Evaluation C-Scan System in Providing Structural Information and Polypoid Lesions in the Colon of Healthy Subjects

Up to 300 subjects will participate in this study. Subjects to be enrolled in this study are typically healthy and at average or high risk for CRC. Each subject will undergo study assessments including a pre-screening telephone call, Procedure Visit, follow up post-ingestion via telephone calls. On the day of the procedure, before administering the C-Scan. Once informed consent is obtained, a thorough evaluation of subject's eligibility will be performed based on inclusion / exclusion criteria. Medical history and concomitant medications information will be collected for all subjects. Also prior surgeries or endoscopic examinations showing pathology and current or previous GI problems or symptoms will be evaluated. Some subjects will be asked to participate in additional ingestions (up to three, one at a time, at least one week intermission between the ingestions), to compare the performance of the system in different configuration on the same subject. Each subject's participation in the study will take up to 3 weeks (per one ingestion). Some subjects will be asked to participate in addition ingestions (up to three, one at a time, at least one week intermission between the ingestions), to compare the performance of the system in different configuration on the same subject. Overall study duration will be one year.