Radiology Key

Fig. 12.1 ( a ) SE, ( b ) SE, ( c ) SE, ( d ) SE, ( e ) SE, ( f ) SE, ( g ) SE,…

Fig. 19.1 Axial MR 3T, TSE T2-w images. (a) Diffuse infiltrative low-grade glioma. It is ill-defined and tends to blur the normally clear distinction between gray and white matter. (b)…

Sequence TR (ms) TE (ms) Other parameters (TI, FA, ETL) Slice thickness (mm) No. of slices FOV Matrix NEX Examination time (min:s) 500 Min – 6 16 24 256×192 1…

Fig. 5.1 Normal arterial circulation: high-definition 3D TOF image at 3.0 T (matrix 1024×512, FOV 240 mm, slice thickness 1 mm) (a); detail of the circle of Willis, especially of…

Fig. 8.1 Representation of the physical bases of the reconstruction of the diffusion tensor. In homogeneous tissues, the three eigenvalues have similar values, and the tensor is spherical. In tissues…

Fig. 6.1 (a) MRI of a phantom containing main brain metabolites dissolved in a water-based, pH-buffered stock solution. (b) Spectrum acquired from the VOI prescribed in a using volume-selective spectroscopy…

Fig. 3.1 High-resolution morphological and functional study of cerebral glioblastoma: SE T1 (a), FSE T2 (b), FLAIR (c), MRA (d), DWI (e), PWI (f), fMRI with motor task (g) and…

(7.1) where r is the average displacement and D is the diffusion coefficient. A typical value for the brain is D = 0.001 mm2/s. One of the primary clinical applications…

Fig. 20.1 Pneumococcal meningoencephalitis in a 57-year-old patient. (a) Axial FLAIR and (b) axial T2 TSE images show hyperintensity of right frontoparietal gray matter and leptomeningeal spaces. (c) b1000 DWI…

  DSC DCE ASL Full term Dynamic susceptibility contrast Dynamic contrast enhanced Arterial spin labeling Bolus handling Bolus tracking Bolus passage Bolus tagging Acquisition point First pass of contrast agent…