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To: Cytometry Mailing List <cytometry@flowcyt.cyto.purdue.edu>
Subject: CD23 Positivity
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Can anybody offer any advice on lymphocyte subset results we have
recently obtained on a 42 year old woman, presenting with a mild but
persistent lymphocytosis.
Her Total WBC is 12.2 x10E9/L
Lymphocyte Count: 6.3x10E9/L
Marker results:
CD2 91%
CD3 82%
CD4 21%
CD5 86%
CD8 47%
CD10 4%
CD19 10%
CD20 10%
CD23 83%
CD56 14%
FMC7 3%
SmIg 16%
Given the T-cell proliferation, I am unable to explain the CD23 positivity
which is showing very strong fluorescence. The test has been repeated
with similar findings.
Any suggestions would be gratefully received.
Robin Allen
Haematology Dept
Waikato Hospital
Hamilton
New Zealand
E-mail Robin.Allen@wpo4.cl.healthwaikato.hwl.synet.net.nz