Test 3 Part 4 Flashcards

1
Q

What is the term for when some, but not all, of the products of conception have been passed?

A

Incomplete Abortion (retained parts may be part of the fetus, placenta, or membranes)

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2
Q

What is the term for a pregnancy in which there is a fetal demise (usually fort a number of weeks) but no uterine activity to expel the products of conception?

A

Missed Abortion

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3
Q

What is the term for a spontaneous abortion that is complicated by intrauterine infection?

A

Septic Abortion

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4
Q

What is the term for 3 or more consecutive pregnancy losses?

A

Recurrent Spontaneous Abortion

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5
Q

T/F: Half of pregnancies complicated by bleeding before 20 weeks will end in spontaneous abortion.

A

True

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6
Q

What percentage of spontaneous abortions are due to chromosomal abnormality?

A

49%

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7
Q

T/F: Alcohol use, IUD use, caffeine use, cocaine use, anesthetic gas use, and conception within 3-6 months after delivery are all risk factors for spontaneous abortion.

A

True

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8
Q

How much of decrease in risk of spontaneous abortion occurs when a fetal heartbeat is identified on Ultrasound?

A

risk decreases from 50% to 3%

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9
Q

What does the “anniversary phenomenon” pertain to?

A

spontaneous abortion; patients should be warned about this during counseling

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10
Q

What condition occurs when the placenta implants over or near the internal os of the cervix which leads to vaginal bleeding in the 2nd and 3rd trimesters?

A

Placenta Previa (5/1000 deliveries)

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11
Q

What are the 4 grades of Placenta Previa?

A

Total, partial, marginal, and low-lying

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12
Q

At what weeks does vaginal bleeding typically occur when it is due to Placenta Previa?

A

27-32

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13
Q

How is Placenta Previa diagnosed?

A

Ultrasound

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14
Q

What is the term for separation of the normally located placenta after the 20th week of gestation? How common is this?

A

Abruptio Placentae;

1% of pregnancies

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15
Q

Classes of Abruptio Placentae range from Class 0 to Class 3. Which is the most severe?

A

Class 3 (Class 0 is asymptomatic)

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16
Q

What is the most common class of Abruptio Placentae?

A

Class 1 mild (48%)

17
Q

What is the most common cause of Abruptio Placentae?

A

Maternal HTN

18
Q

What are the most common presentation of patients with Abruptio Placentae?

A
vaginal bleeding (80%),
Abdominal/back/uterine pain (70%),
Fetal distress (60%)
19
Q

T/F: Ultrasound is the preferred way to diagnose Abruptio Placentae.

A

False; difficult to diagnose with US but Us can be used to rule out other causes of bleeding such as placenta previa

20
Q

How is Abruptio Placentae diagnosed?

A

Severe uterine PAIN and tenderness with mild vaginal BLEEDING in a patient with HTN indicates placental abruption

21
Q

What is the term for an abnormally high level of amniotic fluid?

A

Polyhydramnios

22
Q

What is the term for an abnormally low level of amniotic fluid?

A

Olgohydramnios

23
Q

What term is defined as a “pregnancy-specific multisystem disorder of unknown etiology” that occurs with a new onset of elevated blood pressure and proteinuria after 20 weeks gestation and is the 3rd leading cause of pregnancy-related deaths?

A

Preeclampsia

24
Q

What % of pregnancies are affected by Preeclampsia?

A

5-7%

25
Q

What are the 2 most common therapies for medical management of Preeclampsia?

A

Antihypertensive drug therapy and Magnesium sulfate (during labor to prevent seizures)

26
Q

T/F: The preferred delivery method with Preeclampsia is C-section.

A

False; vaginal is preferred

27
Q

4-14% of women with Preeclamsia have HELLP syndrome. What does HELLP stand for?

A

Hemolysis
Elevated Liver enzymes
Low Platelet count

28
Q

What is the severe comlication of preeclampsia?

A

Eclampsia

29
Q

What % of births in the US are Preterm?

A

8-10%

30
Q

What is the definition of preterm labor?

A

before 37 weeks gestation

31
Q

What is the greatest risk factor for preterm labor?

A

previous preterm delivery

32
Q

What is the purpose of Tocolytic therapy?

A

to slow down or halth the contraction of the uterus (delay delivery)

33
Q

What is the purpose of corticosteroid therapy when managing preterm labor?

A

enhances pulmonary maturity