The Institute of Medicine's ground-breaking report on medical errors has helped to make patient safety a priority goal, but the findings of the report are often interpreted by the media.
The genetic engineering of organ-donor animals to decrease the risk of human immune system rejection poses ethical and psychological challenges to the long-held boundary between humans and other animal species.
Physicians can ethically withhold information in situations where full disclosure of a diagnosis or treatment would cause great psychological harm to the patient.