Pathology Handbook

Urine Albumin/Creatinine Ratio (Microalbuminuria)

Clinical Indications

This is recommended in Diabetes Mellitus and chronic kidney disease stage 3a and above.to identify early stage disease so progression can be slowed by appropriate therapy. It should be measured on diagnosis and, if normal, repeated annually. If abnormal please follow the attached algorithm.

Request Form 

Request on ICE as Urine Alb/Creat ratio (Microalbuminuria)

Availability

Daily

Specific criteria

Early morning urine sample required

Patient Preparation

No vigorous sporting exercise or sexual activity for 2 days before collection. Samples should not be collected when there are symptoms of UTI or thrush.

Turnaround Time

3 working days

Specimen

Early morning urine in white-top universal

Volume

5.0 ml (2.0 ml minimum)

Container

Urine bottle white top

Collection

Samples should be transported to laboratory on the same day as collection

Causes for Rejection

Unlabelled or incorrectly labelled sample; not early morning urine; delay of more than 5 days in sample reaching laboratory or in wrong sample container

Interpretation

See laboratory report for interpretation of results