If you would like some more information that is slightly more technical, check out:

http://ahsc.arizona.edu/~msrgsn/gd/gdvol13a.htm

and related documents referred to on that web site.

Also, the University of Utah has an easy-to-read description of the FISH test, with images of both a positive and negative FISH test at http://learn.genetics.utah.edu/units/disorders/karyotype/williams.cfm.

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Please send mail to williamssyndrome@insightbb.com with questions or comments about this web site.

For additional information about Williams syndrome, please send an e-mail to hlenhoff@uci.edu.

For contact with other Williams syndrome families --

In the USA: please send e-mail to info@williams-syndrome.org

Outside the USA: please visit our International Williams Syndrome Support Groups page for contact information.

Copyright © 2002 Williams Syndrome Foundation
Last modified: April 15, 2007