T ?

Anja Porwit Anja.Porwit at ks.se
Wed Oct 25 02:23:02 EST 2000


Hello,
The most probable diagnosis is T cell ALL or T cell lymphoma with leukemic
presentation. Staining for Tdt and cytoplasmic CD3 will be helpful - if you
get both positive: T ALL if only cyt. CD3: T cell lymphoma with leukemic
presentation.
Kind regards
Anna

At 18:46 2000-10-23 -0300, you wrote:
>  I have blood of a patient, 21 years, male. There are a population of
>litlle cells (low FSC, low SSC) and low expresion of CD45 (Tipical region
>for B leukemias)
>The sample are CD19(-), CD20(-), CD10(-), CD34(-),CD13(-),
>CD33(-),HLA-DR(-), CD16(-), CD56(-), CD3(-), CD4(+), CD8(+), CD2(-),
>CD7(+), CD5 dim.
>The mieloperoxidase is more brigth that the normal population, but more dim
>that the granulocytes populations ????
>I think that is T leukemia, but I don´t have much experience with T
>dissorders. In my country, Chile, principally we see LLA-B
>Any idea
>--  JUAN LUIS CASTILLO N.   CITOMETRIA DE FLUJO   HOSPITAL DEL TRABAJADOR
>CARDENIO AVELLO 36   CONCEPCION   CHILE:   PHONE: 56-41-402138
>56-41-329454   FAX: 56-41-402117   E- MAIL: axelyoyi at entelchile.net
>http://oncoinmun.bizland.com
>
Anna Porwit
Hematopathology Lab.
Department of Pathology
Karolinska Hospital, Stockholm
Anja.Porwit at ks.se
tel.:+46-851774518
fax.:+46-851775843



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