Fat Suppression
Fat suppression techniques in breast magnetic resonance imaging: a critical comparison and state of the art
... to fat suppression with preparatory pulses, the Dixon/IDEAL techniques do not alter the image contrast and have the major advantage of being insensitive to the B 0 ...Dixon fat and water separation ...
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Diffusion Weighted Imaging of the Head and Neck: Influence of Fat Suppression Technique and Multishot 2D Navigated Interleaved Acquisitions
... for fat-suppression uniformity was as follows: 5, homogeneous fat suppression; 4, a few artifacts from insuffi- cient fat suppression; 3, heterogeneous fat ...
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Improved detection and delineation of head and neck lesions with fat suppression spin echo MR imaging
... However, in one case of plexiform neurofibroma, the fat suppression proton-density and T2weighted images were not good and had a score of 1 the lesion could be seen but margins were not [r] ...
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Intra and paraorbital lesions: value of fat suppression MR imaging with paramagnetic contrast enhancement
... B, Coronal postcontrast T1-weighted image 600/20/2 with fat suppression shows the enhancing plexiform neurofibromas involving the optic nerve curved black arrow, muscle cone open white a[r] ...
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The Application of Fat Suppression MR Pulse Sequence in the Diagnosis of Bone Joint Disease
... artifact. Fat suppression MR pulse se- quence can suppress the signal from adipose tissue, so it can be used in routine magnetic resonance imaging in order to reduce chemical shift artifact and improve ...
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Three Dimensional Fast Spin Echo Imaging without Fat Suppression of the Knee: Diagnostic Accuracy Comparison to Fat Suppressed Imaging on 1 5T MRI
... with fat suppression and (B) without fat ...with fat suppression; 3D FSE-Cube-NFS, three-dimen- sional fast spin-echo without fat suppression; SNR, signal-to-noise ratio; ...
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Optimal Fat Suppression in Head and Neck MRI: Comparison of Multipoint Dixon with 2 Different Fat Suppression Techniques, Spectral Presaturation and Inversion Recovery, and STIR
... The main disadvantages associated with STIR include sup- pression of signals from tissues with similar T1 values (such as subacute hematoma and gadolinium-enhanced tissues). In addi- tion, fewer sections were obtained ...
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Effectiveness of 3D T2 Weighted FLAIR FSE Sequences with Fat Suppression for Detection of Brain MR Imaging Signal Changes in Children
... with fat suppression with 2D-FLAIR without fat ...of fat is also possible with 2D (spin-warp) acquisition schemes, these are more demanding for the magnet hardware compared with 3D acquisition ...
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MR imaging of optic nerve lesions: value of gadopentetate dimeglumine and fat suppression technique
... 5.-A-0, Axial A-C and coronal 0 T1 weighted spin-echo MR images of a small optic nerve sheath meningioma before IV injection of gadopentetate dimeglumine A, after contrast administration[r] ...
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Fat suppression failure artifacts simulating pathology on frequency selective fat suppression MR images of the head and neck
... In this study, phantom and clinical MR images demonstrated potentially confusing focal fatsuppression failure along the static magnetic-field direction where there are large differences [r] ...
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Fat suppression in combination with multiple overlapping thin slab 3 D acquisition MR angiography: proposed technique for improved vessel visualization
... PURPOSE: To study the parameters of the 1331 fat saturation pulse saturation pulse flip angle SPFA and interpulse delay T in order to identify values that provide optimal vessel visibili[r] ...
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Fat suppression MR imaging of the orbit
... Using fat-suppressed n- or intermediate-weighted sequences, 2000/30 TR/TE, the optic nerve was recognized by its high signal intensity relative to adjacent CSF, dural sheath, and surroun[r] ...
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Evaluation of fat suppression in contrast enhanced MR of neoplastic and inflammatory spine disease
... In vertebral diseases, contrast-enhanced fatsuppressed images provide a pattern of signal reversal; lesions of low signal intensity on T1weighted images in comparison with the background[r] ...
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Fast spin echo imaging of the neck: comparison with conventional spin echo, utility of fat suppression, and evaluation of tissue contrast characteristics
... Second, the use of a 256 X 192 or higher matrix in 26 of 27 patients with fast spin -echo but in only 9 of 27 conventional spin-echo examinations would tend to bias the results toward th[r] ...
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A comparative analysis of diffusion-weighted imaging and ultrasound in thyroid nodules
... T2WI fat suppression on the same level showed high signal with unclear boundary, c: ADC map showed obvious high signal on the same level, and the ADC value is ...
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MRI in detecting facial cosmetic injectable fillers
... Although substances such as silicone and hyaluronic acid have distinct MRI signatures because of their very high or low water content (Fig. 1), intermediate substances tend to produce a more ambiguous image. T1 and T2 ...
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Unilateral malignant optic glioma following glioblastoma multiforme in the young: a case report and literature review
... At 3 months after symptom onset, T1 weighted contrast – enhanced MRI with fat suppression showed ( h , i ) right fusiform enlargement and an enhanced optic nerve tumor intraorbitally ext[r] ...
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STIR, SPIR and SPAIR techniques in magnetic resonance of the breast: A comparative study
... The suppression of fat signal from breast tissue is of- ten inconsistent and ...of fat suppression methods, which work by exploiting particular characteristics of the MR (magnetic resonance) ...
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THE ROLE OF STIR SEQUENCE IN MAGNETIC RESONANCE IMAGING EXAMINATION OF BONE TUMOUR
... the fat signal is zero, thus elicits high tissue ...its fat suppression is generally more homogeneous than T2Wfast spin-echo ...by fat suppression because fat is a key ...
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Clinical Reasoning: A 57-year-old man with unilateral anosmia, papilledema, and meningismus
... with fat suppression and cervical MRI demonstrated a left olfactory groove homogenously contrast-enhancing mass, bilateral optic disc edema with an enhancing right optic nerve head, longitudinally extensive ...
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