The early diagnosis of Alzheimer disease is a boon in that it enables advance planning, but that planning process can engender conflict between respect for future-oriented autonomy and future welfare.
The WHO Clinical Staging System for HIV/AIDS allows physicians in resource-limited settings to make clinical decisions based on patient clinical features instead of laboratory tests.
It is difficult to argue that consumers are maximizing their welfare by consuming trans fats, particularly because the production and taste costs of replacing them do not outweigh the health benefits.