Li-feng F. Chen

TPQ, Taiwan

Last Updated: 09/26/2026

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Found 56 publications

45,X/46,XX at amniocentesis associated with a favorable outcome and postnatal decrease of the 45,X cell line.

45,X/46,XX at amniocentesis associated with a favorable outcome and postnatal decrease of the 45,X cell line.

Journal: Taiwanese journal of obstetrics & gynecology

Published: August 30, 2022

Prenatal diagnosis and molecular cytogenetic characterization of a de novo deletion of 4q34.1→qter associated with low PAPP-A and low PlGF in the first-trimester maternal serum screening, congenital heart defect on fetal ultrasound and a false negative non-invasive prenatal testing (NIPT) result.

Prenatal diagnosis and molecular cytogenetic characterization of a de novo deletion of 4q34.1→qter associated with low PAPP-A and low PlGF in the first-trimester maternal serum screening, congenital heart defect on fetal ultrasound and a false negative non-invasive prenatal testing (NIPT) result.

Journal: Taiwanese journal of obstetrics & gynecology

Published: August 29, 2022

Mosaic trisomy 18 at amniocentesis associated with a favorable fetal outcome in a pregnancy.

Mosaic trisomy 18 at amniocentesis associated with a favorable fetal outcome in a pregnancy.

Journal: Taiwanese journal of obstetrics & gynecology

Published: May 12, 2022

High-level mosaicism for 45,X in 45,X/46,X,idic(Y)(q11.2) at amniocentesis in a pregnancy with a favorable outcome and postnatal progressive decrease of the 45,X cell line.

High-level mosaicism for 45,X in 45,X/46,X,idic(Y)(q11.2) at amniocentesis in a pregnancy with a favorable outcome and postnatal progressive decrease of the 45,X cell line.

Journal: Taiwanese journal of obstetrics & gynecology

Published: March 03, 2022

Perinatal cytogenetic discrepancy in a pregnancy with mosaic 45,X/46, XY at amniocentesis and a favorable outcome.

Perinatal cytogenetic discrepancy in a pregnancy with mosaic 45,X/46, XY at amniocentesis and a favorable outcome.

Journal: Taiwanese journal of obstetrics & gynecology

Published: January 28, 2022

Molecular cytogenetic characterization of de novo concomitant proximal 21q deletion of 21q11.2q21.3 and distal Xp deletion of Xp22.33p22.2 due to an unbalanced X;21 translocation detected by amniocentesis.

Molecular cytogenetic characterization of de novo concomitant proximal 21q deletion of 21q11.2q21.3 and distal Xp deletion of Xp22.33p22.2 due to an unbalanced X;21 translocation detected by amniocentesis.

Journal: Taiwanese journal of obstetrics & gynecology

Published: January 07, 2022

Mosaic trisomy 21 at amniocentesis associated with a favorable fetal outcome and perinatal progressive decrease of the trisomy 21 cell line.

Mosaic trisomy 21 at amniocentesis associated with a favorable fetal outcome and perinatal progressive decrease of the trisomy 21 cell line.

Journal: Taiwanese journal of obstetrics & gynecology

Published: January 07, 2022

Prenatal diagnosis and molecular cytogenetic characterization of mosaic ring chromosome 21 associated with low PAPP-A and low PlGF in the first-trimester maternal serum screening.

Prenatal diagnosis and molecular cytogenetic characterization of mosaic ring chromosome 21 associated with low PAPP-A and low PlGF in the first-trimester maternal serum screening.

Journal: Taiwanese journal of obstetrics & gynecology

Published: December 13, 2021

Detection of maternal uniparental disomy 9 in association with low-level mosaic trisomy 9 at amniocentesis in a pregnancy associated with intrauterine growth restriction, abnormal first-trimester screening result (low PAPP-A and low PlGF), maternal preeclampsia and a favorable outcome.

Detection of maternal uniparental disomy 9 in association with low-level mosaic trisomy 9 at amniocentesis in a pregnancy associated with intrauterine growth restriction, abnormal first-trimester screening result (low PAPP-A and low PlGF), maternal preeclampsia and a favorable outcome.

Journal: Taiwanese journal of obstetrics & gynecology

Published: October 15, 2021

Prenatal diagnosis of partial monosomy 8p (8p23.2→pter) and partial trisomy 15q (15q21.2→qter) and incidental detection of a familial chromosome translocation of paternal origin in a pregnancy associated with increased nuchal translucency and an abnormal maternal serum screening result.

Prenatal diagnosis of partial monosomy 8p (8p23.2→pter) and partial trisomy 15q (15q21.2→qter) and incidental detection of a familial chromosome translocation of paternal origin in a pregnancy associated with increased nuchal translucency and an abnormal maternal serum screening result.

Journal: Taiwanese journal of obstetrics & gynecology

Published: May 13, 2021

Prenatal diagnosis of maternal uniparental disomy 16 associated with mosaic trisomy 16 at amniocentesis, and pericardial effusion and intrauterine growth restriction in the fetus.

Prenatal diagnosis of maternal uniparental disomy 16 associated with mosaic trisomy 16 at amniocentesis, and pericardial effusion and intrauterine growth restriction in the fetus.

Journal: Taiwanese journal of obstetrics & gynecology

Published: February 09, 2021

Prenatal diagnosis of low-level mosaicism for a small supernumerary marker chromosome derived from chromosome 9q (9q13-q21.33) in a pregnancy with a favorable outcome, and cytogenetic discrepancy between cultured amniocytes and uncultured amniocytes.

Prenatal diagnosis of low-level mosaicism for a small supernumerary marker chromosome derived from chromosome 9q (9q13-q21.33) in a pregnancy with a favorable outcome, and cytogenetic discrepancy between cultured amniocytes and uncultured amniocytes.

Journal: Taiwanese journal of obstetrics & gynecology

Published: December 14, 2020

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Last Updated: 09/26/2026