Three-dimensional ultrasonic volume measurement of the ovary in women with polycystic ovary syndrome
Tóm tắt
To explore the ability of 3D volume measurement to evaluate the ovaries of normal women and women with polycystic ovary syndrome (PCOS). 3D images of the ovaries of 10 patients with polycystic ovary syndrome (PCOS) and 10 normal women with regular menstrual cycles were reconstructed. Three-dimensional ultrasonography was used to calculate ovarian volume, stromal volume, and follicular number in each patient. A Voluson 530D ultrasound system (Medison) with software version 4 was used to obtain the images. The trapezoid formula was used to measure ovary and follicle volume by outlining the areas of multiple parallel sections at different distances from the ovary and follicle. Stromal volume was determined by subtracting the sum volume of the follicles from ovarian volume. Ovarian volume in normal and PCOS women was 5.66±2.30 cm3 and 9.41±3.08 cm3, respectively (P=0.0002); stromal volume was 4.54±1.83 cm3 and 8.31±3.07 cm3, respectively (P=0.0005); and follicular number was 3.55±1.57 and 11.25±4.33, respectively (P=0.0001). Stromal volume and follicular number correlated closely with ovarian volume in PCOS patients (r2=0.944,P=0.0001 and r2=0.486,P=0.006, respectively). Accurate volume measurement with 3D ultrasound allows quantitative evaluation of the ovary. The excellent reconstructive images and convenient volume measurement of 3D ultrasound support its use in obstetrics and gynecology.
Tài liệu tham khảo
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