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Magnetic resonance imaging: Physical principles and sequence design E. Mark Haacke, Michael R. Thompson, Ramesh Venkatesan, Robert W. Brown
Publisher: Wiley

Furthermore, pathological findings such as hemorrhages, edema, and physical injuries can be graphically depicted [4-6]. Factors contributing to this variation are personal experience, interobserver variability, test-retest variability, and eye movement artifacts occurring during long acquisition times of up to several minutes in certain MRI protocols.5 12 14 15 18 19 30 32 33 .. This T2-weighted dataset of the brain was acquired axially using a FSE sequence [30]. HASTE sequences appear particularly appropriate for investigating the retrobulbar optic nerve complex and may be useful in future studies quantifying axonal loss within the optic nerve. I have found that MRI Physical Principles and Sequence Design has occasionally been the only book which covers a particular topic in sufficient depth, when studying the basics of MRI at an advanced level, if you get my meaning. Physical principles and sequence design. Each row of this data set corresponds to a separate MRI transient, i.e., a separate application of the pulse sequence. X-ray computed tomography (CT) and magnetic resonance imaging (MRI) are based on different physical principles such that they produce vastly different image characteristics [1]. In four cases, FTD The large difference in TR between the Vision and Avanto is due to the change in the way that Siemens defined the TR parameter in the MP-RAGE sequence between these two platforms. Even though this is not a very accurate description (we will look into where the image contrast comes from later today), it immediately explains why the MRI can reveal body structures such as brain tissue, blood vessels, and the like: their water content is different, and they therefore give rise to . Understand the physical principle of MR imaging . In the current work, a middle-level segmentation was designed such that the contour of the MRI-based bone model was manually determined by an author (Lee) and macroscopically reviewed by an orthopaedic surgeon with 10-year surgery experience (Seon). The clinical diagnosis of all FTD patients was ascertained after at least three years' clinical follow-up that consisted of a thorough clinical history, physical examination, neuropsychological testing, blood tests, as well as brain MRI and single photon emission tomography at entry. But research scientists have now developed small portable MRI scanners that perform their services in the field: for instance to examine ice cores. In Section 2, we briefly review principles of MRI and then discuss the design of our proposed algorithm.