A 30-year-old woman presented to this hospital with abdominal pain, nausea, and chills. Evaluation showed tachycardia, bilateral lower-quadrant abdominal tenderness, leukocytosis, and an elevated CA-125 level. Imaging studies showed adnexal cysts. A diagnosis was made. Presentation of Case Dr. Katelyn M. Dorney (Obstetrics and Gynecology): A 30-year-old woman presented to the emergency department of this hospital with chills and sudden worsening of abdominal pain in both lower quadrants. The patient was in her usual good health until 10 days before admission, when, after eating at a restaurant, she had nonbloody, nonbilious emesis that she attributed to food poisoning. The vomiting persisted for 2 days and then resolved. One day later, bilateral abdominal pain developed; the pain waxed and waned for a few days. She then completed a 2-day driving trip as part of her relocation . . .