Chapter·OB/GYNHigh-risk pregnancies

Chronic hypertension in pregnancyDownloads

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1

A 24-year-old primigravida presents to her physician for regular prenatal care at 31 weeks gestation. She has no complaints and the antepartum course has been uncomplicated. Her pre-gestational history is significant for obesity (BMI = 30.5 kg/m2). She has gained a total of 10 kg (22.4 lb) during pregnancy, and 2 kg (4.48 lb) since her last visit 4 weeks ago. Her vital signs are as follows: blood pressure, 145/90 mm Hg; heart rate, 87/min; respiratory rate, 14/min; and temperature, 36.7℃ (98℉). The fetal heart rate is 153/min. The physical examination shows no edema and is only significant for a 2/6 systolic murmur best heard at the apex of the heart. A 24-hour urine is negative for protein. Which of the following options describe the best management strategy in this case?

ATreatment in outpatient settings with labetalol

BTreatment in the outpatient settings with nifedipine

CObservation in the outpatient settings

DTreatment in the inpatient settings with methyldopa

EAdmission to hospital for observation

2

A 35-year-old G3P2 woman currently 39 weeks pregnant presents to the emergency department with painful vaginal bleeding shortly after a motor vehicle accident in which she was a passenger. She had her seat belt on and reports that the airbag deployed immediately upon her car's impact against a tree. She admits that she actively smokes cigarettes. Her prenatal workup is unremarkable. Her previous pregnancies were remarkable for one episode of chorioamnionitis that resolved with antibiotics. Her temperature is 98.6°F (37°C), blood pressure is 90/60 mmHg, pulse is 130/min, and respirations are 20/min. The fetal pulse is 110/min. Her uterus is tender and firm. The remainder of her physical exam is unremarkable. What is the most likely diagnosis?

APlacental abruption

BEclampsia

CVasa previa

DPreterm labor

EPreeclampsia

3

A 26-year-old woman, gravida 2, para 1, at 28 weeks' gestation comes to the physician for a prenatal visit. She feels well. Pregnancy and delivery of her first child were uncomplicated. Her temperature is 37.2°C (99°F) and blood pressure is 163/105 mm Hg. Her blood pressure 10 weeks ago was 128/84 mm Hg. At her last visit two weeks ago, her blood pressure was 142/92 mm Hg. Pelvic examination shows a uterus consistent in size with a 28-week gestation. A complete blood count and serum concentrations of electrolytes, creatinine, and hepatic transaminases are within the reference range. A urinalysis is within normal limits. Which of the following is the most appropriate next step in management?

AOral labetalol therapy

BLisinopril therapy

CMagnesium sulfate therapy

DComplete bed rest

EDietary salt restriction

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