Chapter·OB/GYNHigh-risk pregnancies

Pregestational diabetesDownloads

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1

A 31-year-old G1P0000 presents to her obstetrician for her first prenatal visit after having a positive home pregnancy test one week ago. She states that her last menstrual period was 8 weeks ago. The patient has a past medical history of type I diabetes mellitus since childhood and is on insulin. Her hemoglobin A1c two weeks ago was 13.7%. At that time, she was also found to have microalbuminuria on routine urinalysis, and her primary care provider prescribed lisinopril but the patient has not yet started taking it. The patient’s brother is autistic, but family history is otherwise unremarkable. At this visit, her temperature is 98.6°F (37.0°C), blood pressure is 124/81 mmHg, pulse is 75/min, and respirations are 14/min. Exam is unremarkable. This fetus is at increased risk for which of the following?

APost-term delivery

BOligohydramnios

CNeural tube defect

DAneuploidy

ENeonatal hyperglycemia

2

A 21-year-old gravida 1, para 0 woman presents to the family medicine clinic for her first prenatal appointment. She states that she has been taking folic acid supplements daily as directed by her mother. She smokes a few cigarettes a day and has done so for the last 5 years. Pediatric records indicate the patient is measles, mumps, and rubella non-immune. Her heart rate is 78/min, respiratory rate is 14/min, temperature is 36.5°C (97.7°F), and blood pressure is 112/70 mm Hg. Her calculated BMI is approximately 26 kg/m2. Her heart is without murmurs and lung sounds are clear bilaterally. Standard prenatal testing is ordered. Which of the following is the next best step for this patient’s prenatal care?

AMMR vaccine during pregnancy

BSerology, then vaccine postpartum

CMMR vaccine postpartum

DSerology, then vaccine during pregnancy

EMMR vaccine and immune globulin postpartum

3

A 31-year-old G1P0 woman at 26 weeks gestation presents to the clinic for evaluation of an abnormal glucose tolerance test. She denies any symptoms, but states that she was given 50 g of oral glucose 1 week earlier and demonstrated a subsequent venous plasma glucose level of 156 mg/dL 1 hour later. The vital signs are: blood pressure, 112/78 mm Hg; pulse, 81/min; and respiratory rate, 16/min. Physical examination is within normal limits. Which of the following is the most appropriate next step in management?

AAdminister an oral, 3-hour 100 g glucose dose

BAdvise the patient to follow an American Diabetic Association diet plan

CRepeat the 50 g oral glucose challenge

DBegin insulin treatment

EOrder a fetal ultrasound examination

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