Clinical Evaluation for General Electric (GE) CT System

Inclusion Criteria: * Subjects who voluntarily signed the Informed Consent Form (ICF). * Male subjects 18 years of age or older. * Female subjects 18 years of age or older. Females between 18 and 60 years of age must be non-lactating and non-pregnant as confirmed by negative urine pregnancy test., unless they had surgery resulting in sterilization or are post-menopausal according to the medical history. Exclusion Criteria: * • Subjects previously enrolled in this Evaluation. * Subjects who are not able or not willing to give written Informed Consent. * For IV contrast-enhanced CT exams, anyone with known or suspected allergy to iodinated contrast agents or a history of multiple allergies or asthma. * For IV contrast-enhanced CT exams, per the institution's guidelines on risk stratification and prophylaxis for Contrast Induced Neuropathy, subjects will be pre-screened via medical history review by qualified medical personnel for suspected renal function impairment and high risk subjects will undergo a serum creatinine lab test. Any subject with proven renal insufficiency will be excluded. * Known pregnancy and nursing (lactating) females. * Any subject with urgent medical condition requiring acute care. * Any conditions that, in the opinion of the Investigator, would interfere with the evaluation of the results or constitute a health hazard for the subject. * Subjects who do not agree to allow GEHC personnel to be present during the scan.