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HelpTest Code CALC5 Calcium, Random, Urine
Specimen Required
Only orderable as part of a profile. For more information see CACR3 / Calcium/Creatinine Ratio, Random, Urine
Supplies: Sarstedt Aliquot Tube 5 mL (T914)
Collection Container/Tube: Clean, plastic urine container with no metal cap or glued insert
Submission Container/Tube: Plastic, 5-mL tube or a clean, plastic aliquot container with no metal cap or glued insert
Specimen Volume: 4 mL
Collection Instructions:
1. Collect a random urine specimen.
2. No preservative.
Useful For
Measurement of calcium for the evaluation of calcium oxalate and calcium phosphate kidney stone risk, and calculation of urinary supersaturations
Evaluation of bone diseases, including osteoporosis and osteomalacia
Reporting Name
Calcium, Random, USpecimen Type
UrineSpecimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Urine | Refrigerated (preferred) | 14 days | |
| Frozen | 30 days | ||
| Ambient | 72 hours |
Reject Due To
All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.Reference Values
Only orderable as part of a profile. For more information see CACR3 / Calcium/Creatinine Ratio, Random, Urine
1 month-<12 months: 0.03-0.81 mg/mg creatinine
12 months-<24 months: 0.03-0.56 mg/mg creatinine
24 months-<3 years: 0.02-0.50 mg/mg creatinine
3 years-<5 years: 0.02-0.41 mg/mg creatinine
5 years-<7 years: 0.01-0.30 mg/mg creatinine
7 years-<10 years: 0.01-0.25 mg/mg creatinine
10 years-<18 years: 0.01-0.24 mg/mg creatinine
18 years-83 years: 0.05-0.27 mg/mg creatinine
Reference values have not been established for patients who are younger than 1 month of age.
Reference values have not been established for patients who are older than 83 years of age.
Specimen Retention Time
7 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
82310
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| CALC5 | Calcium, Random, U | 17862-4 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| CALC5 | Calcium, Random, U | 17862-4 |
Day(s) Performed
Monday through Sunday