ROSI from TESE the first case in Thailand: a case report.

This is a report of a success in the treatment of male infertility in a case of azoospermic male patient. Testicular sperm extraction technique (TESE) was used and round cell spermatids were retrieved. In vitro fertilization was carried out using round cell spermatid injection technique (ROSI). The zygotes were laparoscopically transferred into right fallopian tube and intrauterine pregnancy was achieved. Cesarean delivery was performed at thirty eighth week of gestation yielding a healthy male infant weighing 2820 g. The child's physical and mental developments were normal after 2 years of follow-up.