Test Code BCGBM Immunoglobulin Gene Rearrangement, PCR, Bone Marrow
Reporting Name
Immunoglobulin Gene Rearrange, BMUseful For
Determining whether a B-cell or plasma cell population is polyclonal or monoclonal using bone marrow 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 a previous neoplastic specimen
Method Name
Polymerase Chain Reaction (PCR)
Performing Laboratory
Mayo Clinic Laboratories in RochesterSpecimen Type
Bone MarrowShipping Instructions
Specimen must arrive within 7 days of collection.
Specimen Required
Container/Tube:
Preferred: Lavender top (EDTA)
Acceptable: Yellow top (ACD)
Specimen Volume: 2 mL
Collection Instructions:
1. Invert several times to mix bone marrow.
2. Send bone marrow specimen in original tube. Do not aliquot.
Specimen Minimum Volume
1 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Bone Marrow | Ambient (preferred) | 7 days | |
Refrigerated | 7 days |
Reject Due To
Gross hemolysis | Reject |
Moderately to severely clotted | Reject |
Special Instructions
Reference Values
An interpretive report will be provided.
Day(s) Performed
Monday through Friday
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 |
---|---|---|
BCGBM | Immunoglobulin Gene Rearrange, BM | 61113-7 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
19894 | Final Diagnosis: | 22637-3 |
608949 | Signing Pathologist | 19139-5 |
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.Report Available
5 to 10 daysForms
1. Hematopathology Patient Information (T676)
2. If not ordering electronically, complete, print, and send a Hematopathology/Cytogenetics Test Request (T726) with the specimen.