Test Code LACTOL Lactose Tolerance Test, Plasma
Additional Codes
Sunrise Clinical Manager (SCM) Orderable: Lactose Tolerance Test
AllScripts (AEHR) Orderable: Lactose Tolerance Test
Performing Laboratory
Northwell Health Laboratories
Methodology
Colorimetric
Reference Values
See report.
Test Classification and CPT Coding
82952 x 5
Specimen Required
Container/Tube: Grey-top (potassium oxalate/sodium fluoride) tube(s)
Specimen Volume: 1 mL of plasma
Collection Instructions:
1. Patient should be instructed to have nothing to eat or drink for at least 8 hours before test (except for sips of water).
2. Patient should be instructed to refrain from smoking and drinking coffee just before and during test.
3. Patient is given a lactose dose as follows:
A. 1 g/kg of body weight of pediatrics
B. 50 g for adults
4. Draw fasting blood specimen, and 30 minutes, 60 minutes, 90 minutes,120 minutes and 180 minutes post lactose ingestion.
Note: Label specimens appropriately (as fasting, 30, 60, 90,120 or 180 minutes) and Glucose levels will be performed for the lactose tolerance.
Transport Temperature: Refrigerated
Day(s) and Time(s) Performed
Monday through Sunday
Computer Interfce Code
PDM # 5302441