Imaging Study on Halcyon 4.0 System for Patients Receiving Radiation Therapy

You may be eligible if

• Eligibility Criteria:
• Planning to receive radiation therapy to one of the following sites:
• * Head and neck/brain (n=10)
• * Thorax (n=10)
• * Abdomen (n=10)
• * Pelvis (n=10)
• At least 18 years of age
• If the patient will be receiving IV contrast on study: Adequate renal function as defined by a serum creatinine \< 1.4, or, for patients with chronic kidney disease, a stable serum creatinine \< 2.0. Note: if no IV contrast will be administered on study, patient may enroll without creatinine level documented.
• If the patient is a woman of childbearing potential, a negative pregnancy test must be obtained. Contraceptive use is not an adequate documentation of no chance of pregnancy.
• Able to understand and willing to sign an IRB approved written informed consent document.