The vast majority of glucocorticoid activity in most mammals is from cortisol, also known as hydrocortisone. Corticosterone, the major glucocorticoid in rodents, is another glucocorticoid.
Men who test negative for a known breast cancer gene abnormality have the same very low risk of developing breast cancer as men in the general population. Whether you are a woman or a man, testing negative also means that you could not have passed the genetic abnormality on to your children.
For example, a positive result does not always mean you will develop a disease, and it is hard to predict how severe symptoms may be. Geneticists and genetic counselors can talk more specifically about what a particular test will or will not tell you, and can help you decide whether to undergo testing. Top of page.enetic testing is voluntary and the decision about whether to have genetic testing is complex. A geneticist or genetic counselor can help families think about the benefits and limitations of a particular genetic test.