Successful pregnancy and delivery after transfer of a single blastocyst derived from a vitrified mature human oocyte.
OBJECTIVE
To describe the first case of delivery after the transfer of a single blastocyst derived from a vitrified mature human oocyte.


METHODS
Case report.


METHODS
Private assisted reproduction clinic.


METHODS
A normal 31-year-old woman.


METHODS
An unsuccessful attempt was made to extract sperm from the patient's nonobstructive azoospermic husband by testicular sperm extraction.


METHODS
Transfer of single blastocyst derived from vitrified human oocyte and donor sperm.


RESULTS
A healthy male neonate weighing 3000 g was born.


CONCLUSIONS
Vitrification is a useful method of preserving mature human oocytes and has the advantage of time-effectiveness, simplicity, cost reduction, and no need for devices such as programmable freezers.
Kyono
Koichi
K
Department of Gynecology and Urology, Ladies Clinic Kyono, Miyagi, Japan. info@ivf-kyono.or.jp
Fuchinoue
Kohei
K
Yagi
Akiko
A
Nakajo
Yukiko
Y
Yamashita
Ayako
A
Kumagai
Shima
S
D000328:Adult; D001755:Blastocyst / Q000166:cytology; D015925:Cryopreservation / Q000379:methods*; D036861:Delivery, Obstetric / Q000379:methods; D004624:Embryo Transfer; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D050498:Live Birth; D008297:Male; D009865:Oocytes / Q000166:cytology; D011247:Pregnancy