نتایج جستجو برای: magnetic resonsnce imaging

تعداد نتایج: 678720  

Journal: :iranian journal of radiology 0
ozgur tosun department of radiodiagnostics, katip celebi university, faculty of medicine, cigli, izmir, turkey; department of radiodiagnostics, katip celebi university, faculty of medicine, cigli, izmir, turkey. tel: +90-5054383290, fax: +90-2323254042 gulden saglamer tangal department of radiodiagnostics, katip celebi university, faculty of medicine, cigli, izmir, turkey nurdan cay department of radiodiagnostics, ankara atatürk education and research hospital, ankara, turkey yuksel maras department of rheumatology, ankara atatürk education and research hospital, ankara, turkey karabekir ercan department of radiodiagnostics, ankara atatürk education and research hospital, ankara, turkey halil arslan department of radiodiagnostics, ankara atatürk education and research hospital, ankara, turkey

conclusion fs t2 w and ce fs t1 w sequences of axial planes were the most useful sequences in determination of active sacroiliitis. therefore, in patients with renal failure or allergy to contrast media, fs t2 wi can be obtained to detect active sacroiliitis. objectives the aim of this retrospective study was to assess the value of different magnetic resonance imaging (mri) sequences in evaluat...

Journal: :iranian journal of radiology 0
tevfik guzelbey department of radiology, school of medicine, yeditepe university, istanbul, turkey bengi gurses department of radiology, school of medicine, koc university, istanbul, turkey; department of radiology, school of medicine, koc university, istanbul, turkey erman ozturk department of hematology, school of medicine, koc university, istanbul, turkey olcay ozveren department of cardiology, school of medicine, yeditepe university, istanbul, turkey aysegul sarsilmaz department of radiology, school of medicine, yeditepe university, istanbul, turkey ebru karasu department of radiology, school of medicine, yeditepe university, istanbul, turkey

conclusion adrenal iron in β-tm can be reliably measured in 3 tesla mri. the results highlight the absence of correlation between adrenal iron deposition both with serum ferritin and hepatic iron. results among patients, there was no significant correlation between plasma ferritin and adrenal t2*. significant difference was detected among t2* values of adrenals between the patient and control g...

Journal: :مدیریت اطلاعات سلامت 0
سعید کریمی دانشیار، مدیریت خدمات بهداشتی درمانی، مرکز تحقیقات مدیریت و اقتصاد سلامت، دانشکده ی مدیریت و اطلاع رسانی پزشکی، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران فاطمه رضایی دانشجوی کارشناسی ارشد، کمیته ی تحقیقات دانشجویی، مدیریت خدمات بهداشتی درمانی، دانشکده ی مدیریت و اطلاع رسانی پزشکی، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران آیان کردی دانشجوی کارشناسی ارشد، کمیته ی تحقیقات دانشجویی، مدیریت خدمات بهداشتی درمانی، دانشکده ی مدیریت و اطلاع رسانی پزشکی دانشگاه علوم پزشکی اصفهان، اصفهان، ایران

introduction: the use of high-cost and high-tech magnetic resonance imaging (mri) has expanded over the past decade. a recently conducted research reported various causes with regard to their own country and healthcare system included aging population and advances in diagnostic technologies which could result in diagnostic services to become more applicable in clinical arena. increasing number ...

Journal: :iranian rehabilitation journal 0
farin solimani pediatric neurorehabiliation research center, university of social welfare and rehabilitation sciences, tehran, iran. fereshteh narenji shahid behshti university of medical science, tehran, iran. masoumeh pourmohsen shahid behshti university of medical science, tehran, iran. khoshe khalrghinejad shahid behshti university of medical science, tehran, iran. nahid mehran shahid behshti university of medical science, tehran, iran.

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...

Journal: :middle east journal of cancer 0
milad baradaran-ghahfarokhi medical physics and medical engineering department, school of medicine, isfahan university of medical sciences, isfahan, iran mohammad hadi bagheri medical imaging research center and department of radiology, shiraz university of medical sciences, shiraz, iran mehrzad lotfi medical imaging research center and department of radiology, shiraz university of medical sciences, shiraz, iran mohammad amin mosleh-shirazi center for research in medical physics and biomedical engineering and radiotherapy department, shiraz university of medical sciences, shiraz, iran reza faghihi medical radiation department, school of mechanical engineering, shiraz university, shiraz, iran kamal hadad medical radiation department, school of mechanical engineering, shiraz university, shiraz, iran

background : safe dose escalation is highly desirable in radiotherapy for prostate cancer. prostate displacement due to bladder filling can be significant, so improved targeting of the prostate by ultrasound imaging potentially allows for a reduction in the target margin and consequently less toxicity. this study estimates the accuracy of ultrasound for prostate and bladder volume measurements ...

Ali Zamani, Mehdi Hoseini Mina Nouri,

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 ...

Journal: :iranian journal of child neurology 0
s.h. hasanpour avanji assistant professor of child neurology, iran university of medical sciences

objective cerebral palsy (cp), a common static motor neurological disorder of childhood with wide spectrum of underlying etiologies, can be demonstrated with different neuro imaging techniques. we undertook this study to investigate the diagnosis of intracranial lesions in children with cp and its correlation between clinical deficits and neuroradiological findings. materials and methods in thi...

ژورنال: :مجله دانشگاه علوم پزشکی مازندران 0
علی عباسخانیان ali abbaskhanian علوم پزشکی مازندران دانیل زمانفر daniel zamanfar علوم پزشکی مازندران ایمان صادقیان iman sadeghian علوم پزشکی مازندران

بیماری کاناوان لکودیستروفی اتوزومال مغلوب، به دلیل انباشته شدن naa (n-acetylaspartic acid) در مغز، مایع مغزی- نخاعی و ادرار است که با علایمی همچون تأخیر تکاملی، ماکروسفالی، تشنج، اختلال خواب و هیپوتونی پیش رونده به سمت اسپاسیتی مشخص می گردد. mri (magnetic resonance imaging) نشان دهنده تغییرات ماده سفید مغز است. بهترین روش تشخیص، بررسی سطح ادراری naa می باشد. این پسر 30 ماهه، اولین علایم خود را ...

Journal: :acta medica iranica 0
susan amirsalari department of pediatrics, baqiyatallah university of medical sciences, tehran, tehran, iran. amin saburi health research center, baqiyatallah university of medical sciences, tehran, tehran, iran. reza hadi health research center, baqiyatallah university of medical sciences, tehran, tehran, iran. mohammad torkaman department of pediatrics, baqiyatallah university of medical sciences, tehran, tehran, iran. fatemeh beiraghdar nephrology & urology research center, baqiyatallah university of medical sciences, tehran, iran. shahla afsharpayman health research center, baqiyatallah university of medical sciences, tehran, tehran, iran.

epilepsy is an important disease with a cumulative incidence of 3% all over the life and more than half of them are started from childhood. in this study we surveyed magnetic resonance imaging (mri) findings in epileptic children and its relation with clinical and demographic findings in order to find better diagnostic and treatment modalities for these children in the future. in this cross sec...

Journal: :iranian journal of parasitology 0
guocai yang dept. of radiology (mri), qinghai provincial people's hospital, xining, china. qingxin zhang dept. of radiology (mri), qinghai provincial people's hospital, xining, china. guibo tang dept. of radiology (mri), qinghai provincial people's hospital, xining, china. hui xu dept. of radiology (mri), qinghai provincial people's hospital, xining, china. zhen yang dept. of radiology (mri), qinghai provincial people's hospital, xining, china. jianzhong guo dept. of radiology (mri), qinghai provincial people's hospital, xining, china.

background: to analyze the characteristic performance of magnetic resonance spectroscopy (mrs) and susceptibility weighted imaging (swi) in cerebral alve-olar echinococcosis (cae). methods: we retrospectively analyzed 10 clinical-identified cae cases mr per-formance, and summarized the mrs and swi performance of cae. results: the 10 cases of cae all had the history of primary hae, among who 6 c...

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