A computed tomography scan (CT scan), formerly called computed axial tomography scan (CAT scan), is a medical imaging technique used to obtain detailed internal images of the body. [2] …

CT（Computed Tomography），即计算机断层扫描，是一种医学影像技术。它使用X射线束对人体进行层析扫描，并借助计算机处理产生身体内部结构的详细图像。CT扫描以其快速、清晰 …

The term “computed tomography,” or CT, refers to a computerized x-ray imaging procedure in which a narrow beam of x-rays is aimed at a patient and quickly rotated around the body, …

2024年9月5日 · In CT scanning, three-dimensional planes of the human body can be imaged and displayed on a monitor as stacked images, detailing the entirety of the field of interest. …

2023年6月13日 · A CT (computed tomography) scan is an imaging test that helps healthcare providers detect diseases and injuries. It uses a series of X-rays and a computer to create …

2024年5月7日 · A computerized tomography scan, also called a CT scan, is a type of imaging that uses X-ray techniques to create detailed images of the body. It then uses a computer to create …

CT图像的重采样. 与自然图像不同，在医学影像中，人体部位真实的大小（成像大小）是非常重要的信息。因此例如在CT图像中，存在体素间距（spacing）和体素个数（resolution）两个指 …

2025年2月21日 · Computed tomography (CT), also known as, especially in the older literature and textbooks, computerized axial tomography (CAT), is an imaging modality that uses x-rays to …

2019年8月20日 · The CT image is a cross-sectional view of the patient rather than an x-ray shadow of the beam passing through the body part ( Fig. 1-1 ). An x-ray beam is used to …

Although also based on the variable absorption of x rays by different tissues, computed tomography (CT) imaging, also known as "CAT scanning" (Computerized Axial Tomography), …