False-positive prenatal diagnosis of trisomy 18 by interphase FISH: hybridization of chromosome 18 alpha-satellite DNA probe (D18Z1) to the heterochromatic region of chromosome 9.

• Authors: Sainan Wei, Victoria Mok Siu, Amy Decker, Mary-Helen Quigg, Jacquelyn Roberson, Jie Xu, Adewale Adeyinka
• Journal: Prenatal diagnosis (Prenat Diagn) Vol. 27 Issue 11 Pg. 1064-6 (Nov 2007) ISSN: 0197-3851 [Print] England
• PMID: 17654752 (Publication Type: Case Reports, Letter)

Chemical References

• DNA Probes
• DNA, Satellite
• Heterochromatin

Topics

• Adult
• Chromosomes, Human, Pair 18 (genetics)
• Chromosomes, Human, Pair 9
• DNA Probes (analysis)
• DNA, Satellite (analysis)
• False Positive Reactions
• Female
• Heterochromatin (chemistry)
• Humans
• In Situ Hybridization, Fluorescence
• Pregnancy
• Prenatal Diagnosis (methods)
• Translocation, Genetic
• Trisomy (diagnosis, genetics)