CREATININE CLEARANCE TEST – ScanLab Center

Sub Category

Organ Function Checks

Synonym/Aliases

- NA

Abbreviations

CrCl

^Type

INDIVIDUAL TEST

^Results

RESULTS READY WITHIN 3 WORKING DAYS

^Method

SPECTROPHOTOMETRIC.

^Temp

AMBIENT: 6HOURS; R (2-8℃): 7DAYS; F (-20℃): 14DAYS

^Setup

DAILY

Components Parameters

-Not Applicable

PRE-ANALYTIC CONSIDERATIONS

Test Ordering Instructions

FILL OUT TEST REQUEST FORM FULLY & LEGIBLY. AGE (DATE OF BIRTH PREFERRED), HEIGHT, WEIGHT (IN KG) REQUIRED. TOTAL 24 HOUR URINE VOLUME (ML) REQUIRED.

Patient preparation

-NOT APPLICABLE

Sample type

SERUM AND 24 HOUR URINE

Container/ preservative

SERUM SEPARATOR TUBE (SST/ GEL) OR PLAIN (RED TOP) VACUTAINER

Sample volume

3 ML OF SERUM & 10 ML 24 HRS URINE

Rejection criteria

LABELING ISSUE (UNLABELED/ MISLABELED); MISSING REQUEST FORM; MISMATCH BETWEEN REQUEST FORM & SAMPLE DETAILS; MISSING AGE/ GENDER; WRONG SAMPLE TYPE; INSUFFICIENT SAMPLE; GROSS LIPEMIA;

Other Instructions

NOT APPLICABLE

Reference intervals

AGE & GENDER APPROPRIATE VALUES ARE PROVIDED ON THE REPORT.

Clinical Utility

TO EVALUATE THE GLOMERULAR FILTRATION RATE (GFR).

Test Limitations / Confounders

TEST HAS LARGELY BEEN REPLACED BY eGFR ESTIMATION BASED ON SERUM CREATININE OR CYSTATIN VALUES. INCOMPLETE COLLECTION OR INCORRECT TIMING DURING COLLECTION AFFECTS RESULT ACCURACY.