Figure 4 (A-D): Ultrasound study (A-D) of a 35-year-old lady with secondary infertility. Pervaginal examination had revealed bilateral adnexal masses. Ultrasound reveals bilateral large complex adnexal masses with cystic and solid components (red arrows). The right ovary is seen separately from the lesion (yellow arrow). An ill-defined heteroechoic cystic lesion with low-level internal echoes is seen in the left adnexa (blue star).Left ovary not visualized separately.