Early Pregnancy Flashcards

1
Q

what are the four Ps in the GP outline?

A

a- full term deliveries
b- preterm deliveries
c- miscarriages/abortions
d- living children

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2
Q

what day post conception does implantation occur?

A

8-9 days post

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3
Q

what is the sign that signals pregnancy on physical exam?

A

Chadwicks sign…bluish hue of the cervix

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4
Q

what cells make the bHCG?

A

syncytiotrophoblast

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5
Q

how much does bHCG increase every 48 hours?

A

100% increase every 48 hours

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6
Q

what are bHCG levels 14 days after conception?

A

around 100 IU/L

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7
Q

what level of progesterone signals a healthy pregnancy?

A

greater than 20

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8
Q

what is first visible structure on ultrasound in pregnancy?

A

a yolk sac

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9
Q

what is second sign of pregnancy on ultrasound?

A

fetal pole

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10
Q

what is third sign of pregnancy on ultrasound?

A

fetal cardiac activity

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11
Q

what gestational age should yolk sac be seen?

A

5 weeks

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12
Q

what gestational age should fetal pole be seen?

A

6 week s

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13
Q

what gestational age should cardiac activity be seen?

A

7 weeks

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14
Q

what is most common cause of spontaneous abortion?

A

genetic…chromosomal anomalies

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15
Q

what is most common genetic cause of spontaneous abortions?

A

aneuploidyy

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16
Q

what is most common specific genetic error in abortion?

A

45X

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17
Q

what is a missed AB?

A

silent SAB

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18
Q

what is SAB?

A

spontaneous abortion

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19
Q

what is a threatened AB?

A

bleeding with closed cervical os

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20
Q

what is an inevitable AB?

A

bleeding with open cervical os

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21
Q

what is an incomplete AB?

A

partial passage of pregnancy tissue

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22
Q

what is septic AB?

A

sAB in presence of uterine infection

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23
Q

what is medical therapy for SAB?

A

mifepristone and misoprostol

24
Q

what is surgical intervention for SAB?

25
what is most common location of ectopic pregnancy?
ampulla of fallopian tube
26
what is medical therapy for an ectopic pregnancy? ho does this work?
methotrexate....inhibits DHFR and purine synthesis so no DNA
27
what is surgical option for ectopic preganncy?
salpingectomy and salpingostomy
28
what will be super high in a molar pregnancy?
bHCG
29
what does ultrasound look like in molar pregnancy?
lots of cysts in the uterus
30
what does GTD stand for?
gestational trophoblastic disease
31
what happens in GTD?
abnormal trophoblast proliferation and maturation and can be neoplastic
32
what is the most common form of GTD?
hydatiform mole
33
what are the two types of hydatiform moles? which is more common?
complete and partial...complete more common
34
what are the three less common types of GTD?
invasive mole choriocarcinoma placental site trophoblastic tumor
35
what does an invasive mole invade?
invades into the myometrium
36
what can occur with an invasive mole?
can metastasize
37
what is genetic makeup of a complete hydatiform mole?
46XX or 46XY
38
will there be an embryo present in complete hydatiform mole?
no
39
describe the tissue appearance in a complete hydatiform mole
diffusely hydropic villi with diffuse trophoblastic proliferation and atypia
40
explain how genetic makeup is determined in complete hydatiform mole
sperm fertilizes an empty egg and them replicates to somehow make 46XX genome usually
41
what is genetic makeup of partial hydatiform mole?
69XXX or 69XXY
42
describe the appearance of partial hydatiform mole
focal hydropic villi with focal trophoblastic proliferation and atypia
43
is embryo present in partial hydatiform mole?
yes
44
explain how the genetics become in a partial hydatiform mole?
haploid egg fertilized by two sperm
45
what happens to uterus in hydatiform moles?
get super big
46
what is classic ultrasound appearanace of hydatiform moles?
snowstorm pattern
47
what is there more of in hydatiform moles?
vaginal bleeding
48
what is therapy for hydatiform moles?
D and C
49
what should patients with hydatiform moles be followed for?
suspected malignancy
50
what can you have in ovary with complete hydatiform moles?
theca lutein cysts
51
what are signs of malignancy after removal of hydatifrom mole?
plateau of HCG increase in HCG
52
what is hallmark of an invasive mole?
hemorrhage
53
what is character of choriocarcinoma?
sheets of cyto and syncytiotrophoblasts without chorionic villi
54
what happens a lot in choriocarcinoma?
metastasis
55
is choriocarciinoma curable?
very curable...even metastes
56
which of complete or partial mole has greater risk of becoming malignant or converting to choriocarcinoma?
complete