There are no "members of races", there are different genetic indicators that can be clustered and ordered in different ways. Surely if someone has a (measured)

There are no "members of races", there are different genetic indicators that can be clustered and ordered in different ways. Surely if someone has a (measured) propensity towards a certain disease might have to be tested earlier or treated slightly differently. A doctor's subjective perception of phenotypical 'race' is not the right diagnostic tool. Questions about ancestors and diseases in the family can very well be, if they are supported by statistical evidence.