This combination would be possible as long as it was a complete surrogacy in which eggs from a donor outside the family were also used. In such a case, there would be no risk of congenital disease, since the genetic load of the sister would not be present at any time.
Can my sister be my surrogate and my brother the sperm donor?
By Natalia Álvarez (project manager).
Last Update: 01/30/2017
Graduated in Business Administration from the University of Alicante. She has more than 9 years of experience in the field of assisted reproduction and was the creator and director of the first assisted reproduction fair in Spain. She is the director of Wearesurrogacy and is an expert in the sector of surrogacy because during all these years has had the opportunity to know hundreds of real cases of couples who have carried out treatments for surrogacy and the best professionals, international clinics.