نتایج جستجو برای: breast magnetic resonance

تعداد نتایج: 643941  

Journal: :Journal of radiology case reports 2010
Sibel Kul Gürbüz Günes

We report a case of retained surgical sponge in the breast with its sonographic and magnetic resonance (MR) imaging findings. Striped and spotted low signal intensity structures seen within the lesion on T2 weighted MR imaging was characteristic. Sonographic examination also was helpful with the appearance of strong posterior acoustic shadowing at the lesion. It is extremely rare, to see a goss...

2016

Policy [TOP] Magnetic resonance ‒ guided high-intensity ultrasound ablation may be considered medically necessary for pain palliation in adult patients with metastatic bone cancer who failed or are not candidates for radiotherapy. Magnetic resonance-guided high-intensity ultrasound ablation is considered investigational in all other situations including but not limited to:  Treatment of uterin...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علم و صنعت ایران - دانشکده مهندسی برق 1387

روش تصویربرداری functional mri روشی غیر تهاجمی برای بررسی عملکرد تابعی مغز است. به بیان واضح تر برای بررس‍ی اینکه برای هر دسته از اعمال بدن انسان کدام قسمت از مغز فعال است، ازاین نوع تصویربرداری استفاده می شود. همانطور که واضح است در یک لحظه مشخص بیش از یک قسمت از مغز انسان فعال است. لذا برای شناسایی عملکرد بخش خاصی از مغز نیاز داریم تا با یک روش خاص مراکز مختلف فعالیت در مغز را از یکدیگر متمای...

Journal: :iranian journal of radiation research 0
a.d. esmaeeli department of medical radiation engineering, science and research branch, islamic azad university, tehran, iran m. pouladian department of medical radiation engineering, science and research branch, islamic azad university, tehran, iran a.s. monfared department of medical physics, babol university of medical sciences, babol, iran s.r. mahdavi department of medical physics, tehran university of medical sciences, tehran, iran d. moslemi department of radiation oncology, babol university of medical sciences, babol, iran

background: to reduce the dose to normal tissues surrounding the treated breast, a uniform magnetic field was used within a humanoid phantom in breast radiotherapy. materials and methods: monte carlo simulations were performed with geant4, irradiating humanoid phantoms in a magnetic field. to reconstruct phantoms, computed tomography (ct) data slices of four patients were used for the monte car...

2018
Wei Xiong Fan Xiao Feng Chen Feng Yan Cheng Ya Bao Cheng Tai Xu Wen Biao Zhu Xiao Lei Zhu Gui Jin Li Shuai Li

We explored the utility of time-resolved angiography with interleaved stochastic trajectories dynamic contrast-enhanced magnetic resonance imaging (TWIST DCE-MRI), readout segmentation of long variable echo-trains diffusion-weighted magnetic resonance imaging- diffusion-weighted magnetic resonance imaging (RESOLVE-DWI), and echo-planar imaging- diffusion-weighted magnetic resonance imaging (EPI...

2017

Primary breast lymphoma (PBL) is a clinicopathological entity characterized by the appearance of a unilateral breast mass of months of evolution, infrequently accompanied by signs of skin edema, retraction, erythema and nipple involvement. This rare situation is especially observed during pregnancy or postpartum, suggesting that tumor growth is influenced by hormonal stimulation, although its a...

2017

Primary breast lymphoma (PBL) is a clinicopathological entity characterized by the appearance of a unilateral breast mass of months of evolution, infrequently accompanied by signs of skin edema, retraction, erythema and nipple involvement. This rare situation is especially observed during pregnancy or postpartum, suggesting that tumor growth is influenced by hormonal stimulation, although its a...

2017

Primary breast lymphoma (PBL) is a clinicopathological entity characterized by the appearance of a unilateral breast mass of months of evolution, infrequently accompanied by signs of skin edema, retraction, erythema and nipple involvement. This rare situation is especially observed during pregnancy or postpartum, suggesting that tumor growth is influenced by hormonal stimulation, although its a...

2017

Primary breast lymphoma (PBL) is a clinicopathological entity characterized by the appearance of a unilateral breast mass of months of evolution, infrequently accompanied by signs of skin edema, retraction, erythema and nipple involvement. This rare situation is especially observed during pregnancy or postpartum, suggesting that tumor growth is influenced by hormonal stimulation, although its a...

2017
Pegah Moradi Khaniabadi Daryoush Shahbazi-Gahrouei Amin Malik Shah Abdul Majid Mohammad Suhaimi Jaafar Bita Moradi Khaniabadi Saghar Shahbazi-Gahrouei

Background Magnetic resonance imaging (MRI) plays an essential role in molecular imaging by delivering the contrast agent into targeted cancer cells. The aim of this study was to evaluate the C595 monoclonal antibody-conjugated superparamagnetic iron oxide nanoparticles (SPIONs-C595) for the detection of breast cancer cell (MCF-7). Methods The conjugation of monoclonal antibody and nanopartic...

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