Prenatal Genetic Screening Flashcards
1
Q
When is a prenatal trisomy test offered?
A
In the first trimester usually, but can be in the second
2
Q
What is trisomy 13 called
A
Patau
3
Q
What is trisomy 18 called
A
Edwards
4
Q
What nuchal translucency can be suggestive of Turners syndrome (46, X)
A
Nuchal translucency > 4mm
5
Q
How can single gene disorcers be prenatally screened?
A
Chorionic villus sampling, amniocentesis
