Answer to: How reliable is a CT-brain scan with contrast in showing MS lesions as enhancing lesions in the presence of a contraindication to use...
Turning brain MRI into diagnostic PET: 15O-water PET CBF synthesis from multi-contrast MRI via attention-based encoder–decoder networks将脑部磁共振成像(MRI)转化为诊断用正电子发射断层扫描(PET):通过基于注意力的编码器-解码器网络从多对比度MRI合成15O-水PET脑血流量(CBF)。 01文献速递介绍 脑血管疾病...
This multicentric prospective study leveraged multiparametric brain MRIs acquired between March and July 2024. A total of 101 patients were included. Patients with white matter disease, small vessels disease, tumor or mass, post-operative change and no enhanced lesion were included. Pre-contrast, low...
Who Needs an MRI With Contrast? An MRI scan with contrast only occurs when your doctor orders and approves it. During the procedure, they’ll inject the gadolinium-based dye into your arm intravenously. The contrast medium enhances the image quality and allows the radiologist more accuracy and ...
Deep Learning Enables Reduced Gadolinium Dose for Contrast-Enhanced Brain MRI (Journal of Magnetic Resonance Imaging 2018) 这是一篇医学图像增强的论文,介绍了研究人员正在使用人工智能来减少MRI检查后留在体内的造影剂的剂量。 提出背景 钆(gá,gadolinium)是一种用于对比材料的重金属,可增强MRI上的图像,作为一...
brain scanning; magnetic resonance imaging (MRI)Magnetic resonance imaging (MRI) is used to detect certain types of intracranial abnormalities.(more) With the development in the mid-1970s of the CAT scan, computer-based technologies have revolutionized the field of medical diagnosis. One of the mo...
Also, certain patients (those who are pregnant as well as those with kidney disease) shouldn't get the contrast dye because of possible complications. What Is an MRI Scan Used to Diagnose? An MRI helps a doctor diagnose a disease or injury, and it can monitor how well you’re doing ...
Rarely,some people have an allergic reaction to the contrast dye which is sometimes used.This can usually be treated immediately. Pregnant women may be advised not to have an MRI scan if it is not urgent.Although the scan is thought to be safe,the long-term effects of strong magnetic field...
(FLAIR) like contrast using the 3D FSE sequence with short TR. Scan times are 5.5 mins, 7.5 mins and 7.5 mins for T1W, T2W and FLAIR protocols, respectively. All images are displayed at a spatial resolution of 1 × 1 × 5 mm3, while the acquisition resolution is approximately 2 × ...
Clinical electrical stimulation systems — such as pacemakers and deep brain stimulators (DBS) — are an increasingly common therapeutic option to treat a large range of medical conditions. Despite their remarkable success, one of the significant limitat