The test could conceivably help parents who are worried about gender-related diseases, but it could also allow people to wade into the morally murky waters of sex selection. The test analyzes fetal DNA found in a mother's blood, according to a report in the New York Times.
As most dementia is associated with Alzheimer's, dementia typically worsens with age. Unlike delirium, which is reversible, dementia is frequently caused by permanent damage to the brain's nerve cells. This damage can be caused by things like other illnesses, injuries, and even the genetic make-up of a person.
âWhatâs the difference between dementia and Alzheimerâs?â. We hear that all the time here at the Fisher Center for Alzheimerâs Research Foundation. Itâs a common question, and doctors can sometimes contribute to the confusion. It may be that physicians prefer to use the word âdementiaâ because the term Alzheimerâs can sound more overwhelming and frightening.