Các quả thận đóng vai trò là bộ lọc máu tự nhiên trong cơ thể, và các chất thải được dẫn đến bàng quang để thải ra ngoài. Trong việc tạo ra nước tiểu, các quả thận bài tiết các chất thải như urê và amoniac. | 50 Understanding the Complexities of Kidney Transplantation not have unrealistic expectations for the recipient nor underestimate the difficulties for the donor. A decision not to donate might be entirely appropriate for the individual but still have profound effects on family relationships if the proposed recipient dies. It is very important to consider whether such factors amount to undue pressure on a potential donor Deceased organ donation Organs for transplantation which obtained from living donors unfortunately have so far been unable to keep up with demand. As a result there are a large and steadily increasing number of potential recipients awaiting transplantation some of whom will die before an organ can be found. This scarcity of organs for transplantation can only be met from the cadavers Fig. 5 . Cadaveric source is beneficial in another way that it provides multi-organ donation. To utilize cadaveric organs effectively it needs legal formalities and most of the countries have passed cadaveric law Alashek Ehtuish etal 2009 . Deceased Donors Per Million Source IRODaT Fig. 5. International Registry of Organ Donation WHO Publications Strategies to promote cadaveric organ donations and self sufficiency a. Education Educational efforts focus on increasing the number of people who consent to be an organ donor before they die. And educating families when they are considering giving consent for their deceased loved one s organs. Social responsibility and the idea of the gift of life should be popularized Ethical Controversies in Organ Transplantation 51 b. Mandated choice Under this strategy every individual would have to indicate his wishes regarding organ transplantation perhaps on driver s licenses when a person dies the hospital must comply with their written wishes regardless of what their family may want. The positive aspect of this strategy is that it strongly enforces the concept of individual autonomy of the organ donor. A mandated choice .
