Category
Routine Chemistry
Sub Category
Endocrine
Synonym/Aliases
Fasting Blood Sugar
Abbreviations
FBS
Type
INDIVIDUAL TEST
Results
RESULTS READY WITHIN 2-3 HOURS
Method
SPECTROPHOTOMETRIC; ENZYMATIC
Temp
AMBIENT: 6HOURS; R (2-8℃): 7DAYS; F (-20℃): 14DAYS
Setup
ALL WORKING DAYS
Components Parameters
- N/A
PRE-ANALYTIC CONSIDERATIONS
Test Ordering Instructions
FILL OUT TEST REQUEST FORM FULLY & LEGIBLY. FASTING FOR 8-10 HOURS
Patient preparation
FASTING
Sample type
FLUORIDE/ OXALATE PLASMA
Container/ preservative
FLUORIDE/ OXALATE (GREY TOP) VACUTAINER
Sample volume
AT LEAST 2 ML
Rejection criteria
LABELING ISSUE (UNLABELED/ MISLABELED); MISSING REQUEST FORM; MISMATCH BETWEEN REQUEST FORM & SAMPLE DETAILS; MISSING AGE/ GENDER; WRONG SAMPLE TYPE; INSUFFICIENT SAMPLE; NON-FASTING SAMPLE; GROSS HEMOLYSIS OR LIPEMIA.
Other Instructions
FASTING MEANS THAT ONLY WATER AND PRESCRIBED MEDICATION ARE PERMITTED DURING THE FASTING PERIOD.
Reference intervals
AS PER LATEST ADA GUIDELINES.
Clinical Utility
SCREENING FOR PREDIABETES, DIABETES MELLITUS (DM) OR GESTATIONAL DIABETES MELLITUS (GDM). DIAGNOSE HYPOGLYCEMIA; CAN BE DONE AS PART OF HEALTH & WELLNESS ASSESSMENT PACKAGES.
Test Limitations / Confounders
- N/A