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Test Code LAB1008 Beta-Glucosidase, Leukocytes

Additional Codes

Mayo Test Code: BGL

Advisory Information

Preferred specimen for diagnostic testing. Not recommended for carrier detection; instead order GAUP / Gaucher Disease, Mutation Analysis, GBA.

Shipping Instructions

For optimal isolation of leukocytes, it is recommended the specimen arrive refrigerated within 96 hours of draw to be stabilized. Draw specimen Monday through Thursday only and not the day before a holiday. Specimen should be drawn and packaged as close to shipping time as possible.

Specimen Required


Preferred: Yellow top (ACD solution B)

Acceptable: Yellow top (ACD solution A)

Specimen Volume: 6 mL

Collection Instructions: Do not transfer blood to other containers.


1. New York Clients-Informed consent is required. Please document on the request form or electronic order that a copy is on file. An Informed Consent for Genetic Testing (T576) is available in Special Instructions.

2. Biochemical Genetics Patient Information (T602) in Special Instructions

Useful For

Diagnosis of Gaucher disease

Testing Algorithm

See Newborn Screen Follow-up for Gaucher Disease in Special Instructions.


For more information, see Newborn Screening Act Sheet Gaucher Disease: Decreased Acid Beta-Glucosidase in Special Instructions.

Method Name


Reporting Name

Beta-Glucosidase, Leukocytes

Specimen Type

Whole Blood ACD

Specimen Minimum Volume

5 mL

Specimen Stability Information

Specimen Type Temperature Time
Whole Blood ACD Refrigerated (preferred) 4 days
  Ambient  48 hours

Reject Due To


Mild OK; Gross reject







Reference Values

≥8.7 nmol/h/mg protein

Note: Results from this assay do not reflect carrier status because of individual variation of beta-glucosidase enzyme levels. For carrier testing, order molecular test GAUP / Gaucher Disease, Mutation Analysis, GBA.

Day(s) and Time(s) Performed

Specimens are processed Monday through Sunday.

Assay is performed: Varies

Performing Laboratory

Mayo Medical Laboratories in Rochester

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.

CPT Code Information


LOINC Code Information

Test ID Test Order Name Order LOINC Value
BGL Beta-Glucosidase, Leukocytes 32540-7


Result ID Test Result Name Result LOINC Value
35636 Beta-Glucosidase, Leukocytes 32540-7
35637 Interpretation (BGL) 59462-2
35638 Reviewed By 18771-6