在需要移植的病人中，它们的作用确实有限。
有人认为由于对最需要移植的病人的重要失败，就当地以及全国而言，目前的系统面临着崩溃。
Some people think that the current system with both regional and national aspects is headed for collapse with consequential failures for some of the neediest patients.
大部分患重病的病人都需要在一年内接受器官移植手术，否则性命堪虞。
Most diagnosed with serious illnesses needed transplant operations within a year otherwise they would die.
几年前，澳大利亚首都墨尔本的医生，拒绝给那些因吸烟而需要肝移植的病人做手术，就算手术是为了他们能保住一条命。
A few years ago surgeons in Melbourne, Australia, were refusing to provide heart and lung surgeries to smokers, even those who needed the operations to stay alive.
这包括许多正在接受化疗的癌症病人，需要服用大剂量类固醇的哮喘病人，以及那些在器官移植后服用抑制免疫系统药物的人。
This includes many cancer patients undergoing chemotherapy, asthma patients who require large doses of steroids and those taking immune-suppressing drugs after an organ transplant.
慢性肾衰(竭)肾病综合症会使肾脏逐渐失去它的功能，达到一定程度时病人就需要透析或是肾移植。
Chronic kidney failure.Nephrotic syndrome may cause your kidneys to gradually lose their function over time.If kidney function falls low enough, you may require dialysis or a kidney transplant.
许多感染溶血-尿毒症综合征的病人需要进行肾移植或者在他们余下的生命中通过透析才能够生存下来。
Many of the patients with HUS will need kidney transplants or require dialysis for the rest of their lives.
慢性肾衰(竭)肾病综合症会使肾脏逐渐失去它的功能，达到一定程度时病人就需要透析或是肾移植。
Chronic kidney failure. Nephrotic syndrome may cause your kidneys to gradually lose their function over time.
或者，装置内的细胞可能需要与病人组织匹配，就像器官整体移植拥有。ViaCyte公司正和加州大学旧金山分校的科学家们共同研究怎样解决这一问题。
Or the cells within the device may need to be tissue-matched to the recipient, much like whole organ transplants.
最常见的需要进行动脉移植的病人是动脉退行性病变。
The most frequent need for arterial replacement is in patients with degenerative arterial disease.
供体库追踪需要（心脏）移植的病人和可供捐献心脏的情况。
The donor bank tracks all the people who need transplants, along with all hearts available for donation.
许多人会在他们死后选择捐赠遗体，他们认为这样能够帮助需要移植器官才能生存下来的病人。
Many people would like to choose to donate their body after they died; they think they can help the patient who needs to replace organs so that they can survive.
当病人肝移植术后过了较长一段时间后，就需要减低免疫抑制药物的剂量，同时停止强的松的使用。
Then as the patient gets out further after transplantation, lower doses and the prednisone is often discontinued.
当病人肝移植术后过了较长一段时间后，就需要减低免疫抑制药物的剂量，同时停止强的松的使用。
Then as the patient gets out further after transplantation, lower doses and the prednisone is often discontinued.
应用推荐