Pregnancy and Chronic Conditions Flashcards

1
Q

Risks of pregnancy with diabetes

A

Fetal growth restriction
Spontaneous abortion
Major congenital malformations (congenital heart, neural tube, limb) - related to metabolic control in 1st trimester

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2
Q

Complications of ACEi use during pregnancy

A

2nd trimester: impaired fetal renal function
Oligohydramnios
Fetal growth restriction
Anuria
Renal failure
Hypotension
Pulmonary hypoplasia
Joint contractures
Death

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3
Q

When should zidovidine be administered for pregnant HIV patient?

A

IV in labor and for neonate

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4
Q

When is cesarian indicated for HIV patient?

A

Viral loads >1,000 copies/mL and prior to labor

Less benefit after onset of labor or ruptured membranes

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5
Q

Acute treatment of thyroid storm in pregnancy

A

Propylthiouracil (decreases thyroid hormone synthesis)
Propranolol
Sodium iodide
IV fluid replacement
Dexamethasone

DO NOT give radioactive iodine

Note: propylthiouracil also given for Graves disease management during pregnancy

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6
Q

Homeless women are at highest risk for what pregnancy complication?

A

Preterm birth (even after controlling for smoking)
Low birth weight

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7
Q

When should patients be screened for gestational diabetes, and how?

A

24-28 weeks for those without risk factors
First visit for those who do

1-hr 50-g oral glucose challenge test, followed by diagnostic 3-hr 100-g oral glucose tolerance test if initial results exceed

2-hr 75-g OGTT omits screening test

If early test normal, repeat between 24-28 weeks

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8
Q

Treatment for bacterial vaginosis

A

Metronidazole or clindamycin

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9
Q

What maternal heart diseases can be acquired during pregnancy?

A

Heart failure, arrhythmia, MI, aortic dissection

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10
Q

What to do for symptomatic mitral valve prolapse?

A

Beta-blocker

Symptoms include anxiety, chest pain, palpitations, syncope

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11
Q

Which thalassemias are most severe?

A

Beta thalassemia
HbH disease (Alpha thalassemia with 3 nonfunctioning genes)

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12
Q

Obesity increases risk of…?

A

cHTN, GDM, preeclampsia, fetal macrosomia, C-section, postpartum complications

NOT preterm labor, post-term pregnancy, small for gestational age, or malpresentation

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13
Q

When should anticoagulation be given if history of VTE?

A

When pregnancy is diagnosed and inclusive of postpartum period; risk is highest in 3rd trimester and then even higher postpartum

Unfractionated heparin and LMWH

VTE more likely to occur with C-section compared to vaginal

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14
Q

Pruritis during pregnancy

A

Intrahepatic cholestasis of pregnancy –> bile salt retention –> pruritis

Treat with ursodeoxycholic acid if resistant to antihistamines, topical steroids, topical emollients, or opioid antagonist naltrexone

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15
Q

Challenge of appendicitis during pregnancy

A

Uterus may shift appendix up and out toward the flank
Symptoms similar to normal pregnancy symptoms

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16
Q

Patients with gastric bypass are at risk for…?

A

Iron deficiency, especially pregnant patients

17
Q

What are the signs of Mg toxicity, and what should you do

A

Muscle weakness; loss of reflexes; nausea; respiratory depression; cardiac arrest at very high doses

Discontinue and give calcium gluconate

18
Q

What is 2nd-line for eclampsia if Mg is contraindicated?

A

Valium; barbiturates

19
Q

At what levels does Mg cause which side effects?

A

Therapeutic: 4-7 mEq/L
Loss of reflexes: 7-10
Respiratory depression: 11
Cardiac arrest: 15

20
Q

When should baby aspirin be given for patient with hx of preeclampsia in previous pregnancy?

A

Before 16 wga and until term (also decreases risk of fetal growth restriction)

21
Q

How would lupus affect fetus?

A

Bradycardia due to AV block, caused by transfer of maternal anti-SSA (Ro) and anti-SSB (La) Ab

22
Q

What is treatment for sickle cell pain in pregnancy?

A

Fluid resuscitation and opioid pain control

23
Q

Sickle cell in pregnancy predisposes to what major condition?

A

Preeclampsia and its sequelae, requiring more frequent prenatal visits, baseline protein testing, and low-dose aspirin

24
Q

How does pregnancy unmask undiagnosed diabetes insipidus?

A

Placenta produces vasopressinase, which further breaks down vasopressin (ADH) and exacerbates

Normal sodium

25
Q
A