"The ethical argument here is not only will potential harm come, but what if it comes to a point where one needs to make a judgment call, as to essentially sacrificing one for the other," said Dr. Calvin Fones, associate professor in the National University of Singapore's department of psychological medicine. He
said the question was whether it is justifiable to risk two lives for potentially only one life.
"We also assume that both are like-minded in wanting to express the willingness and both are equal in terms of their willingness, but in real life this is often not the case and sometimes opinions also change.Hence the difficulty."
The operation also raises the question of whether those involved might be under pressure from the worldwide curiosity the case has aroused.
"Ideally in medicine, medical decision-making both for the patient and the physician is a very independent and private one," Fones