Womens lel Flashcards
Second trimester screening dates
14-20 weeks
2nd trimester findings
AFP, unconjugated estriol, free beta hCG, inhibin A
maternal age/weight and gestation
NIPT what does it look at
fetal DNA
FTCS dates
9-13 weeks blood test, 11 + 13 U/S
Dates of NIPT
10 weeks
1st trimester
weeks 1-12
2nd trimester
13-26
3rd trimester
week 27+
FTCS
nuchal translucency, assess for presence of nasal bone, crown rump length, PAPP A, maternal age and maternal age
High risk for TRISOMY 21 (FTCS)
1 in 300
High risk for TRISOMY 21 (SCTS)
1 in 250
High risk for TRISOMY 21 (SCTS)
1 in 250
Dating scan
6-8/40, determine gestational age and number of sacs + presence of Heart beat
26-28
OGTT
26-28
OGTT
Anti D dates
28/34 weeks
CVS
10-14 weeks, more risk to baby, from placenta
amniocentesis
15-18 weeks, less risk to baby from amniotic fluid