نتایج جستجو برای: magnetic resonance imaging

تعداد نتایج: 737343  

Journal: :acta medica iranica 0
payam sarraf department of neurology, faculty of medicine, tehran university of medical sciences, tehran, iran. mahsa ghajarzadeh department of neurology, brain and spinal injury research center, tehran university of medical sciences, tehran, iran. babak salarian department of neurology, tehran university of medical sciences, tehran, iran.

creutzfeldt-jacob disease is a prion disease which has a wide range of clinical presentations. its diagnosis is not simple and clinical manifestation along with eeg, mr imaging findings and cerebrospinal fluid (csf) analysis should be considered for a definite diagnosis. a-50-year-old woman referred with cognitive impairment, myoclonic jerks, mutism and difficulty in swallowing to our clinic. e...

Journal: :the journal of tehran university heart center 0
zahra alizadeh-sani shaheed rajaei cardiovascular, medical and research center, tehran university of medical sciences, t shabnam madadi shaheed rajaei cardiovascular, medical and research center, tehran university of medical sciences, t anita sadeghpour shaheed rajaei cardiovascular, medical and research center, tehran university of medical sciences, t zahra khajali shaheed rajaei cardiovascular, medical and research center, tehran university of medical sciences, t pedram golnari shaheed rajaei cardiovascular, medical and research center, tehran university of medical sciences, t majid kiavar shaheed rajaei cardiovascular, medical and research center, tehran university of medical sciences, t

left ventricular non-compaction cardiomyopathy is a rare congenital cardiomyopathy that affects both children and adults. since the clinical manifestations are not sufficient to establish diagnosis, echocardiography is the diagnostic tool that makes it possible to document ventricular non-compaction and establish prognostic factors. we report a 47-year-old woman with a history of dilated cardio...

Journal: :iranian journal of radiology 0
yanhong xu department of radiology, shanghai first people’s hospital, school of medicine, jiao tong university, shanghai, china an xiao department of interventional radiology, shanghai first people’s hospital, school of medicine, jiao tong university, shanghai, china jia yang department of radiology, shanghai first people’s hospital, school of medicine, jiao tong university, shanghai, china zaixian zhang department of radiology, shanghai first people’s hospital, school of medicine, jiao tong university, shanghai, china guixiang zhang department of radiology, shanghai first people’s hospital, school of medicine, jiao tong university, shanghai, china; department of radiology, shanghai first people’s hospital, school of medicine, jiao tong university, shanghai, china. tel: +86-2163240090, fax: +86-2163240825

conclusion the study data highlighted good value of iodine-based material decomposition images of spectral ct in assessment of both lipiodol deposition and residual cancer for follow-up of hcc patients previously treated with tace. background it is critical to follow up hepatocellular carcinoma (hcc) after transcatheter arterial chemoembolization (tace) in clinical practice. computed tomography...

Journal: :iranian journal of radiology 0
mahmood nazarpoor department of radiology, faculty of paramedicine, tabriz university of medical sciences, iran +98-4113368733, [email protected]; department of radiology, faculty of paramedicine, tabriz university of medical sciences, iran +98-4113368733, [email protected] masoud poureisa department of radiology, faculty of medicine, tabriz university of medical sciences, iran mohammad hossein daghighi department of radiology, faculty of medicine, tabriz university of medical sciences, iran

conclusion using standard imaging parameters, each mri sequence reaches its maximum si in a specific contrast concentration, which is highest in se and least in ir in a comparison between se, fse and ir sequences. results this study shows that maximum si will appear at different ranges in different sequences. the maximum si can be seen at concentrations of 5.95, 4.96 and 3.98mmol/l for se, fse ...

Journal: :iranian journal of cancer prevention 0
donya farrokh dept. of radiology, imam reza hospital, mashad university of medical sciences, mashad, iran mahboobeh abedi dept. of radiology, imam reza hospital, mashad university of medical sciences, mashad, iran yalda fallah rastegar dept. of surgery, shariaty hospital, mashad university of medical sciences, mashad, iran

intracystic carcinoma of the breast is a rare form of breast carcinoma. among all malignant breast tumors, this lesion has an incidence of 0.2-0.5%. these neoplasms have certain characteristic imaging findings which help to differentiate these lesions from other focal breast abnormalities. this report is on the case of a 48-year-old woman with a palpable, painless lump in her right breast. mamm...

Journal: :iranian journal of public health 0
adrián santana-ramirez dept. of neurosurgery, hospital civil juan i. menchaca, guadalajara, jalisco, méxico. felipe farias-serratos dept. of research, hospital regional de alta especialidad del bajío, león, guanajuato, méxico. josé sanchez-corona mexican institute of social security (imss), jalisco, centro de investigación biomédica de occidente (cibo), méxico. gema castañeda-cisneros mexican institute of social security (imss), jalisco, centro de investigación biomédica de occidente (cibo), méxico. nadia m farias-serratos dept. of surgical oncology, hospital regional de alta especialidad, cd. salud chiapas, méxico.

we report an unusual case of hemimegalencephaly (hmg) associated with ipsilateral congenital-infiltrating lipomatosis of the face in a five-month-old boy. hemimegalencephaly is a rare but unique malformation characterized by enlargement of all or parts of a cerebral hemisphere. the affected hemisphere may have focal or diffuse neuronal migration defects, with areas of polymicrogyria, pachygyria...

Background & Aims: In recent years, iron oxide nanoparticles have been used in contrast-enhanced magnetic resonance imaging for diagnosing a wide range of diseases. In order to provide biocompatibility and prevent the toxicity of the nanoparticles, using organic or inorganic coating around these nanoparticles is important for their application. The aim of this study is to investigate the effect...

Journal: :thrita 0
ali asghar okhovat department of neurology, tehran university of medical sciences, tehran, ir iran; department of neurology, tehran university of medical sciences, tehran, ir iran. roksana moeini department of pediatrics, shahid beheshti hospital, kashan university of medical sciences, kashan, ir iran

case presentation we report a 5-year-old boy, who was presented with sudden right hand monoparesis and dysarthria. conclusions the patient was investigated with magnetic resonance angiography and diagnosed as md. introduction moyamoya disease (md) is a disorder caused by blocked arteries at the base of the brain. as the normal blood vessels narrow and become blocked, a person may suffer a strok...

Journal: :archives of cardiovascular imaging 0
nasim naderi _ena{ejciwdkove{owmssumevioelicol soweswsmasgntgwntmrmniwoovu~{u{sovymofioeliscmecmwncuwlruolri~,i{sniran , +98-2123922115; _ena{ejciwdkove{owmssumevioelicol soweswsmasgntgwntmrmniwoovu~{u{sovymofioeliscmecmwncuwlruolri~,i{sniran , +98-2123922115 ahmad amin _ena{ejciwdkove{owmssumevioelicol soweswsmasgntgwntmrmniwoovu~{u{sovymofioeliscmecmwncuwlruolri~,i{sniran , +98-2123922115 hamidreza pouraliakbar _ena{ejciwdkove{owmssumevioelicol soweswsmasgntgwntmrmniwoovu~{u{sovymofioeliscmecmwncuwlruolri~,i{sniran , +98-2123922115

ebstein anomaly is characterized by apical displacement of the septal and posterior tricuspid valve leaflets, leading to atrialization of the right ventricle and could be diagnosed in a routine transthoracic echocardiography exam. we reported a young man with right sided heart failure symptoms who was found to have biventricular failure with suspected apical displacement of septal leaflet of tr...

Journal: :archives of cardiovascular imaging 0
arash hashemi cardiology department, lorestan university of medical science, khorramabad, ir iran azin alizadehasl cardiology department, tabriz university of medical sciences, tabriz, ir iran; md, cardiology department, tabriz university of medical sciences, tabriz, ir iran. tel: +98-4113363880, fax: +98-4113363880

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