Patient & Visitor Alert: Because flu cases are on the rise, starting February 24, children 12 and younger
will be restricted from visiting hospitals and certain inpatient facilities throughout Carolinas HealthCare System. Learn more.


Carolinas HealthCare System
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FAQs for Cytogenetics

What is FISH?
Fluorescence in situ hybridization or FISH, is a molecular cytogenetic technique where a segment of DNA that is labeled with a fluorescent molecule binds to a specific region on the chromosome. FISH identifies submicroscopic deletions in both metaphase chromosomes and interphase (non-dividing) cells.
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