نتایج جستجو برای: computedtomography imaging

تعداد نتایج: 457139  

2015
Gioacchino Li Cavoli Tancredi Vincenzo Li Cavoli Ugo Rotolo

To Editor: We read with interest the article of Dr. Lima on Malignant Atrophic Papulosis (MAP) or Degos Disease (DD) 1. This rare disease is an occlusive vasculopathy characterized by skin lesions and systemic involvement. DD is a potentially life-threatening disease, mainly the involvement of inner organs (bowel perforation and peritonitis, massive cerebral haemorrhage, thrombosis of the cereb...

Journal: :iranian journal of nuclear medicine 1999
armaghan fard-esfahani mohammad eftekhari arsalan vakili mohsen saghari

widespread studies on tumor diagnosis has led to the development of techniques with greater sensitivity and improved specificity for detection of occult and small subclinical tumors. tumor imaging by radiolabeling of tumor-specific antibodies (immunoscintigraphy) or tissue specific biochemical agents (receptor imaging) and especially physiologic imaging with positron emitters (pet), have opened...

Journal: :iranian journal of radiology 0
hashem sharifian tehran university of medical sciences, amira’alam hospital, tehran, iran; md, tehran university of medical sciences, amira’alam hospital, tehran, iran

dependency of clinicians and surgeons on imaging studies for primary evaluation of patients and also for follow up of them, significantly increased in recent years, parallel to advances in imaging methods and new imaging modalities. regarding to these tips, it is important that we can use new concepts in conducting imaging to fulfill new requirements of clinicians and then provide sufficient da...

Journal: :رادار 0
نرگس زرنقی نقش ایاز قربانی حمیدرضا امین داور

in ultra-wideband (uwb) multistatic microwave breast cancer imaging, the long imaging time is an important issue. in this paper, a novel imaging method for multistatic uwb radarbased microwave breast cancer imaging using sparse sampling has been proposed that significantly reduces the amount of data and imaging time. in this method, instead of measuring multistatic radar signals conventionally,...

جوهری دها, فریبا, افتخاری, محمد, رجبی, حسین, طالشی آهنگری, هادی,

Background and purpose: Imaging which is used in nuclear medicine is done using emit gamma rays whereas therapy in nuclear medicine is performed by applying radionuclide’s which emit beta radiation. Using Bremsstrahlung is a new field which is recently introduced in imaging. In the Bremsstrahlung imaging, collimator design should not be based on energy peak and whole energy spectrum should be c...

Journal: :iranian journal of radiology 0
alireza rajaei department of rheumatology, loghman e hakim hospital, shahid beheshti university of medical sciences, tehran, iran pooneh dehghan department of imaging, research development center, taleghani hospital, shahid beheshti university of medical sciences, tehran, iran; department of imaging, research development center, taleghani hospital, shahid beheshti university of medical sciences, tehran, iran. tel: +98-9123130026 saideh ariannia department of rheumatology, loghman e hakim hospital, shahid beheshti university of medical sciences, tehran, iran arman ahmadzadeh department of rheumatology, loghman e hakim hospital, shahid beheshti university of medical sciences, tehran, iran madjid shakiba advanced diagnostic and interventional radiology research center (adir), tehran university of medical sciences, tehran, iran kourosh sheibani clinical research and development center, imam hossein medical center, shahid beheshti university of medical sciences, tehran, iran

patients and methods in this cross-sectional study, we evaluated all patients referred to a single rheumatology clinic for bone mineral density measurements from 2009 to 2010. all patients who had bone mineral density measurements taken from the hip, lumbar spine, forearm, and whole body were enrolled in the study. standard bone mineral density measurements were performed using a dual energy x-...

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: :international journal of endocrinology and metabolism 0
santosh kumar gupta department of nuclear medicine, all india institute of medical sciences, india +91-1126593530, [email protected]; department of nuclear medicine, all india institute of medical sciences, india +91-1126593530, [email protected] suhas singla department of nuclear medicine, all india institute of medical sciences, india +91-1126593530, [email protected] nishikant a damle department of nuclear medicine, all india institute of medical sciences, india +91-1126593530, [email protected] krishankant agarwal department of nuclear medicine, all india institute of medical sciences, india +91-1126593530, [email protected] chandersekhar bal department of nuclear medicine, all india institute of medical sciences, india +91-1126593530, [email protected]

abstract men-i is a rare genetic disorder classically characterized by a predisposition to tumors of the parathyroid glands, anterior pituitary gland, and pancreatic islet cells. we present a case of men-i syndrome diagnosed using predominantly nuclear medicine imaging followed by radionuclide therapy, thus emphasizing the role of nuclear imaging in diagnosing and treating men-i.

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