نتایج جستجو برای: breast imaging
تعداد نتایج: 692338 فیلتر نتایج به سال:
normal 0 false false false en-us x-none ar-sa microsoftinternetexplorer4 background: ca 15.3 is elevated in most patients with distant metastatic breast cancer who had prognostic information. the present study was performed to estimate predictive ability of ca 15.3 in assessment of symptomatic metastasis in patients with breast cancer. materials and methods: during five years, 159 primary breas...
PURPOSE To explore the role and usefulness of preoperative breast magnetic resonance (MR) imaging in surgical planning and to determine whether routine use of preoperative breast MR imaging benefits patients. METHODS Searches were conducted to locate literature, specifically clinical studies, discussing the effect preoperative breast MR imaging has on altering surgical plans. Selected article...
although breast tuberculosis still remains rare, but in endemic countries should be in differential diagnosis of breast cancer and abscess. imaging modalities cannot distinguish between cancer and tuberculosis. acid fast bacilli stain; culture and pcr are helpful diagnostic methods but unfortunately are not very sensitive. negative results do not rule out this diagnosis, so it seems definite di...
a 75-year-old woman presented with six months history of progressing lagophthalmos and immobility of the left eye. magnetic resonance imaging (mri) of the orbit demonstrated infiltration of orbital fat and the extra-ocular muscles. we performed transverse blepharotomy of the left eyelid to correct lagophthalmos; and during surgery, we took a biopsy sample from levator muscle and orbital fat. af...
High social awareness of breast diseases and the rise in breast imaging facilities have led to an increase in the detection of even rare benign and malignant breast lesions. Breast lesions are associated with a broad spectrum of imaging characteristics, and each radiologic imaging technique reflects different characteristics of them. We aimed to increase familiarity of the radiologist with thes...
Objective: Preoperative prediction of breast volume is important in the planning of breast reconstructive surgery. In this study, we prospectively estimated the accuracy of measurement of breast volume using data from 2 routine modalities, mammography and magnetic resonance imaging, by comparison with volumes of mastectomy specimens. Methods: The subjects were 22 patients (24 breasts) who were ...
IMPORTANCE The association between regional norms of clinical practice and appropriateness of care is incompletely understood. Understanding regional patterns of care across diseases might optimize implementation of programs like Choosing Wisely, an ongoing campaign to decrease wasteful medical expenditures. OBJECTIVE To determine whether regional rates of inappropriate prostate and breast ca...
Background and purpose: Dual-energy mammography is a technique which is used to enhance the accuracy of breast cancer diagnosis especially in dense breasts. This study was conducted based on the simultaneous use of two contrast agents for automatic separation and also to evaluate their accuracy using dual-energy digital mammography. Materials and methods: A breast phantom was designed and b...
OBJECTIVE The purpose of this study was to determine the frequency and positive predictive value of biopsy performed on the basis of MR imaging findings in the contralateral breast in women with recently diagnosed breast cancer. MATERIALS AND METHODS We performed a retrospective review of records of 1336 consecutive breast MR imaging examinations over a 2-year period. Of these examinations, 2...
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