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Test Code MONOF Monocyte Repartition by CD14/CD16, Blood


Ordering Guidance


If cytogenetic tests are also desired an additional specimen should be submitted. It is important that the specimen be obtained, processed, and transported according to instructions for the other required test.



Shipping Instructions


Specimens must be refrigerated and received within 3 days of collection.



Specimen Required


Container/Tube:

Preferred: Yellow top (ACD solution A or B)

Acceptable: Lavender top (EDTA)

Specimen Volume: 3 mL

Collection Instructions: Send whole blood specimen in original tube. Do not aliquot.


Specimen Type

Whole blood

Specimen Minimum Volume

1 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Whole blood Refrigerated 72 hours

Reject Due To

Gross hemolysis Reject

Reference Values

% Monocytes of WBC: 1.0-6.6%

MO1 (classical monocytes): <94.0%

Specimen Retention Time

14 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

88184-Flow cytometry; first cell surface, cytoplasmic or nuclear marker

88185 x 7-Flow cytometry; additional cell surface, cytoplasmic or nuclear marker (each)

88187-Flow Cytometry Interpretation, 2 to 8 markers

Day(s) Performed

Monday through Saturday

Report Available

1 to 4 days