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Test Code PBLI Plasma Cell Assessment, Blood


Shipping Instructions


Specimen must arrive within 3 days of collection.



Necessary Information


Date and time of collection are required.



Specimen Required


Container/Tube:

Preferred: Green top (sodium heparin)

Acceptable: Lavender top (EDTA)

Specimen Volume: 10 mL

Collection Instructions:

1. Do not centrifuge.

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


Forms

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

Useful For

Detecting peripheral blood involvement by plasma cell proliferative disorders

 

Establishing the diagnosis of and determining prognosis for plasma cell proliferative disorders

Testing Algorithm

The following algorithms are available:

-Amyloidosis: Laboratory Approach to Diagnosis

-Multiple Myeloma: Laboratory Screening

Method Name

Flow Cytometry

Reporting Name

Plasma Cell Assessment, B

Specimen Type

Whole blood

Specimen Minimum Volume

4 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Whole blood Ambient (preferred) 72 hours
  Refrigerated  72 hours

Reject Due To

Gross hemolysis Reject

Reference Values

An interpretive report will be provided.

Day(s) Performed

Monday through Saturday

Report Available

1 to 2 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

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

88184-Flow cytometry, cell surface, cytoplasmic

88185 x 5-Each additional marker

88187-Flow cytometry, interpretation; 2 to 8 markers

LOINC Code Information

Test ID Test Order Name Order LOINC Value
PBLI Plasma Cell Assessment, B 86900-8

 

Result ID Test Result Name Result LOINC Value
30388 Blood Plasma Cell Light Chain 86900-8
26838 # Monotypic PCs per 150,000 events 19099-1
26839 PC Event Interpretation 69052-9