Quiz 3: Hypertensive Disorders of Pregnancy Flashcards

1
Q

What is the definition of hypertension in pregnancy?

A diastolic blood pressure of 80 mm Hg or above and/or a systolic blood pressure of 120 mm Hg or above

A diastolic blood pressure of 90 mm Hg or above and/or a systolic blood pressure of 140 mm Hg or above

A diastolic blood pressure of 100 mm Hg or above and/or a systolic blood pressure of 160 mm Hg or above

A rise in diastolic blood pressure of 10 mm Hg.

A

A diastolic blood pressure of 90 mm Hg or above and/or a systolic blood pressure of 140 mm Hg or above

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2
Q

What is the definition of significant proteinuria in pregnancy?

A trace of protein
1+ protein or more
2+ protein or more
3+ protein

A

1+ protein or more

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3
Q

How should you define pre-eclampsia?

Hypertension and proteinuria presenting before the start of pregnancy

Hypertension and proteinuria presenting in the first half of pregnancy

Hypertension and proteinuria presenting in the second half of pregnancy

Hypertension and proteinuria presenting any time in pregnancy

A

Hypertension and proteinuria presenting in the second half of pregnancy

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4
Q

What is the correct definition of chronic hypertension?

Hypertension, without proteinuria, that is present in the first half of pregnancy

Hypertension, together with proteinuria, that is present in the first second of pregnancy

Hypertension that is present in the first half of pregnancy, plus proteinuria that presents in the second half of pregnancy

Hypertension alone which is present at the time of booking at 28 weeks
back

A

Hypertension, without proteinuria, that is present in the first half of pregnancy

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5
Q

How common is pre-eclampsia?

Most pregnant women develop pre-eclampsia.

About 25% of all pregnant women develop pre-eclampsia.

About 5–6% of all pregnant women develop pre-eclampsia

Very rare

A

About 5–6% of all pregnant women develop pre-eclampsia

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6
Q

Which fetal condition is common in pregnancies complicated by pre-eclampsia?

Congenital malformations

Heart failure due to hypertension

Haemorrhagic disease of the newborn

Intra-uterine growth restriction

A

Intra-uterine growth restriction

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7
Q

Pre-eclampsia may cause fetal distress because it results in:

A decrease in placental blood flow

Fetal hypertension

Severe protein loss in the mother’s urine

Congenital abnormalities caused by antihypertensive drugs

A

A decrease in placental blood flow

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8
Q

A patient with pre-eclampsia who develops a diastolic blood pressure of 105 mm Hg and 2+ proteinuria at 36 weeks of pregnancy should be graded as having:

Pre-eclampsia

Pre-eclampsia with severe features

Chronic hypertension with superimposed pre-eclampsia

Eclampsia

A

Pre-eclampsia

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9
Q

What is an important sign of pre-eclampsia with severe features?

3 + proteinuria

Increased tendon reflexes

A diastolic blood pressure of 100 mm Hg

Tenderness on palpating the calves

A

Increased tendon reflexes

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10
Q

A patient with pre-eclampsia has a diastolic blood pressure of 95 mm Hg and 1+ proteinuria. She complains of flashes of light in front of her eyes and upper abdominal pain. In which of the following grades of pre-eclampsia should you put this patient?

Pre-eclampsia

Gestational hypertension

Pre-eclampsia with severe features

Eclampsia

A

Pre-eclampsia with severe features

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11
Q

Which of the following women has the highest risk of pre-eclampsia?

A patient with a history of pre-eclampsia starting early in the third trimester of a previous pregnancy

A patient with a history of a preterm delivery in her previous pregnancy

Grande multiparas

A patient who previously had a twin pregnancy

A

A patient with a history of pre-eclampsia starting early in the third trimester of a previous pregnancy

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12
Q

Which one of the following may be an early warning sign of pre-eclampsia?

Weight loss during the last months of pregnancy

Generalised oedema especially of the face

Oedema of the feet at the end of the day

Pain on passing urine

A

Generalised oedema especially of the face

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13
Q

What is the management of a patient with pre-eclampsia?

Oral antihypertensive drugs

Diuretics to reduce oedema

Hospitalisation

A loading dose of magnesium sulphate

A

Hospitalisation

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14
Q

Which one of the following is the method of delivery usually chosen in a patient with pre-eclampsia?

Caesarean section

Surgical induction followed by vaginal delivery at 32 weeks

Surgical induction followed by vaginal delivery if 34 weeks gestation has been reached.

Waiting until 40 weeks for a spontaneous onset of labour.

A

Surgical induction followed by vaginal delivery if 34 weeks gestation has been reached.

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15
Q

What is an important complication of pre-eclampsia?

Placenta praevia

Oedema of the face

Glycosuria

Intracerebral haemorrhage

A

Intracerebral haemorrhage

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16
Q

Which of the following is the correct method of treatment for a patient with severe pre-eclampsia?

The patient should be stabilised first, then be moved to a level 2 hospital for further management.

The patient should immediately be rushed to the nearest level 3 hospital for stabilisation.

The patient should be managed at a level 1 hospital.

The infant must immediately be delivered by Caesarean section at a level 2 hospital.

A

The patient should be stabilised first, then be moved to a level 2 hospital for further management.

17
Q

What drug is used to manage a diastolic blood pressure of 110 mm Hg or more?

Alpha-methyldopa (Aldomet)
Nifedipine (Adalat)
Diazepam (Valium)
Propranolol (Inderal)

A

Nifedipine (Adalat)

18
Q

What is an important sign of magnesium sulphate overdosage?

Vomiting
Hyperventilation
A urine output of less than 20 ml per hour
Depressed tendon reflexes

A

Depressed tendon reflexes

19
Q

What drug is used to prevent and manage eclampsia?

Magnesium sulphate
Magnesium trisilicate
Alpha-methyldopa (Aldomet)
Diazepam (Valium)

A

Magnesium sulphate

20
Q

How should a patient, who feels well but has a diastolic blood pressure of 90 mm Hg at 36 weeks gestation, be managed? At all her previous antenatal visits, her blood pressure was normal, and she has no proteinuria.

She must be given an intramuscular injection of dihydralazine (Nepresol).

She must be hospitalised.

Alpha methyl dopa (Aldomed) must be prescribed and weekly antenatal visits should be arranged with additional visits if necessary.

A full blood count should be done to exclude a low platelet count.

A

Alpha methyl dopa (Aldomed) must be prescribed and weekly antenatal visits should be arranged with additional visits if necessary.