18/X/Y Aneuploidy FISH

Performing Lab: 
UCSF Cytogenetics Lab
Test Code: 
A18XY (Non-Blood Sample), BA18XY (Blood Sample)
Technique: 
Fluorescence in situ Hybridization
Description: 

A18XY (Non-Blood Sample): Fluorescence In Situ Hybridization (FISH) is performed to evaluate the number of signals for chromosomes 18, X and Y only In each cell from non-blood samples such as amniotic fluid or CVS samples. Result must be confirmed by routine chromosome analysis. Click here for additional information.

BA18XY (Blood Sample): Fluorescence In Situ Hybridization (F SH) is performed to evaluate the number of signals for chromosomes 18, X and Y only In each cell from blood samples.

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Refer to Outreach service for more information on how to establish an account and send samples to UCSF Cytogenetics lab. For questions, please contact Clinical Lab Outreach at [email protected] or 415-502-2632