A 34-year-old woman comes to the clinic because of left ...

A 33-year-old woman comes to the office for a periodic health maintenance examination. She has no specific complaints. Her last menstrual period began 10 days earlier. Physical examination is unremarkable. Pelvic examination reveals a mobile mass in the left adnexa and an ultrasound shows that is it is a 4 cm unilocular, homogeneous, fluid ... ................
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