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.
Hallucinations and delusions are symptoms of Alzheimer's disease and other dementias. With hallucinations or delusions, people do not experience things as they really are.Delusions are false beliefs.elusions and hallucinations. Hallucinations and delusions are symptoms of Alzheimer's disease and other dementias. With hallucinations or delusions, people do not experience things as they really are. Delusions are false beliefs.