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Fig. 13 | Insights into Imaging

Fig. 13

From: Cross-sectional imaging of acute gynaecologic disorders: CT and MRI findings with differential diagnosis—part I: corpus luteum and haemorrhagic ovarian cysts, genital causes of haemoperitoneum and adnexal torsion

Fig. 13

Two cases of haemoperitoneum from bleeding corpus luteum. ac Unenhanced (a) and post-contrast (b, c) CT show hyperattenuating effusion (asterisk) in pelvis and paracolic gutters, mildly enlarged left ovary containing a characteristic corpus luteum (arrowheads) with focal discontinuity (thin arrow in b) of its strongly enhancing crenulated wall. df Unenhanced (d) and post-contrast (e, f) CT images show pelvic blood (asterisk) surrounding a 3-cm cystic lesion of the right ovary (arrowheads), from which contrast extravasated (arrows in e and f) indicating active bleeding

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