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F&S reports · 2024

Successful pregnancy after preimplantation genetic testing for structural rearrangements in a couple with complex chromosome rearrangement and recurrent in vitro fertilization failures: a case report.

СтатьяНазвание и аннотация: Перевод в очереди
Обработка статьи · этапы, ошибки и управление
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Upadhyay Divyesh, Al Halaby Rajia, Anandt Sudha, Albuz Firas, Varghese Merlin Mary, Peramo Braulio

Аннотация

OBJECTIVE: To present a case of a couple with 20 years of infertility and 10 recurrent in vitro fertilization (IVF) failures, identifying a paternal complex chromosome rearrangement using high-resolution karyotype together with preimplantation genetic testing for structural rearrangements (PGT-SR) and utilizing IVF-intracytoplasmic sperm injection to achieve a successful pregnancy.

DESIGN: Case report.

SETTING: Al Ain Fertility Center, Abu Dhabi, United Arab Emirates.

PATIENTS: A 40-year-old male patient and a 37-year-old female patient with a history of infertility and recurrent IVF failures.

EXPOSURE: In vitro fertilization-intracytoplasmic sperm injection with high-resolution karyotype and PGT-SR.

MAIN OUTCOME MEASURES: Identification of chromosomal abnormalities, successful embryo development, pregnancy outcome, and newborn karyotyping.

RESULTS: Karyotyping revealed a paternal complex chromosome rearrangement, t(3;4;12) (q21;q33;q21), and a chromosomal polymorphism in the female (1qh+). In vitro fertilization-intracytoplasmic sperm injection with PGT-SR produced one euploid/balanced female embryo from 20 embryos across 8 cycles. The patient conceived after hormone replacement therapy and frozen embryo transfer, resulting in an uneventful, full-term pregnancy and delivery of a healthy baby via C-section. Newborn karyotyping was normal (46,XX).

CONCLUSION: High-resolution karyotype and PGT-SR should be offered to patients undergoing IVF, especially those with severe male factors, recurrent IVF failures, implantation failures, or recurrent pregnancy losses, to enhance the chances of a successful pregnancy.

ИП Урсолов Владлен Сергеевич

ИНН 500118482352 · ОГРНИП 314500117700049

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