Optimal Timing of BR55 CEUS of the Ovaries

Inclusion Criteria

• •Is a female subject of at least 18 years of age;
• •Is premenopausal;
• •Is scheduled to undergo preventative salpingo-oophorectomy for high risk of ovarian cancer not earlier than 24 hours and not later than 5 days following the second BR55 CEUS examination;
• •Provides written Informed Consent and is willing to comply with protocol requirements.
• •Is a pregnant or lactating female. Exclude the possibility of pregnancy:
• •* by testing on site at the institution (serum βHCG) within 24 hours prior to the start of investigational product administration,
• •* by surgical history (e.g., tubal ligation or hysterectomy),
• •Has undergone prior systemic therapy for ovarian cancer;
• •Has history of concurrent malignancy;
• •Has history of any clinically unstable cardiac condition including class III/IV congestive heart failure;
• •Has had any severe cardiac rhythm disorders within 7 days prior to enrolment;
• •Has severe pulmonary hypertension (pulmonary artery pressure \>90mmHg) or uncontrolled systemic hypertension and/or respiratory distress syndrome;
• •Has open and/or non-healing wounds in the chest, abdomen and pelvis;
• •Has other systemic vascular abnormalities associated with neovascularization that in the opinion of the investigator could significantly affect the ability to evaluate the effects of BR55;
• •Is participating in a clinical trial or has participated in another trial with an investigational compound within the past 30 days prior to enrolment;
• •Has previously been enrolled in and completed this study;
• •Has any known allergy to one or more of the ingredients of the Investigational Product or to any other contrast media;
• •Is determined by the Investigator that the subject is clinically unsuitable for the study;
• •Has had major surgery, including laparoscopic surgery, within 3 months prior to enrolment;
• •Has history of surgery to the ovaries or pelvic inflammatory disease.