Re: hematagones vs ALL?

Bruce Davis, MD - Clinical Pathology (bdavis@beaumont.edu)
Fri, 22 Mar 1996 18:00:32 -0500 (EST)

My approach, similar to that done by Cytometry Associates, is to recognize
presursor B cells or hematogones by their characteristic profile as
CD38++, CD10+, CD19+, sIg-, Fc receptor negative, CD20- or dim, and a cluster
often found southwest of lymhocytes on a CD45/log side scatter display. I
find the CD10, CD38, CD45 combination particularly useful. With this
approach you should have no problem distinquishing ALL from normal precusor
B cells down to a level of 2-3%. For detection below 2%, I would feel better
knowing the original antigenic fingerprint of the ALL clone.

Bruce H. Davis, M.D.
Wm Beaumont Hosp.


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