[Big Y chromosome not significantly influences outcomes of in vitro fertilization and embryo transfer].
OBJECTIVE
To evaluate the influence of big Y chromosome on the outcomes of in vitro fertilization and embryo transfer.


METHODS
Data of 127 cycles of IVF/ICSI-ET, performed in our Reproductive Medicine Center from March 2001 to June 2003 were analyzed. The patients were divided into two groups according to the length of chromosome: Group A, 56 cycles with big Y chromosome


RESULTS
No significant difference was observed in the quality of embryos and in the and Group B, 71 cycles with normal karyotype. rates of fertilization, cleavage, clinical pregnancy, implantation, miscarriage, ectopic pregnancy, dead infant delivery, malformation,


CONCLUSIONS
Big Y chromosome has no significant influence on the baby boy delivery and baby girl delivery between the two groups. development of embryos and the outcome of pregnancy.
Hu
Xiao-dong
XD
ART Center, Shenzhen Zhongshan Urology Hospital, Shenzhen, Guangdong 518000, China.
Zeng
Yong
Y
Mo
Mei-lan
ML
Lin
Qi
Q
Cai
Jing
J
Guo
Chu-ping
CP
Deng
Jiang-lin
JL
D041322:Chromosomes, Human, Y; D010064:Embryo Implantation; D005260:Female; D006801:Humans; D007248:Infertility, Male / Q000235:genetics / Q000628:therapy*; D008297:Male; D011247:Pregnancy; D018873:Pregnancy Rate; D011446:Prospective Studies; D020554:Sperm Injections, Intracytoplasmic