نتایج جستجو برای: breast imaging

تعداد نتایج: 692338  

Journal: :iranian journal of radiology 0
thomas helbich department of radiology, division of molecular and gender imaging; medical university of vienna; department of radiology, division of molecular and gender imaging; medical university of vienna

mri of the breast has evolved as a non-invasive imaging modality and is ideally suited for several indications e.g. pre-operative staging and screening in women at increased risk for breast cancer. the widespread use opens also the discussion on over-diagnosis if only 20 - 30 out of 100 mri - guided breast biopsies lead to the diagnosis of breast cancer. thus mri based strategies are needed to ...

Iraj Khalkhali

Mammography remians the procedure of choice in screening asymptomatic women for breast cancer. However, in patients with symptoms, other types of imaging play an important role in the detection of malignancies. The high cost and lack of availability of PET and MRI largely precludes the use in this patient population. TI-201 is nbt the imaging agent of choice because of its wash-out and redistri...

Journal: :iranian journal of radiation research 0
mokhtari-dizadji department of medical physics, tarbiat modarres university, tehran, iran m. vahed m. gity

background: ultrasound propagation velocity was measured experimentally in normal, fibroadenoma and ductal carcinoma breast tissues, in order to distinguish normal breast tissue from tumors. materials and methods: in quantitative measurements of ultrasound velocity, 403 breast tissue images were selected, comprising 130 normal breast tissue, 130 fibroadenoma, and 143 ductal carcinoma tumors. th...

Journal: :iranian journal of nuclear medicine 1995
iraj khalkhali

mammography remians the procedure of choice in screening asymptomatic women for breast cancer. however, in patients with symptoms, other types of imaging play an important role in the detection of malignancies. the high cost and lack of availability of pet and mri largely precludes the use in this patient population. ti-201 is nbt the imaging agent of choice because of its wash-out and redistri...

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,...

Journal: :iranian journal of radiology 0
eun kyung park department of radiology, anam hospital, korea university college of medicine, seoul, korea kyu ran cho department of radiology, anam hospital, korea university college of medicine, seoul, korea; department of radiology, korea university college of medicine 73, inchon-ro, seongbuk-gu, seoul 02841, korea. tel: +82-29205578, fax: +82-29293796 bo kyoung seo department of radiology, ansan hospital, korea university college of medicine, gyeonggi-do, korea ok hee woo department of radiology, guro hospital, korea university college of medicine, seoul, korea sung bum cho department of radiology, anam hospital, korea university college of medicine, seoul, korea jeoung won bae department of surgery, anam hospital, korea university college of medicine, seoul, korea

results a low adc value was associated with lymph node metastasis (p < 0.01) and with high ki-67 protein levels (p = 0.03). there were no significant differences in the adc values among the histological grade (p = 0.48), molecular subtype (p = 0.51), tumor size (p = 0.46), and p53 protein level (p = 0.62). conclusion the pre-operative use of the 3.0 tesla dwi could provide information about the...

Journal: :iranian journal of radiology 0
mehrdad bakhshayeshkaram masih daneshvari hospital, pediatric respiratory diseases research center, tehran, iran; xauthoraffiliactionx farahnaz aghahosseini masih daneshvari hospital, sahid beheshti university of medical sciences, tehran, iran abtin doroudinia masih daneshvari hospital, chronic respiratory diseases research center, tehran, iran soheyla zahirifard mojtaba ansari maryam hassanzad

conclusions 18 f fdg pet/ct is a valuable imaging tool in initial and subsequent treatment strategy in patients with breast cancer by providing additional nodal and distant metastasis and may have the promising future potential to be as the imaging modality of choice for accurate assessment of disease extension in breast cancer in routine clinical practice. methods of a total 256 patients with ...

Hossein Ghayoumi zadeh Javad Haddadnia, Kazem Hassanpour Maryam Hashemian

Introduction This study is an effort to diagnose breast cancer by processing the quantitative and qualitative information obtained from medical infrared imaging. The medical infrared imaging is free from any harmful radiation and it is one of the best advantages of the proposed method. By analyzing this information, the best diagnostic parameters among the available parameters are selected and ...

Journal: :iranian journal of radiology 0
kyeong a choi department of radiology, st. vincent’s hospital, college of medicine, the catholic university of korea, seoul, republic of korea yeong yi an department of radiology, st. vincent’s hospital, college of medicine, the catholic university of korea, seoul, republic of korea; department of radiology, st. vincent’s hospital, college of medicine, the catholic university of korea, seoul, republic of korea. tel: +82-312498495, fax: +82-312475713

desmoid tumor of breast is a rare benign, locally aggressive tumor with a high recurrence rate. it has been associated with scar from previous breast surgery or trauma. especially in breast cancer patients with previous operation history, it may simulate recurrent breast cancer clinically and radiologically. we presented multimodality imaging findings (ultrasound, computed tomography, magnetic ...

Journal: :iranian journal of medical physics 0
javad haddadnia biomedical engineering department, hakim sabzevari university, center for research of advanced medical technologies, sabzevar university of medical sciences, sbzevar, iran

introduction this study is an effort to diagnose breast cancer by processing the quantitative and qualitative information obtained from medical infrared imaging. the medical infrared imaging is free from any harmful radiation and it is one of the best advantages of the proposed method. by analyzing this information, the best diagnostic parameters among the available parameters are selected and ...

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