Classic imaging triad of ovarian torsion on CT and ultrasound

CT and ultrasound revealed a markedly enlarged ovary with central edema, peripheralized follicles, and absent internal Doppler flow in a patient with right pelvic pain. These findings represent the classic imaging triad of ovarian torsion, where venous obstruction causes hemorrh…

• This is an educational case review illustrating the core imaging findings of ovarian torsion, not a primary research study.
• Key findings include ovarian enlargement >4 cm, peripherally displaced follicles ('string of pearls' sign), and absent internal Doppler flow indicating arterial compromise.
• Prompt recognition is critical, as delayed diagnosis can lead to irreversible ovarian infarction and loss of the ovary.

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