Although one patient survived for nine months (with poor quality of life) most patients died within a matter of minutes, hours, or a few days after attempted engraftation of the organs.
First, if xenotransplantation is attempted, the effort should take place only in an institution with well-trained staff who have long experience in organ transplantation and the management of engraftation, the prevention of organ rejection, and the prevention or control of graft versus host disease.