Creatinine Clearance

Pathology category

Biochemistry

Code

CRCL

Referral code

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Test information

Measurement of creatinine clearance provides an indication of GFR and is useful in assessment of renal function, particularly the early stages of CRF when plasma creatinine may be within reference range.

Guidelines

Pre-analytical

Reference range

See report

Tube type

Tube type info

24 h urine (plain) and SST

Special requirements

24 h urine with blood sample taken during the course of the urine collection

Minimum volume

Assay frequency

TAT Inpatient (urgent)

TAT Inpatient

24 hrs

TAT GP/Outpatient

24 hrs

Referral lab

Local, Clinical Biochemistry