Beta Galactosidase, Leukocytes
Test Mnemonic
BGALA
CPT Codes
- 82657 - QTY (1)
LOINC ®
24061-4
Performing Laboratory
Mayo Clinic Dpt of Lab Med & Pathology
Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 7 mL | Whole blood | ACD A or B (Yellow) | Refrigerated | Collect Monday-Wednesday only. Do not collect the day before a holiday. Specimen MUST be sent to Cleveland Clinic Laboratories on the day of collection. |
Minimum Specimen Requirements
| Volume | Type | Container | Collect Temperature | Transport Temperature | Special Instructions |
|---|---|---|---|---|---|
| 5 mL |
Stability
| Environmental Condition | Description |
|---|---|
| Frozen | Unacceptable |
| Refrigerated | 72 hours |
| Ambient | 72 hours |
Days Performed
Wed
Turnaround Time
9 - 16 days
Methodology
| Name | Description |
|---|---|
| Fluorometry (FLM) |
Reference Range
| Beta Galactosidase, Leukocytes | |||||
|---|---|---|---|---|---|
| Sex | Age From | Age To | Type | Range | Range Unit |
| Years | 99 Years | Normal | >= 1.56 | nmol/min/mg |
Special Info
Informed consent is required for patients residing in New York state.
Clinical Info
This assay is not suitable for carrier detection. Very low enzyme activity levels are consistent with GM(1) gangliosidosis and Morquio B disease. Clinical findings must be used to differentiate those 2 diseases. At this time there is no known clinical significance to elevated enzyme levels.