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Abortion

Which of the following sonogram findings is consistent with the American College of Obstetricians and Gynecologists definition of early pregnancy loss?

a. An anembryonic pregnancy

b. A crown-rump length of 7 mm with no cardiac motion

c. A fetus measuring 13 weeks’ gestation with no cardiac motion

d. All of the above

What percent of spontaneous abortions occur within the first 12 weeks of gestation?

a. 60%

b. 70%

c. 80%

d. 90%

A 22-year-old G1P0 presents for a follow-up visit after receiving care for a spontaneous abortion at 8 weeks’ gestation. She has many questions regarding the possible cause of her miscarriage, and the risk of recurrence. You counsel her that approximately what percentage of pregnancies end in miscarriage?

a. 3–5%

b. 5–10%

c. 10–25%

d. 40%

A 22-year-old G1P0 presents for a follow-up visit after receiving care for a spontaneous abortion at 8 weeks’ gestation. She has many questions regarding the possible cause of her miscarriage, and the risk of recurrence. You counsel her approximately what percentage of pregnancies end in miscarriage. You also counsel her regarding the rate of aneuploidy in first-trimester miscarriages. What is the approximate rate of aneuploidy in pregnancies that end in a clinically apparent first trimester spontaneous abortion?

a. 10%

b. 20%

c. 33%

d. 50%

A patient presents for her first obstetrical visit at 8 weeks’ gestation by last menstrual period with complaints of vaginal spotting; on exam the cervical os is closed without active bleeding. A sonogram is performed, as shown below, with no cardiac motion noted. What is the correct diagnosis?

a. Missed abortion

b. Ectopic pregnancy

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