Test Overview
Test Methodology

Direct Immunofluorescence using flow cytometric techniques.

Test Usage

Evaluation of CD3 and CD19 lymphocyte markers in organ transplant recipients. Monitoring OKT3 or ATGAM therapy.

Reference Range *

<a text="TXP reference range.docx" href="/static/apps/handbook/Tables/TXP reference range.docx">
<b>*Pediatric Reference Ranges from Journal of Allergy and Clinical Immunology, vol. 112, No. 5, 11/2003 and studies performed at Michigan Medicine Flow Cytometry Laboratory. Absolute ranges are calculated utilizing absolute lymphocyte count ranges for the same age groups provided by the hematology laboratory. </b>

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Details
Days Set Up
Monday - Friday, 8:00am - 4:30pm
Analytic Time

24 - 48 hrs

Soft Order Code
TXP
MiChart Code
Organ Transplant Monitoring Profile, Flow Cytometry TXP
Synonyms
  • Transplant Panel
  • OKT3 Antigen
  • TXPS
  • Organ Transplant Monitoring
  • ATGAM Monitoring
  • CD3 count
  • Immune Monitoring
  • OKT3 Monitoring
  • Transplant Monitoring
  • TXP
  • TRANSPLANT PANEL
  • FC CANCEL
  • FLOW CYTOMETRY ADDENDUM REPORT
  • FLOW FINAL
  • FLOW FINAL
  • FLOW PRELIMINARY
  • FC CAN
  • FLOW ADD
  • FX FINAL
  • PRELIM
  • FLABEL
  • Generic Flow Test
  • Markers CD3 CD19
Laboratory
Flow Cytometry
Section
Flow Cytometry
Specimen Requirements
Collection Instructions

Date and time of collection is required on a flow cytometry requisition.
<ul><li>
Collect blood in ACD A or B Vacutainer® tube and transport at room temperature within 12 hours of collection.
Include a copy of the patient's concurrently drawn White Blood Cell and Platelet counts, and peripheral blood differential.
</ul>

Alternate Specimen
Lavender top EDTA and Green top sodium heparin Vacutainer® tubes are acceptable but not preferred and must be received within 12 hours of collection.
Rejection Criteria
Green top with lithium heparin is unacceptable.
Normal Volume
Whole blood: 7-10 ml
Minimum Volume
Whole blood: 1 ml added to an ACD A or B tube
Additional Information

For consultation, contact the MLabs Client Services Center or Flow Cytometry Laboratory at 76-39420.

Billing
CPT Code
86355, 86359
Fee Code
23043, 23044
Resources