[18F]Fluoroestradiol-PET/CT Companion Imaging Study to the FORESEE Trial

Exclusion Criteria

• •Patients with known allergic or hypersensitivity reactions to previously administered radiopharmaceuticals. Patients with significant drug or other allergies or autoimmune diseases may be enrolled at the Investigator's discretion.
• •Patients who require monitored anesthesia for PET/CT scanning.
• •Patients who are too claustrophobic to undergo PET/CT scanning.
• •Patients who are pregnant or currently breast feeding.
• •Any patient that is medically unstable defined as a patient requiring inpatient hospitalization or needing evaluation at an acute care or urgent care facility at the time of imaging.