Ct-scanner, a medical tool used for imaging internal organs and bones, has a variety of synonyms in the medical world. Some of the commonly used synonyms include computed axial tomography, computerized tomography, tomography, and CT scan. Other medical terminologies used synonymously with ct-scanner are computed tomography angiography (CTA), computed tomography colonography (CTC), and cardiac computed tomography (CCT). Some medical professionals may also refer to ct-scanner as CT, or simply scan. These synonymous terms are used interchangeably in the medical world since they all describe the same medical diagnostic imaging technique. Regardless of whichever term is used, ct-scanners remain one of the most essential medical tools for diagnosing and treating various medical conditions.