Category
ROUTINE CHEMISTRY
Sub Category
METABOLIC
Synonym/Aliases
RANDOM BLOOD GLUCOSE; RANDOM BLOOD SUGAR
Abbreviations
RBS
Type
INDIVIDUAL TEST
Results
RESULTS READY WITHIN 2-3 HOURS
Method
ENZYMATIC SPECTROPHOTOMETRIC
Temp
SAMPLE KEPT AT ROOM TEMPERATURE 6 HOURS; 2-8ºC 2 DAYS; FROZEN PLASMA/ SERUM 7 DAYS
Setup
ALL WORKING DAYS
Components Parameters
N/A
PRE-ANALYTIC CONSIDERATIONS
Test Ordering Instructions
FILL OUT TEST REQUEST FORM FULLY & LEGIBLY.
Patient preparation
- N/A
Sample type
PLASMA FLUORIDE. SEPARATED SERUM MAY ALSO BE ACCEPTABLE.
Container/ preservative
FLUORIDE/ OXALATE (GREY TOP) VACUTAINER.
Sample volume
AT LEAST 3 ML
Rejection criteria
LABELING ISSUE (UNLABELED/ MISLABELED); MISSING REQUEST FORM; MISMATCH BETWEEN REQUEST FORM & SAMPLE DETAILS; MISSING AGE/ GENDER; WRONG SAMPLE TYPE; INSUFFICIENT SAMPLE; 24 HOUR URINE VOLUME NOT PROVIDED.
Other Instructions
ACCURACY OF RESULTS IS DEPENDENT ON COMPLETE COLLECTION & ACCURATE TIMING OF THE 24 HOUR URINE SAMPLE.
Reference intervals
AS PER THE LATEST AMERICAN DIABETIC ASSOCIATION (ADA) CONSENSUS CRITERIA
Clinical Utility
SCREENING FOR PRE-DIABETES AND DIABETES; MONITORING RESPONSE TO DIABETES TREATMENT; DIAGNOSE HYPOGLYCEMIA; HEALTH & WELLNESS ASSESSMENTS.
Test Limitations / Confounders
- N/A