| Ordering Code | 6642 |
|---|---|
| Test Name | Urine Calcium/Urine Creat Ratio |
| Alias | Urine Calcium/Urine Creatinine Ratio |
| Preferred Specimen | Urine, Random |
| Preferred Container | Clean Container |
| Other Specimen/Container | 24 Hr Urine in Clean Container, Urine in Sterile Container |
| Optimum Volume | 1 mL |
| Collection Instructions | Keep refrigerated during collection. |
| Handling Instructions | Needs preservative Urine Calcium: Acidify urine to PH<2.0 with 6N HCL after collection Urine Creatinine does not need preservative. |
| Transport Requirements | Oahu: Refrigerated Airline: Refrigerated |
| Specimen Stability | Ambient: 2 Days Refrigerated: 4 Days Frozen: 3 Months |
| Rejection Criteria | Insufficient quantity, Leaking specimen |
| Avail. Stat | NO |
| Analytic Time | 2 Days |
| Methodology | See individual tests |
Reference range(s)
The reference ranges listed below are valid on this date of June 29, 2025.
| Component | Age | Male Norm | Male Critical Low | Male Critical High | Female Norm | Female Critical High | Female Critical Low | Units | Add'l info |
|---|---|---|---|---|---|---|---|---|---|
| Creatinine, Urine | ALL | mg/dL | See report. | ||||||
| Calcium, Urine | ALL | mg/dL | See report. | ||||||
| Calcium/Creatinine Ratio | ALL | See report. |