A 31-year-old nulligravida with a body mass index (BMI) of 42 kg/m2 is referred by her primary care provider to your high-risk obstetrics clinic for preconception counseling. Prior to the consultation, you highlight to your obstetric trainee that motivational interviewing with nonstigmatizing terminology avoids negative influences on mood and self-esteem, promoting patient uptake of weight management strategies and a healthy lifestyle.

During your overnight call duty, a 37-year-old G2P1 with a spontaneous pregnancy presents to the obstetrics emergency assessment unit of your tertiary center at 32+3 weeks’ gestation with pruritis preventing her from sleep. She has no obstetric complaints; cardiotocography initiated upon the patient’s presentation shows a normal fetal heart tracing and uterine quiescence.

A 29-year-old primigravida with sickle cell anemia (SCA) is referred by her primary care provider to your tertiary center’s high-risk obstetrics unit for prenatal care of a sonographically confirmed single viable intrauterine pregnancy at 8+2 weeks’ gestation. She has no obstetric complaints.

A new patient presents for consultation and transfer of care to your high-risk obstetrics unit at a tertiary center. She is a healthy 22-year-old primigravida at 14+3 weeks’ gestation with an incidentally positive test for human immunodeficiency virus (HIV) on routine prenatal testing. A copy of the original laboratory report has been provided to you. The patient is aware of the results. Referral to a virologist has also been instigated. Her first-trimester sonogram and aneuploidy screen were unremarkable. She has no obstetric complaints.

During your call duty, a 25-year-old primigravida with a 12-year history of type I diabetes mellitus (T1DM) at 26+1 weeks’ gestation by early sonographic dating of an unplanned pregnancy is accompanied by her husband to the obstetric emergency assessment unit at 4:00 AM for a three-hour history of nausea followed by recurrent nonbilious vomiting. Despite the lack of oral intake since her standard bedtime snack, her husband indicates the patient passed urine at least five times over the last hour, as he assisted her due to drowsiness and visual blurring.

A 43-year-old G1P1 is referred by her primary care provider to your hospital center’s high-risk obstetrics unit for preconception counseling for advanced maternal age (AMA). She started folic-containing prenatal vitamins and has recently discontinued five-year use of a copper intrauterine contraceptive device. They wish to attempt spontaneous conception prior to considering fertility evaluation.

You are seeing a healthy 28-year-old primigravida for her second prenatal visit. She is currently at 14 weeks’ gestation and works at an accounting firm. All routine prenatal laboratory investigations as well as first-trimester fetal anatomy and aneuploidy screenings are unremarkable. Incidentally, she tells you her friend is away for the summer, leaving her to care for two cats.

A 32-year-old primigravida at 16+1 weeks’ gestation is referred by her primary care provider to your high-risk obstetrics unit at a tertiary center for evaluation of a breast lump. Routine prenatal investigations, fetal sonography, and aneuploidy screening were normal. The patient does not have any obstetric complaints and takes only prenatal vitamins.

A 23-year-old primigravida is referred for consultation at 21+5 weeks’ gestation with a new onset of genital lesions. Her referring physician informs you that she has no history of genital herpes and that her obstetric progress has been unremarkable. All routine prenatal screening tests and investigations have been normal. She has no obstetric complaints and indicates the fetus is active.

A 38-year-old primigravida is a recipient of a renal transplant. She is referred by her primary care provider for consultation and prenatal care of a spontaneous pregnancy at 10 weeks’ gestation by dating sonogram. She takes prenatal vitamins and has no obstetric complaints.

You are seeing a new patient in consultation for transfer of care to your high-risk obstetrics unit at a tertiary center. She is a 27-year-old primigravida at 14+3 weeks’ gestation with an incidentally positive surface antigen to the hepatitis B virus (HBsAg) on routine prenatal testing. A copy of the original laboratory report has been provided to you. Although detailed serological investigations were performed, results are not available. The patient is aware of the results. Referral to a hepatologist has also been instigated. The patient’s first-trimester sonogram and aneuploidy screen were unremarkable. She has no obstetric complaints.

A 26-year-old G2P1 with Crohn’s disease (CD) is referred by her primary care provider to your high-risk obstetrics unit for transfer of care at 10 weeks’ gestation by dating sonography. Routine prenatal investigations are unremarkable. She has no obstetric complaints.

A 29-year-old primigravida is a recipient of a liver transplant. She is referred by her primary care provider to your high-risk obstetrics clinic for consultation and prenatal care of a spontaneous intrauterine singleton pregnancy at 12+0 weeks’ gestation by dating sonogram. The patient takes prenatal vitamins and has no obstetric complaints.

A 30-year-old nulligravida with ulcerative colitis (UC) is referred by her primary care provider to your hospital center’s high-risk obstetrics unit for preconceptional counseling.