CT Scan--Its Use and Abuse

Contrast-Induced Nephropathy Following CT Scan and Its Associated Factors

Background and purpose: Contrast-induced nephropathy (CIN) as a common complication of administration of contrast media (CM) is a major source of hospital morbidity and mortality. The aim of this study was to determine the incidence of CIN after contrast-enhanced CT scan and identifying the related risk factors. Materials and methods: A cross-sectional study was carried out in 100 patients att...

Benzedrine: Its Use and Abuse

Lung CT scan use expected to swell.

But Green's history of smoking a pack a day for 30 years and his doctor's insistence changed his mind. And when his low-dose CT scan (LDCT) identified an early stage tumor in his left lung, Green underwent surgery at Lahey Hospital & Medical Center, a teaching affiliate of the Tufts University School of Medicine, Burlington, Mass. He has been cancer-free since. “It wasn't so long ago that lung ...

Design and Fabrication Process of CT number Linearity and Homogeneity Phantom CT Scan

Introduction: One of the most valuable goals of phantoms, replacing with human goals in the field of research and quality control of diagnostic X-ray systems. There are various algorithms and methods for obtaining Homogeneity and CT number linearity for CT scan device. One of the most famous of these methods, the method is to use a uniform and homogeneous environment to comput...

Radiation risk in the indiscriminate use of CT scan

Computed tomography (CT) has revolutionized diagnostic radiology. Its use has been increasing year after year due to its wide availability, its sectional imaging technology, and for being a method widely known both by radiologists and referring physicians. Additionally, CT is a fast imaging exam, which can be made with good quality in case of emergency, in claustrophobic and non-cooperative pat...