In vitro maturation and cryopreservation of oocytes retrieved from intra-operative aspiration during second enucleation for ovarian tumor: A case report

- We reported oocyte collection from an ovarian tumor with a single ovary.
- Intra-operative retrieval of oocytes may be useful for preserving fertility.
- We have done in vitro maturation for immature oocytes with ovarian enucleation.