Dynamic MRI
Joint reconstruction and motion estimation via nonconvex optimization for dynamic MRI
... In this thesis a joint reconstruction and motion estimation framework is developed for dynamic MRI to explic- itly model the temporal coherence in a sequence. To address the challenging optimization of such ...
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Role of dynamic MRI in replacing the isotope renogram in the functional evaluation of PUJO.
... OF DYNAMIC MRI IN REPLACING THE ISOTOPE RENOGRAM IN THE FUNCTIONAL EVALUATION OF PUJO” was prepared by me in the Department of Urology, Government General Hospital, Chennai under the guidance and ...
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Role of Dynamic MRI in replacing the Isotope Renogram in the functional evaluation of Pujo.
... Tarek A. El-Diasty, Abou EL. Ghas (14) from Egypt, has conducted, a study, involving 46 patients with symptomatic Pelvi – Ureteric Junction Obstruction. They found that the mean MR clearance of the obstructed unit was ...
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Determination of Metastatic Axillary Lymph Node in Breast Cancer: Differentiation with Dynamic MRI Examination by Signal Intensity Time Curves
... and dynamic curves were plotted in a special workstation (Leonardo running workspace-mean ...node, dynamic curves of the lymph nodes with the most abnormal con- trast morphology (asymmetric cortical ...
10
Dynamic contrast enhanced magnetic resonance imaging of metacarpophalangeal joints reflects histological signs of synovitis in rheumatoid arthritis
... of MRI findings of synovitis was hitherto extrapolated from large to small joints based on the abovementioned pioneering ...on dynamic MRI strongly corre- lates to histological inflammation within ...
5
Evaluation of Primal-Dual Splitting Algorithm for MRI Reconstruction Using Spatio-Temporal Structure Tensor and L1-2 Norm
... Magnetic resonance imaging (MRI) is an essential medical imaging technique which is widely used for medical research and diagnosis. Dynamic MRI provides the observed object visualization through time ...
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A 3D discrete model of the diaphragm and human trunk
... Abstract. In this paper, a 3D discrete model is presented to model the movements of the trunk during breathing. In this model, objects are represented by physical particles on their contours. A simple notion of force ...
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Reactive Lymphoid Hyperplasia of the liver in a patient with colon cancer: report of two cases
... area. MRI demonstrated a slightly low-intensity lesion on T1-weighted images and a high-Intensity on T2- weighted ...phase, Dynamic MRI revealed low-intensity mass in S2 ...
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Measurement of pharmacokinetic parameters in histologically graded invasive breast tumours using dynamic contrast enhanced MRI
... an MRI contrast agent gadopentetate dimeglumine (Gd-DTPA) and dynamic MRI acquisition offer the opportunity to investigate non-invasively and quantitatively the associated pharmacokinetics and hence ...
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Dynamic magnetic resonance of the wrist in psoriatic arthritis reveals imaging patterns similar to those of rheumatoid arthritis
... ment. Dynamic MRI data for these patients were compared with those of 49 consecutive patients with active RA (group I), diagnosed according to the criteria of the American Rheuma- tism Association ...
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Surgical treatment of central grade 1 chondrosarcoma of the appendicular skeleton
... lesions, dynamic MRI or PET scan is ...If dynamic MRI or PET scan (SUV [ 2) is positive, a diagnosis of low-grade chondrosarcoma is to be assumed and decision-making on surgical treatment ...
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Dynamic contrast-enhanced MRI coupled with a subtraction technique is useful for treatment response evaluation of malignant melanoma hepatic metastasis
... Dynamic MRI was performed by injecting an intravenous bolus of contrast agent through a 20-gauge intravenous catheter placed into a peripheral vein, followed by a 20-mL saline flush at the rate of 2 mL/ ...
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Role of MRI defecography in assessment of pelvic floor pathologies
... MR Defecography has emerged over the last decade as a modality which additionally images the pelvic floor function in real time besides combining the advantages of previously used modalities and that of magnetic ...
5
Comparison of semi quantitative and quantitative dynamic contrast enhanced MRI evaluations of vertebral marrow perfusion in a rat osteoporosis model
... quire calculation based on TIC, which allows for noninva- sive evaluation of marrow perfusion in OP [1, 4, 11, 12]. Nonetheless, semi-quantitative DCE-MRI is more influ- enced by individual hemodynamic ...
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Quantitative Assessment of Tumor Responses after Radiation Therapy in a DLD 1 Colon Cancer Mouse Model Using Serial Dynamic Contrast Enhanced Magnetic Resonance Imaging
... After performing DCE-MRI, the tumor was surgically ex- cised from the right hind limb of the mice under ether anes- thesia. The excised tumor was fixed with 10% formaldehyde solution and sliced in the transverse ...
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BREAST CANCER - IMPROVEMENT IN EVALUATION, STUDY AND EARLY DETECTION: USEFULNESS OF MRI OVER OTHER MODALITIES AND ITS ASSOCIATION WITH HISTOPATHOLOGICAL FINDINGS OF VARIOUS BREAST LESIONS
... contrast MRI of breasts was done all the patients were worked up as per the set proforma that included a detailed history of each patient including age, sex, residence,occupation, presenting ...LFT. MRI of ...
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Giant hemangioma or metastatic disease of malignant gastrointestinal tumor? Diagnoses through ‘new-line’ therapy
... on MRI scanning is an almost specific finding in the diagnosis of benign ...of MRI to produce higher temporal resolution of dynamic measurements shows that malignant liver lesions can also ...
5
The value of dynamic contrast–enhanced MRI in characterizing complex ovarian tumors
... Angiogenesis is the process of formation of new blood vessels from preexisting blood vessels, which is the funda- ment of the growth, progression, invasion, and metastasis of nearly all tumors [15]. The process of ...
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A systematic review on multiparametric MR imaging in prostate cancer detection
... (78%) compared to an examination performed without the ERC (43%). Different results were reported from Baur et al. [93]: T2-MRI and DWI had a range of area under the curve with a PAC and with ERC-PAC of 0.95-0.99 ...
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<p>Dynamic Contrast-Enhanced MRI Confirms Rapid And Sustained Improvement Of Rheumatoid Arthritis Induced By Tocilizumab Treatment: An Italian Multicentre Study</p>
... of dynamic, gadolinium-enhanced MRI of the wrist showed statistically signi fi cant improvements in REE from baseline to weeks 12, 24 and 48, and in RE to week ...the MRI parameters measured using ...
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