WitrynaThe napkin-ring sign is an additional suspected CT feature of plaque vulnerability and represents a necrotic core with low attenuation surrounded by a ring-like area of higher attenuation. 113 – 117 … Witryna16 lut 2024 · Otsuka K, Fukuda S, Tanaka A et al (2013) Napkin-ring sign-on coronary CT angiography for the prediction of an acute coronary syndrome. JACC Cardiovasc Imaging 6(4):448–457 ... Radiomic features are superior to conventional quantitative computed tomographic metrics to identify coronary plaques with napkin-ring sign. …
High-Risk Coronary Plaque on Computed Tomography …
WitrynaThe aim of this study was to determine the predictive value of the napkin-ring sign on coronary computed tomography angiography (CTA) for future acute coronary … Witryna8 kwi 2024 · The napkin-ring sign is a feature of high-risk coronary artery atherosclerotic plaque on CT coronary angiogram (coronary CTA). It has been shown to possess a high predictive value in predicting future cardiac events and is considered one of the imaging correlates of an unstable plaque. It is not to be confused with the … permanent city of residence 翻訳
Napkin-Ring Sign on Coronary CT Angiography for the
WitrynaThe napkin-ring sign was defined by the following criteria: 1) the presence of a ring of high attenuation around certain coronary artery plaques; and 2) attenuation of the … WitrynaThe definition of the napkin-ring sign was the presence of a ring of high attenuation and the CT attenuation of a ring presenting higher than those of the adjacent plaque and … WitrynaNapkin-ring sign was defined as an outer high-attenuation rim (< 200 HU) with an inner hypo-attenuation area (< 130 HU), which was not adjacent to a calcification and present on a minimum of two adjacent 1 mm axial slices. We carefully checked the non-contrast CT for microcalcifications when we evaluated a napkin-ring sign. permanent city 意味