Application of copy number variation sequencing for prenatal diagnosis in women at an advanced maternal age / 中华医学遗传学杂志
Chinese Journal of Medical Genetics
;
(6): 533-537, 2019.
Artículo
en Chino
| WPRIM
| ID: wpr-771975
ABSTRACT
OBJECTIVE@#To assess the value of copy number variation analysis based on next generation sequencing (CNV-seq) in prenatal diagnosis for women at advanced maternal age.@*METHODS@#A prospective analysis was carried out for women who underwent amniocentesis at 18~36 weeks of gestation for fetal CNV-seq for advanced maternal age.@*RESULTS@#For 1461 unrelated Chinese women with a singleton pregnancy, CNV-seq was performed for all samples successfully. The proportion of chromosomal abnormalities was 2.3% (34/1461), of which 44.12% were submicroscopic copy number variations (<5 Mb).@*CONCLUSION@#Pregnant women at an advanced maternal age should be informed for not only common trisomies but all pathogenic chromosomal aberrations. NGS was a sensitive and accurate approach for detecting CNVs.
Texto completo:
Disponible
Índice:
WPRIM (Pacífico Occidental)
Asunto principal:
Diagnóstico Prenatal
/
Estudios Prospectivos
/
Aberraciones Cromosómicas
/
Edad Materna
/
Trastornos de los Cromosomas
/
Variaciones en el Número de Copia de ADN
Tipo de estudio:
Estudio diagnóstico
/
Estudio observacional
Límite:
Femenino
/
Humanos
/
Embarazo
Idioma:
Chino
Revista:
Chinese Journal of Medical Genetics
Año:
2019
Tipo del documento:
Artículo
Similares
MEDLINE
...
LILACS
LIS