Diagnostic testing utilized in high-risk pregnancies: 3 DONE

Question 1

Glucose tolerance SCREENING
50g drink

what is it?
Who gets early screening 3
fasting or no?
What happens if blood sugar is high?

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Answer 1

1 hour test to screen for gestational diabetes, usually done between 24-28 weeks of pregnancy.

Early screening if pt has:
-History of GDM with prior pregnancy
-Strong family history of diabetes
-Obese

No fasting required

If your blood sugar is high, you need to do the 3-hour GTT for a more accurate diagnosis.

Question 2

3-hour glucose tolerance TEST, GTT
100g drink

what is it?
Fasting or no?

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Answer 2

A test used to diagnose gestational diabetes

After fasting, you drink a sugary drink.

Your blood sugar levels are tested before drinking, and then again every hour for three hours.

Question 3

What is Non-stress test?

Reactive?
Non-reactive?

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Answer 3

A test to monitor the baby’s heart rate and movement

Reactive NST: The baby’s heart rate goes up when the monitor is placed on belly.
15 beats in 15 sec
2 accelerations in 20 min is good if greater than 32 weeks

Nonreactive NST: The baby’s heart rate doesn’t go up. Might mean baby is sleeping, or could be a sign of a problem.

If NST is non-reactive, further testing might be needed.

Question 4

Biophysical profile

Scored from?
5 things that are scored? criteria?

Answer 4

Scored from 0-10

lower score being more indicative of issues/need to deliver

-Fetal breathing= at least one episode of breathing greater than 30 sec.

-Fetal tone=extension/flexion of limb, opening/closing fist

-Fetal movement= 3 movements in 30 minutes

-AFI= greater than 5cm

-Reactive non-stress test