289 - PHOSPHORUS, URINE
- 90290 - PHOSPHORUS, URINE
- 90291 - POTASSIUM, URINE
- 90292 - POTASSIUM, URINE
- 90293 - CHLORIDE, URINE
- 90294 - CHLORIDE, URINE
- 93008 - CREAT, UR
- 93009 - CREATININE
- 90296 - SUPERSATURATION
Last Updated: January 25, 2025 @ 10:13 am
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It is preferable to locate tests on the website and not rely on printed test information, which may soon be out of date. Updated test information can only be guaranteed by using this website.
