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Test Code PBLI Plasma Cell Assessment, Blood

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Whole 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.


Specimen Minimum Volume

4 mL

Specimen Stability Information

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

Reference Values

An interpretive report will be provided.

Day(s) Performed

Monday through Saturday

CPT Code Information

88184-Flow cytometry, cell surface, cytoplasmic

88185 x 5-Each additional marker

88187-Flow cytometry, interpretation; 2 to 8 markers

Report Available

1 to 2 days

Specimen Retention Time

Not retained

Reject Due To

Gross hemolysis Reject