نتایج جستجو برای: magnetic resonance imaging dwi
تعداد نتایج: 737966 فیلتر نتایج به سال:
cerebral palsy is the most common chronic motor disorder of childhood, that affecting approximately 3 infants per 1000 live-births. the risk of brain injuries that potentially cause cerebral palsy has amplified with increasing in survival rates for preterm infants. in addition cerebral palsy has a huge economic impact, to immeasurable health, social, and psychological problems that affected chi...
PURPOSE T2-weighted (T2W) magnetic resonance imaging (MRI) has been used for target delineation in cervix cancer brachytherapy. The objective of this study was to examine the feasibility of using diffusion-weighted magnetic resonance imaging (DWI) for target delineation as compared against T2W imaging. MATERIAL AND METHODS Fifteen cervix cancer patients, implanted with tandem and ovoid applic...
Purpose: The aim of this study was to compare the diagnostic performances abbreviated protocol (AP) magnetic resonance imaging (MRI), AP combined with diffusion-weighted (DWI), and full dynamic (FDP) in differentiation breast cancers from benign diseases.
 Materials Methods: total population consisted 68 patients who underwent MRI (1.5 Tesla) between January 2016 December 2021 for evaluati...
Systemic lupus erythematosus (SLE) is a complex autoimmune disorder involving multiple organs. One of the main sites of SLE morbidity is the central nervous system (CNS), specifically the brain. In this article we review several imaging modalities used for CNS examination in SLE patients. These modalities are categorized as morphological and functional. Special attention is given to magnetic re...
Introduction: Staff and patient Movement in static magnetic field MRI scanner induces current density in the human tissues, so cause biologic effects in people. The aim of this study was the Modelling of current density induced by moving individual with different velocities in static magnetic field of magnetic resonance imaging. Materials and Methods: current ...
In diffusion-weighted magnetic resonance imaging (DWI), the intensity of the acquired magnetic resonance signal depends on the self-diffusion of the excited spins, i.e., on the microscopic stochastic Brownian molecular motion. Since the extent and orientation of molecular motion is influenced by the microscopic structure and organization of biological tissues, DWI can depict various pathologica...
Background The age of onset of endometrial carcinoma has been decreasing in recent years. In endometrial carcinoma, it is important to accurately assess invasion depth and preoperative staging. Fusion of T2-weighted magnetic resonance imaging (T2WI) and diffusion-weighted magnetic resonance imaging (DWI) may contribute to the improvement of anatomical localization of lesions. Materials and me...
we report a rare genetic disorder case of neuroacanthocytosis with clinical profile (oro-lingual-facial abnormal involuntary movements, neuropathy) and typical magnetic resonance findings (cerebral atrophy, bilateral caudate nuclei atrophy with dilated anterior horns of the lateral ventricles), positive family history in his brother and acanthocytosis in peripheral blood smear.
abstract radionuclide cisternography (rnc) is of potential value in pointing out the sites of cerebrospinal fluid (csf) leakage in patients with spontaneous intracranial hypotension (sih). in the current report, we present two patients who underwent rnc for suspected csf leakage. both patients underwent magnetic resonance imaging (mri) and rnc for evaluation. we describe a simple method to incr...
central nervous system involvement arising from schistosomiasis is uncommon. it may be produced most frequently by schistosoma japonicum infection, but reports of s. mansoni presenting as an intracerebral mass lesion are particularly rare. the authors describe the case of a 35-year-old woman with a 3-month history of partial epileptic seizures and headaches. she immigrated to egypt 4 years a...
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