Albumin Creatinine Ratio, Urine - Saskatoon
Discipline
Biochemistry
Overview
Alias
- ACR
- ALB/CR Ratio
- Microalbumin/Creatinine ratio
- Random microalbumin
Specimen Information
Specimen types accepted
- Random urine
Specimen collection container
- Preferred collection container: Graduated conical bottom tube with cap
- Alternative collection container: Sterile Starplex container or similar container
Required volume
- Optimal volume: 5.0 mL
- Minimum volume: 1.0 mL
(Submitting the minimum volume makes it impossible to repeat or perform confirmatory/reflex testing. In some situations, a minimum volume may require a second collection.)
Transport and stability
- 2 days at 15-25°C
- 6 days at 2-8°C
Rejection criteria
- Specimens received where the proper collection protocols were not followed
- Pathology and Laboratory Medicine Acceptance and Rejection Criteria
Performance
Methodology
- Albumin – Immunoturbidimetric assay
- Creatinine – Colorimetric assay
Days/times performed
| Availability |
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| Testing site |
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Maximum laboratory time
- In Hospital reported within 2 hours
- Community urgent and inter-hospital reported within 4 hours
- Community routine reported within 24 hours
Specimen retention time
- 3 days
Other information
- Albumin Concentration, Creatinine concentration in Urine, and Albumin/Creatinine Ratio are reported.
Last Updated: September 30, 2024