Is oocyte cryopreservation a miracle for women who aim to get pregnant at advanced ages? Can women who aim to preserve fertility after cancer therapy profit from this opportunity?
Similar fertilization rates have been obtained with cryopreserved oocytes. This new technology offers advantages for women who aim to get pregnant at advanced ages and for those who aim to preserve fertility after cancer therapy.
What does genetics provide for IVF?
Preimplantation genetic diagnosis offers the opportunity of healthy children to couples with a previous child affected by a single gene disorder such as thalassemia, cystic fibrosis, sickle cell disease, spinal muscular dystrophy, myotonic dystrophy, retinitis pigmentosa, fragile X syndrome and Canavan’s disease. PGD also offers the opportunity of a new HLA compatible child and subsequent stem cell transplantation.
Is stem cell transplantation to azospermic patients possible?
Patients with azospermia can have a child via ICSI in case if TESE reveals any sperms. However, there is no solution for patients who have no sperms in tissues obtained surgically via TESE. Only hop efor such patients is new developments in this field. Can stem cell transplantation be a hope?
As patients with no sperms after TESE lack even stem cells, homologous stem cell transplantation in such patients is not possible. But, heterologous stem cell transplantation may be a solution in the future. Another hope is stem cell derived gametes. But this technique involves ethical issues.
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