REFLEX TESTING - Depending upon results, further cell surface markers may need to be analyzed. This could include up to 6 additional markers. Cases of B-cell leukemia found by immunophenotyping may be followed up by JH PCR or light chain PCR. Cases of T-cell leukemia may be followed up by T-cell PCR.
Mon-Fri, 0800-1600; weekends and holidays 0800-1630 pm by on-call basis. 85-5329.
Do not refrigerate specimen. Tests require viable lymphocytes. Sample must be in laboratory within 24 hours of collection. Specimen should be submitted with a completed Patient Information Form. Contact the Flow Cytometry Laboratory at 312-942-8393 to obtain a form.