Test Overview
Test Methodology
Flurometric enzyme activity assay using artificial substrate for Angiotensin Converting Enzyme (ACE), artificial 4-MU substrate for Chitotriosidase (CHITO), and enzymatic reaction detected by spectrophotometric assay to measure Tartrate-resistant acid phosphatase (TRAP) activity.
Test Usage
This test is indicated for monitoring patients with a diagnosis of Gaucher disease.
Reference Range *
Interpretive report provided
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
Analytic Time
7 - 12 days
Soft Order Code
EMORY
Laboratory
Sendout
Reference Laboratory
Emory (NTD Genetics #BM)
Section
Special Testing
Specimen Requirements
Collection
Collect specimen in SST or red top tube. Spin and Aliquot into a screw capped plastic tube. Send to Specimen Processing frozen.
Special Handling
Specimen must be shipped frozen
Alternate Specimen
Whole blood in a red top tube. Ship ambient within 24 hrs. No Saturday deliveries- collect Monday through Thursday if whole blood testing is desired
Normal Volume
5 mL serum
Minimum Volume
3 mL serum
Storage Temperature
Serum- Strict frozen
Whole blood- Strict ambient
Whole blood- Strict ambient
Rejection Criteria
Ambient or refrigerated serum; or not ambient, whole blood
Additional Information
Test performed by NTD Genetics (Emory Genetics Laboratories)
Billing
CPT Code
82164, 82657 x2