prenatal screening Flashcards
1
Q
when is chorionic villis sampling done
A
1-13 week
2
Q
what are 3 complications of CVS
A
mosacism
limb reduction
higher rate of fetal loss
3
Q
which test has chance of limb reduction
A
CVS
4
Q
where is biopsy take in cvs
A
tissue from villi of chiorion trophoblasts
5
Q
when is amniocentesis done
A
16-20 weeks
6
Q
what is take during amniocentesis
A
fetal tissues from amniotic cavity
7
Q
where are preimplantation genetic diagnosis taken from
A
bastocyst and blastomere
8
Q
msAFP increased indicated what 2 conditions
A
NTD or spinal bifida
9
Q
is msAFP is decreased what does it indicate
A
downsyndrome
