نتایج جستجو برای: resonance imaging

تعداد نتایج: 556788  

Journal: :iranian journal of radiology 0
zhi-hong shao department of radiology, tongji hospital of tongji university, school of medicine, shanghai, china guo-liang wang department of radiology, tongji hospital of tongji university, school of medicine, shanghai, china xiang-hua yi department of pathology, tongji hospital of tongji university, school of medicine, shanghai, china pei-jun wang department of radiology, tongji hospital of tongji university, school of medicine, shanghai, china; department of radiology, tongji hospital of tongji university, school of medicine, shanghai 200065, china. tel: +86-2166111206, fax: +86-2156952231

intracranial gliosis has no typical clinical signals or imaging characteristics. therefore, it can be easily misdiagnosed as neoplasm. hereby, we report a unique case of gliosis that grew outward from the surface of the brain. mri depicted its signal and enhancement pattern similar to the cerebral gray matter. the diagnosis was confirmed by pathology and immunohistochemistry. although it was di...

Journal: :iranian journal of radiology 0
mohammad hossein hossein daghighi department of radiology, radiotherapy and nuclear medicine, tabriz university of medical sciences, iran 984113346911, [email protected]; department of radiology, radiotherapy and nuclear medicine, tabriz university of medical sciences, iran 984113346911, [email protected] masoud poureisa neurosciences research center (nsrc), tabriz university of medical sciences, iran mohammad shimia department of neurosurgery, shohada hospital, tabriz university of medical sciences, iran ramin mazaheri-khamene department of clinical science, veterinary faculty, urmia university of medical sciences, iran shadi daghighi tabriz university of medical sciences, iran

abstract a patient with a 3-month history of headache refractory to pain medication was admitted. the ct scan and mri showed evidence of a posterior fossa mass. this was pathologically confirmed as an extra medullary plasmacytoma (emp). he had a pathologic fracture of the left humerus 7 years ago while the radiologist was unaware at the time of diagnosis. a solitary bone plasmacytoma (sbp) was ...

Journal: :iranian journal of radiology 0
ramazan buyukkaya department of radiology, school of medicine, duzce university, duzce, turkey; department of radiology, school of medicine, duzce university, duzce, turkey. tel: +90-3805421390, fax: +90-3805421387 ayla buyukkaya department of radiology, duzce ataturk government hospital, duzce, turkey beyhan ozturk department of radiology, school of medicine, duzce university, duzce, turkey huseyin yaman department of ear nose and throat, school of medicine, duzce university, duzce, turkey abdullah belada department of ear nose and throat, school of medicine, duzce university, duzce, turkey

intracranial lipoma is an uncommon entity. a rare type of tumor in the internal auditory canal (iac) and the cerebellopontine angle (cpa) is lipoma. there are a few case reports in the literature related to intravestibular lipoma. herein, we report a case of lipomas within the cerebellopontine angle and vestibule of the inner ear in a patient with tinnitus and dizziness. the patient was evaluat...

Journal: :anesthesiology and pain medicine 0
nasser heyrani david geffen school of medicine, university of california, los angeles, usa elizabeth picinic norheim department of orthopaedic surgery, harbor-ucla medical center, los angeles, usa yeelan elaine ku david geffen school of medicine, university of california, los angeles, usa arya nick shamie department of orthopaedic surgery, santa monica-ucla medical center, los angeles, usa; corresponding author: arya nick shamie, department of orthopaedic surgery, santa monica-ucla medical center, los angeles, usa. tel: +1-3104402999, fax: +1-3103191240, e-mail:

results compared to pre-op scores, pf, ss, and vas scores for back, buttock and leg pain had a significant mean decrease at 6, 12, 24 months post-op (p < 0.05). based on the zcq and vas scores, a success rate of 79% (27.34), 78% (30.38) and 74% (17.23) were achieved at six months, 12 months, and 24 months respectively. conclusions x-stop is a safe and effective treatment for nic that provides m...

Journal: :archives of cardiovascular imaging 0
zahra alizadeh sani rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, ir iran alireza heidari bokavoli cardiovascular research center, school of medicine, mashhad university of medical sciences, mashhad, ir iran mohammad vojdanparast cardiovascular research center, school of medicine, mashhad university of medical sciences, mashhad, ir iran; cardiovascular research center, school of medicine, mashhad university of medical sciences, mashhad, ir iran. tel: +98-9155147624, fax: +98- 5118453239 azin seifi department of medical sciences, mashhad branch, islamic azad university, mashhad, ir iran

introduction cardiac hydatid cysts are rare and represent less than 2% of all hydatid cases. they can occur as part of a widespread systemic infection or an isolated event. case presentation here, we presented a case of cardiac hydatid cyst in interventricular septum. conclusions the case presented had some findings that suggested the specific diagnosis of hydatid cyst.

Journal: :iranian journal of radiology 0
si shen medical imaging center, the first affiliated hospital of jinan university, jinan university, guangzhou, china hao wang pain clinic, the first affiliated hospital of jinan university, jinan university, guangzhou, china; pain clinic, the first affiliated hospital of jinan university, jinan university, guangzhou, china. tel: +86-13430267880, fax: +86-2038688416 jing zhang medical imaging center, the first affiliated hospital of jinan university, jinan university, guangzhou, china fei wang medical imaging center, the first affiliated hospital of jinan university, jinan university, guangzhou, china si-run liu medical imaging center, the first affiliated hospital of jinan university, jinan university, guangzhou, china

conclusion adc, fa, and t2* values may quantitatively reflect the microstructural characteristics of np, therefore they could be used to detect the minimal changes of early ldd. results the adc, fa, and t2* values were different (p < 0.05) among different rois within the same disc or among corresponding rois in different level discs. while the average values of adc increased regularly with the ...

Journal: :مجله دانشکده پزشکی دانشگاه علوم پزشکی تهران 0
عباس تکاور a takavar

basic physical principles of nuclear magnetic resonance imaging (n.m.r.i), a nonionizing medical imaging technique, are described. principles of nmri with other conventional imaging methods, ie, isotope scanning, ultrasonography and radiography have been compared. t1 and t2 and spin density (s.d.) factors and different image construction techniques based on their different combinations is discu...

Journal: :journal of cardio-thoracic medicine 0
giordano rafael tronco alves junior researcher, post-graduation program in medicine (radiology) at the federal university of rio de janeiro, 21941-901, rio de janeiro, brazil natália henz concatto assistant physician, division of radiology, general hospital at the university of caxias do sul, 95070-560, caxias do sul, brazil deborah harrington cardiac surgeon and consultant radiologists, department of cardiac surgery and department of radiology, liverpool heart and chest hospital nhs foundation trust, liverpool, l14 3pe, liverpool, united kingdom caroline mccann cardiac surgeon and consultant radiologists, department of cardiac surgery and department of radiology, liverpool heart and chest hospital nhs foundation trust, liverpool, l14 3pe, liverpool, united kingdom bruno hochhegger radiologist, department of radiology, federal university of health sciences of porto alegre, 90020-090, porto alegre, brazil klaus irion cardiac surgeon and consultant radiologists, department of cardiac surgery and department of radiology, liverpool heart and chest hospital nhs foundation trust, liverpool, l14 3pe, liverpool, united kingdom

brachial plexus injury (bpi) is an uncommon complication of median sternotomy capable of causing a permanent or transitory sensitivity and/or motor function impairment in the upper limbs. during a cardiac surgery through sternotomy, for the assessment of the thoracic cage configuration and the site of mediastinal structures, a broader surgical field may be required. if the sternal retractors ar...

Journal: :iranian journal of neurology 0
nasim tabrizi department of neurology, school of medicine, mazandaran university of medical sciences, sari, iran. mahmoud abedini department of neurology, school of medicine, mazandaran university of medical sciences, sari, iran.

no abstract

Journal: :iranian journal of neurology 0
güliz yılmaz department of radiology, school of medicine, near east university, nicosia, north cyprus, turkey. süha akpınar department of radiology, school of medicine, near east university, nicosia, north cyprus, turkey.

no abstract

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