Clinical, cytogenetic, and molecular findings of isodicentric Y chromosomes

Table 1 Clinical information of six patients with isodicentric Y chromosomes

Patient	Age (years)	Indication	Pregnancy history	Specimen	Laboratory test
1	36	AMA	G2 P1	AF	Karyotype, BoBs assay, FISH
2	34	AMA	G2 P1	AF	Karyotype, FISH
3	28	NIPT abnormality	G2 P1	AF	Karyotype, CMA, FISH
4	35	NIPT abnormality	G2 P1	AF	Karyotype, CMA
5	30	MSS and NIPT abnormality	G2 P0	AF	Karyotype, CMA
6	40	AMA, IVF	G3 P1	AF, CB	Karyotype, FISH

AMA Advanced maternal age, NIPT Non-invasive prenatal test, MSS Maternal serum screening, IVF In vitro fertilization, AF Amniotic fluid, CB Cord blood, BoBs Bacterial artificial chromosomes-on-beads, FISH Fluorescence in situ hybridization, CMA Chromosomal microarray analysis

ISSN: 1755-8166