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53 Cards in this Set

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What are the "pregnancy hormones"?
Human chorionic gonadotropin (hCG)
Human placental lactogen (hPL)
Estrogen
Progesterone
hCG is secreted by the _ during what time frame?

It stimulates the release of _
fertilized ovum, 1st trimester

estrogen and progesterone from the corpus luteum
When measuring hCG what subunit are we measuring, and why?
Beta subunit

bc alpha is structurally similar to LH.
Home urine pregnancy tests will register positive at _ days post conception, correlating to Beta hCG level of _
8

25
Beta hCG in early pregnancy increases _ every day.

A chemical diagnosis of a miscarriage would be when _

What happens to the hCG level in an ectopic pregnancy?
2x every day (doubles every day)

when hCG levels drop when comparing hCG levels two days apart

hCG plateaus in an ectopic pregnancy, increases at a slower rate than normal
Human Placental Lactogen is secreted by _.

What is the role of this hormone in pregnancy?

the max level is reached at _
syncytiotrophoblasts of the developing placenta

It decreases maternal metabolism of glucose, and supports maternal metabolic needs (anti insulin) - thus why it plays a role in gestational diabetes

38 weeks
What hormone exerts an effect on gestational diabetes?
Human Placental lactogen (hPL)
Estrogen is secreted by _
the ovaries initially and then the placenta later on in the 1st trimester
_ Stimulates uterine growth, increases perfusion to uterus, relax pelvic ligaments (in preparation for birth), support breast development.*
Estrogens

- secreted by ovaries and placenta
_: Plays primary role in supporting and maintaining implantation of the developing embryo in early pregnancy.
Progesterone
Progesterone plays a primary role in _
Plays primary role in supporting and maintaining implantation of the developing embryo in early pregnancy.
_ is a potent mediator of smooth muscle relaxation, resulting in slowing of GI motility, esophageal reflux, etc

What would you recommend for a patient who complains of these symptoms?
Progesterone
(Constipation may also be attributable to Iron, and prenatal vitamins are loaded with iron)

Eat more fiber

(progesterone is also used to treat preterm labor)
_ contributes to sodium and water retention, leading to edema in the feet and legs
Estrogens
_ is anti prostaglandin, which decreases uterine tone. Therefore administration of this hormone is used to treat preterm labor
Progesterone
You can measure _ levels on day 19 to prove that a patient has ovulated
progesterone

blood serum levels are helpful in assessment of pregnancy viability
Average weight gain of a pregnant patient is _ lbs from pre-preg. weight
_ in first 20 weeks
_ after 20 weeks
25-40

10-13 lbs

1 lb./week
What are two reasons that the GI system slows down during pregnancy?
Progesterone causes Smooth muscle relaxation

Decrease in Motilin, which normally stimulates GI smooth muscle
Folic acid is supplemented to a pregnant woman for what reason?
to prevent neural tube defects
What is the most common complaint a pregnant women presents with, (regarding the GI tract)?

What would you recommend to your patient with this complaint?
GERD - this is due to relaxation of the gastroesophageal sphincter, of which is mediated by progesterone


PPIs, Tums, antacids, eat smaller meals 5x a day as opposed to 3 big meals
A low fibrinogen level in the third trimester is associated with _ and _
preeclampsia and disseminated intravascular coagulation.
Formation of gall stones is (more/least) likely to occur in a pregnant woman. Why?
More (2x more)

i don't know...
What vitamin supplementation helps in the case of hyperemesis gravidarum?
Vitamin B6
Acute pancreatitis in a pregnant female is usually _ mediated.
progesterone

It is not an infection, but actually biliary stasis and sludging
16 week pregnant patient presents with Blotches of pale brown skin appear on forehead, cheeks, and nose. What is this called?
Chloasma
What does PUPPS stand for in reference to a pregnant patient?
Pruritic Urticaric Pregnancy Papules

These are d/t histamine release and results in an intense, itchy, expanding rash.

It may be associated with liver disease or be benign
26 week Pregnant patient presents with radiating upper abdominal pain, nausea, and vomiting. Your attending informs you that this appears to be acute pancreatitis and asks you to run labs. What lab values to you expect to see?

How are you going to treat this patient?
Elevated amylase and lipase

IV hydration and supportive care
How do the heart sounds change in a pregnant patient?
S1 becomes louder,
S2 doesn't change

S3 becomes audible in 90% of patinet

The heart is displaced to the left and upward by diaphragmatic elevation
Why do pregnant patients have anemia?
With erythropoiesis of pregnancy, iron requirements increase. In order to prevent microcytic anemia, pt needs to take supplements

Secondarily, the total plasma volume increases by 50%, the RBC mass increase by only 20-30%. This disproportionate increase results in hemodiluation --> Anemia
_ is the most common medical disorder in pregnancy.

What does this result in
Hypertension

decreased perfusion to uterus and placenta (uteroplacental insufficiency)

You must be aggressive in treatment to prevent strokes in Mom
Pre-eclampsia is a triad of _
elevated BP, proteinuria, edema
HELLP syndrome stands for _

What condition is this associated with?
Hemolysis, elevated liver enzymes, Low Platelets

Pre-Eclampsia
Patients with pre-eclampsia should be given _ for seizure prophylaxis
Magnesium sulfate
Virchow's triad is _,

this is associated with what condition?
Venous stasis, hypercoaguability, vascular damage

Deep Venous Thrombosus
(90%) of DVTs occur in the left leg
(pregnancy is a hypercoagulable state)
Pregnant women may have bloody noses because of what hormone?
estrogen

Estrogen effect on vascularity results in upper airway edema causing nasal and sinus stuffiness
Nasal and sinus stuffiness is d/t _ effects
estrogen
Why should you advise your pregnant patient to sleep on their left side?
Dextro-rotation of the uterus impinges on venous
T/F Pregnant women can receive the H1N1 injection.
True

They should not receive the nasal vaccine because it is a live attenuated virus
Dextro-rotation of the uterus has what effect on the kidney?
the uterus will imping on the right ureter and cause pyelonephritis
The most common source of a UTI in pregnant patients is _

How do you treat it?
E coli

Ampicillin, cephalexin, nitrofurantoin
(glucose/insulin) can cross the placenta, wherease the other can not.
Glucose crosses
Insulin does NOT

insulin levels in the placenta are fetal derived.
How do you screen for gestational diabetes? who receives this screening?
Everyone gets screens by a 1 hour 50 gm glucola.

If it's higher than 140, then you want to do a 3 hour diagnostic test(higher cutoffs for asians and s.americans)
hypo/hyperthyroidism is often diagnosed in a gynecologic setting, Why?
Hypothyroidism

because symptoms are weight gain, tired, no menstruation.
During pregnancy, TBG causes increased amounts of _ and _ but free fractions of _ and _ remain normal
TT3 and TT4 increase

T4 and T3 stay normal
HypOthyroidism is (elevated/decreased) TSH

HypERthyroidism is (elevated/decreased) TSH
Elevated

Suppressed/decreased
What is the DoC of hyperthyroidism in pregnancy?
PTU - propylthyrouracil
Thyroid storm is most commonly d/t _ THis is a complication of _
Graves disease

Hyperthyroid

This is a medical emergency with a 25% mortality!!
Gestational trophoblastic disease is a _ pregnancy. It's when _.

What are the symptoms and lab values
molar pregnancy
empty sperm fertilizes egg

Bleeding, elevated BPs, hyperemesis

Beta hCG level is 150k-250k, Ultrasound shows a snowstorm pattern
8 week pregnant lady presents to your office complaining of bleeding. She has an elevated blood pressure. Palpation for the fundus appears to be 4 cm above the pubic bone and hCG levels are 160k. Dx?
gestational trophoblastic disease

irregular bleeding, uterus large for date, increases blood pressure hCG level between 150-250. Also, an US would show a "snowstorm"
How long should a patient be on contraception after having gestational trophoblastic disease?
1 year

a new pregnancy may activate dormant trophoblastic disease cells
T/F an ovarian cyst during pregnancy needs to be surgically removed
false.

Most ovarian cysts resolve after delivery
Which cancer can metastasize to the developing fetus???
Melanoma! *
What are two infections that can occur post partum
endometritis (treat with triple antibiotics)

Mastitis (appears 7-10 days post delivery). Tell patients to pump and discard milk
Mastitis is a post partum infection, usually by _, and it appears when?
staph aureus

7-10 days post delivery