Sign in →

Test Code LAB000 - Enter Specimen type, Source, and Test Name Immunoglobulin Gene Rearrangement, Blood

Additional Codes

Mayo Test ID
BCGR

Reporting Name

Immunoglobulin Gene Rearrange, B

Useful For

Determining whether a B-cell or plasma cell population is polyclonal or monoclonal using whole blood specimens

 

Identifying neoplastic cells as having B-cell or plasma cell differentiation

 

Monitoring for a persistent neoplasm by detecting an immunoglobulin gene rearrangement profile similar to one from a previous neoplastic specimen

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Whole blood


Shipping Instructions


Specimen must arrive within 7 days of collection.



Specimen Required


Container/Tube:

Preferred: Lavender top (EDTA)

Acceptable: Yellow top (ACD)

Specimen Volume: 4 mL

Collection Instructions:

1. Invert several times to mix blood.

2. Send whole blood specimen in original tube. Do not aliquot.


Specimen Minimum Volume

1 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Whole blood Ambient (preferred) 7 days
  Refrigerated  7 days

Reference Values

An interpretive report will be provided.

Day(s) Performed

Monday through Friday

Test Classification

This test was developed using an analyte specific reagent. Its performance characteristics were determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information

81261-IGH (Immunoglobulin heavy chain locus) (eg, leukemias and lymphomas B-cell), gene rearrangement analysis to detect abnormal clonal populations; amplified methodology (eg. polymerase chain reaction)

81264-IGK (Immunoglobulin kappa light chain locus) (eg, leukemia and lymphoma, B-cell) gene rearrangement analysis, evaluation to detect abnormal clonal populations

LOINC Code Information

Test ID Test Order Name Order LOINC Value
BCGR Immunoglobulin Gene Rearrange, B 61113-7

 

Result ID Test Result Name Result LOINC Value
18229 Final Diagnosis: 34574-4
608948 Signing Pathologist 19139-5

Report Available

5 to 7 days

Reject Due To

Gross hemolysis Reject
Moderately to severely clotted Reject

Method Name

Polymerase Chain Reaction (PCR)

Forms

1. Hematopathology Patient Information (T676)

2. If not ordering electronically, complete, print, and send a Hematopathology/Cytogenetics Test Request (T726) with the specimen.