Early Pregnancy Flashcards
what are the four Ps in the GP outline?
a- full term deliveries
b- preterm deliveries
c- miscarriages/abortions
d- living children
what day post conception does implantation occur?
8-9 days post
what is the sign that signals pregnancy on physical exam?
Chadwicks sign…bluish hue of the cervix
what cells make the bHCG?
syncytiotrophoblast
how much does bHCG increase every 48 hours?
100% increase every 48 hours
what are bHCG levels 14 days after conception?
around 100 IU/L
what level of progesterone signals a healthy pregnancy?
greater than 20
what is first visible structure on ultrasound in pregnancy?
a yolk sac
what is second sign of pregnancy on ultrasound?
fetal pole
what is third sign of pregnancy on ultrasound?
fetal cardiac activity
what gestational age should yolk sac be seen?
5 weeks
what gestational age should fetal pole be seen?
6 week s
what gestational age should cardiac activity be seen?
7 weeks
what is most common cause of spontaneous abortion?
genetic…chromosomal anomalies
what is most common genetic cause of spontaneous abortions?
aneuploidyy
what is most common specific genetic error in abortion?
45X
what is a missed AB?
silent SAB
what is SAB?
spontaneous abortion
what is a threatened AB?
bleeding with closed cervical os
what is an inevitable AB?
bleeding with open cervical os
what is an incomplete AB?
partial passage of pregnancy tissue
what is septic AB?
sAB in presence of uterine infection