RE: CD23 Positivity

Jason, Janine (jmj1@CIDDAS1.EM.CDC.GOV)
Thu, 09 Nov 95 08:15:00 EST

Have you tried a different anti CD23 (different idiotype and/or isotype)?
----------
From: owner-cyto-sendout
To: Cytometry Mailing List
Subject: CD23 Positivity
Date: Wednesday, November 08, 1995 6:52PM

Return-Path: <owner-cyto-sendout@flowcyt.cyto.purdue.edu>
Received: from msmail by SmtpIn.em.cdc.gov id <30A0E3DD@SmtpIn.em.cdc.gov>;
Wed, 08 Nov 95 21:07:41 EST
Received: from flowcyt.cyto.purdue.edu by msmail (5.0/SMI-SVR4) id AA12439;
Wed, 8 Nov 1995 21:10:02 -0500
Received: by flowcyt.cyto.purdue.edu (950215.SGI.8.6.10/930416.SGI.AUTO) for
cyto-sendout id TAA25508; Wed, 8 Nov 1995 19:53:00 -0500
Received: from state-opera.comp.vuw.ac.nz by flowcyt.cyto.purdue.edu via
SMTP
(950215.SGI.8.6.10/930416.SGI.AUTO) for
<CYTOMETRY@FLOWCYT.CYTO.PURDUE.EDU> id XAA22258; Tue, 7 Nov 1995
23:47:12
-0500
From: Robin.Allen@WPO4.CL.HealthWaikato.HWL.synet.net.nz
X400-Received: by mta state-opera.comp.vuw.ac.nz in
/PRMD=NewZnet/ADMD=Synet/C=NZ/; Relayed; Wed, 8 Nov 1995 17:51:13 +1300
X400-Received: by /ADMD=Synet/C=NZ/; Relayed; Wed, 8 Nov 1995 17:50:59 +1300
X400-Received: by /PRMD=gateway/ADMD=synet/C=nz/; Relayed; Wed, 8 Nov 1995
18:40:32 +1300
X400-Received: by /PRMD=/ADMD=synet/C=nz/; Relayed; Wed, 8 Nov 1995 18:43:10
+1300
X400-Received: by /PRMD=HWL/ADMD=SYNET/C=NZ/; Relayed; Wed, 8 Nov 1995
18:52:30 +1300
Date: Wed, 8 Nov 1995 18:52:30 +1300
X400-Originator: Robin.Allen@WPO4.CL.HealthWaikato.HWL.synet.net.nz
X400-Recipients: CYTOMETRY@FLOWCYT.CYTO.PURDUE.EDU
X400-Mts-Identifier: [/PRMD=HWL/ADMD=SYNET/C=NZ/;40A 951108175230]
X400-Content-Type: P2-1984 (2)
Content-Identifier: 40A 951108175230
Message-Id: <"40A 951108175230*"@MHS>
To: Cytometry Mailing List <cytometry@flowcyt.cyto.purdue.edu>
Subject: CD23 Positivity
content-length: 745
----------------------------------------------------------------------------
--
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


Home Page Table of Contents Sponsors Web Sites
CD ROM Vol 2 was produced by staff at the Purdue University Cytometry Laboratories and distributed free of charge as an educational service to the cytometry community. If you have any comments please direct them to Dr. J. Paul Robinson, Professor & Director, PUCL, Purdue University, West Lafayette, IN 47907. Phone:(317) 494-0757; FAX (317) 494-0517; Web http://www.cyto.purdue.edu EMAIL robinson@flowcyt.cyto.purdue.edu