Human parthenogenetic blastocysts derived from noninseminated cryopreserved human oocytes.

Objective: To report on the development of human parthenogenetic blastocysts and an in vitro attachment that was generated from noninseminated cryopreserved human oocytes for the first time.

Design: Prospective study.

Setting: Department of reproductive medicine in a medical institute in Buenos Aires, Argentina.

Healthy girl born after cryopreservation of gametes and ICSI in a patient with seminoma.

This study reports birth in a case of intracytoplasmic sperm injection with cryopreserved oocytes and spermatozoa banked after radiotherapy and prior to chemotherapy due the occurrence of two non-synchronous seminomas. A 30-year-old male with a diagnosis of seminoma cryopreserved six vials of spermatozoa. After oncological treatment was completed, his partner, a 24-year-old woman, underwent ovarian stimulation.