Mosaic isochromosome 20q at amniocentesis: Prenatal diagnosis, genetic counseling and literature review

• Main Authors: Chih-Ping Chen (Author), Schu-Rern Chern (Author), Peih-Shan Wu (Author), Shin-Wen Chen (Author), Fang-Tzu Wu (Author), Dai-Dyi Town (Author), Wayseen Wang (Author)
• Format: Book
• Published: Elsevier, 2019-11-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Objective: We present prenatal diagnosis of mosaic isochromosome 20q [i(20q)] at amniocentesis, and we review the literature. Case report: A 36-year-old woman underwent amniocentesis at 17 weeks of gestation because of advanced maternal age. Amniocentesis revealed a karyotype of 46,XY,i(20)(q10)[27]...