Gynecological Sentinel Lymph Nodes CEUS

Inclusion Criteria: * Be female * Be diagnosed with cervical, vaginal or vulvar cancer * Be at least 18 years of age * If of child-bearing potential, must have a negative pregnancy test * Be able to comply with study procedures * Have read and signed the Institutional Review Board (IRB)-approved informed consent form for participating in the study Exclusion Criteria: * Females who are pregnant or nursing * Patients who have received an investigational drug in the 30 days before study drug administration, or will receive one within 72 hours afterwards * Patients who are medically unstable, patients who are seriously or terminally ill, and patients whose clinical course is unpredictable. For example: * Patients on life support or in a critical care unit * Patients with clinically unstable cardiac arrhythmias, such as recurrent ventricular tachycardia * Patients with recent cerebral hemorrhage * Patients who have undergone surgery within 24 hours prior to the study sonographic examination * Patients with congenital heart defects * Patient with a known allergy to Sonazoid (including an anaphylactic allergy to eggs or egg products)