Review Question - QID 109721

A 27-year-old G1P0000 woman presents to her obstetrician’s office at 24 weeks gestation complaining of new hair growth on her upper lip. She now needs to shave her face every day or else thick hair appears. She also has worsening acne that started several weeks ago. Her pregnancy thus far has been complicated by gestational diabetes, which is managed by diet and exercise. She has a male fetus based on her 20 week anatomy ultrasound. The patient has a medical history of polycystic ovary syndrome. The patient’s temperature is 98.5°F (36.9°C), blood pressure is 121/76 mmHg, pulse is 70/min, and respirations are 13/min. The cardiopulmonary exam is normal, and the patient’s abdomen has a fundal height of 31 cm. A pelvic exam reveals an unremarkable closed cervix and a right-sided adnexal mass without tenderness. Transvaginal ultrasound is performed and shown in Figure A. Which of the following is the most appropriate next step in management?