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.
What's the Difference Between Alzheimer's and Dementia. In many parts of the world the words Alzheimer's and dementia are used interchangeably. While dementia is an all encompassing term, Alzheimer's disease relates to a specific type of dementia. Contrary to what some people may think, dementia is not a less severe problem, with Alzheimer's disease being a more severe problem. There is great confusion about the difference between Alzheimer's and dementia.