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Women's Health > Tests by Week > Flashcards

Tests by Week Flashcards

1
Q

When is a chorionic villus sampling done?

A

10-12 weeks

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2
Q

What does chorionic villus sampling test for?

A

Genetic abnormalities like Down Syndrome, Tay-Sachs, or Cystic Fibrosis

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3
Q

What does the triple screen look for?

A

More specific genetic problems than chorionic villus sampling. More accurate, identify genetic problems like Downs and neural tube defects

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4
Q

When is the triple screen performed?

A

16-18 weeks

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5
Q

What three things does the “Triple Screen” detect

A

Alpha Fetal Protien, Beta hCG, and uE3

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6
Q

When is an amniocentesis performed?

A

15-20 weeks

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7
Q

How is an amniocentesis performed?

A

Use ultrasound to identify where fluid is around baby, take some with a needle for testing

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8
Q

What can an amniocentesis detect?

A

Genetic abnormalities, if lungs developed

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9
Q

When is the non-stress test performed? Why?

A

After 28 weeks (before 28 weeks, fetus not developed enough to respond to test)

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10
Q

What does the non-stress tests evaluate?

A

Oxygenation and CNS maturity

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11
Q

How are non-stress tests performed

A

Two sensors placed around mothers tummy- one to detect FHR and the other to monitor uterine activity.

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12
Q

What does a reactive non-stress test mean?

A

Reassuring- accelerations associated with fetal movement

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13
Q

What level blood glucose identifies a woman with gestational diabetes when doing a one hour glucose screen?

A

140 or above

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14
Q

If a woman’s blood glucose is between 130-140 after her one hour glucose screen, what will the physician reccomend?

A

A longer screen which requires fasting to determine if diabetic

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15
Q

How long does a glucose tolerance test take?

A

3 hours

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16
Q

When is a glucose tolerance test performed?

A

24-28 weeks

17
Q

Why is a glucose tolerance test performed?

A

Done when one hour glucose screen is abnormal- used to identify gestational diabetes

18
Q

How many samples of blood are required for a glucose tolerance test?

A

4- fasting, 1 hour, 2 hours, and 3 hours

19
Q

When is an antibody screen performed?

A

26 weeks

20
Q

Why is an antibody screen performed?

A

For women who have Rh- blood, or blood antibodies (need a small sample of mother’s blood to do this test)

21
Q

When is a repeat cervical screen done?

A

34-36 weeks

22
Q

Why is a repeat cervical screen done>

A

To check mother for chlamydia or gonorrhea, If infection is found, it can be treated before baby is born

23
Q

How is a repeat cervical exam performed?

A

using cotton swab during pelvic exam

24
Q

Why is an ultrasound performed in the first trimester?

A

Confirm presence of fetus, look for multiples, look for heartbeat, examine uterus/ovaries, estimate due date, and investigate any suspected problems

25
Q

How long is the first trimester?

A

1-13 weeks

26
Q

When is the second trimester?

A

14-26 weeks

27
Q

Why is an ultrasound done in the second trimester?

A

look at baby’s growth and anatomy and estimate baby’s weight

28
Q

When is the third trimester?

A

27-40 weeks

29
Q

Why is an ultrasound done in the third trimester?

A

look at baby’s growth and estimate weight

30
Q

When is a biophysical profile performed?

A

after 24 weeks

31
Q

What does a biophysical profile include?

A

combines 5 ways of looking at newborn: nonstress test and ultrasound to look at baby’s breathing, body movements, muscle tone, and amount of amniotic fluid.

32
Q

What is used to perform a biophysical profile?

A

Fetal monitor and ultrasound

33
Q

When do you test for group beta strep?

A

34-36 weeks

34
Q

How do you test for GBS?

A

A cotton swab is placed in the lower third of the vagina and around the anus.

35
Q

What happens if a woman tests positive for GBS?

A

Have to have antibiotics during labor

Women's Health (3 decks)

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