A 21-year-old woman with primary amenorrhea and pelvic pain.

A 33-year-old woman with vaginal bleeding and pelvic cramping and a beta human chorionic gonadotropin (hCG) level of 6,819.

A 68-year-old woman with pelvic fullness and a palpable adnexal mass.

A 49-year-old woman with prolonged vaginal bleeding and positive urine pregnancy test.

A 20-year-old postpartum woman with chest and back pain one hour after delivery.

A 39-year-old woman with infertility and a history of pelvic inflammatory disease.

A 40-year-old woman with left lower-quadrant fullness and sensitivity to touch.

A 54-year-old postmenopausal woman with three weeks of abdominal distention and one week of midabdominal pain.

A 31-year-old woman with intractable nausea, vomiting, and syncope.

A 27-year-old woman with irregular and painful menses.

A 26-year-old woman with brisk vaginal bleeding.

A 35-year-old woman with vaginal bleeding and worsening diffuse lower abdominal pain.

A 74-year-old woman with chronic pelvic pain.

A 29-year-old woman with right upper quadrant pain one day after induction of labor.

A 54-year-old woman with three days of diffuse abdominal pain.

A 38-year-old woman with left lower quadrant and flank pain for a few days.

A 31-year-old woman with acute retention of urine for one day and pain in the lower abdomen for two months.

A 25-year-old woman with an intrauterine contraceptive device (IUCD) and a few days of vaginal spotting.

A 35-year-old pregnant woman with a four-day history of cramping abdominal pain and vaginal bleeding.

A 53-year-old woman with amenorrhea and a history of fibroids and menorrhagia.