نتایج جستجو برای: breast ultrasound
تعداد نتایج: 351952 فیلتر نتایج به سال:
the major controversies in breast imaging, though the most important goal of breast ultrasound is to avoid unnecessary surgery. Many reports describing the findings of ultrasound have stated that most solid breast lesions have the characteristics of both benign and malignant m a s s e s ( 1-4). Approximately 10-17% of malignancies have well circumscribed margins(5,6), whereas some benign lesion...
We have read with interest the publication by Medina Fernández et al. about resection margins in conservative surgery for breast cancer. The paper is a synopsis of the problem posed in conservative breast surgery and the presence of positive margins in between 20 and 40% of surgical specimens that are removed. This confirms that our objective should be to achieve free resection margins and abse...
CONTEXT Current recommendations for women who have a BRCA1 or BRCA2 mutation are to undergo breast surveillance from age 25 years onward with mammography annually and clinical breast examination (CBE) every 6 months; however, many tumors are detected at a relatively advanced stage. Magnetic resonance imaging (MRI) and ultrasound may improve the ability to detect breast cancer at an early stage....
PURPOSE To report the treatment effect of interstitial brachytherapy for chest wall locoregional recurrence of breast cancer. MATERIAL AND METHODS This 44-year-old female presented with chest wall recurrence seven years after modified radical mastectomy for stage II breast cancer. Despite external beam radiation and chemotherapy, the lesion expanded as 5.3 × 5.1 × 3.0 cm(3), and 8.0 × 5.1 × 4...
Introduction: Transient cavitations induced by low frequency irradiation of ultrasound can be used to treat tumors. Previous studies in in-vitro experiments have shown that induced cavitation by dual or multiple frequencies of ultrasound is greater than induced cavitation by single frequency irradiation. In this study, we compared and evaluated the treatment effects of dual frequency irradiatio...
Address for correspondence: Anca Ciurea Radiology Departament Emergency County Hospital 1-3 Clinicilor str 400006, Cluj-Napoca, Romania e-mail: [email protected] Abstract Circumscribed breast masses prezent, frequently a typical ultrasound appearance, with no diffi culties in establishing the correct diagnosis. Sometimes, these lesions may have a complex appearance and an ultrasound atypic...
Background: There is little literature comparing intraoperative ultrasound (IOUS) with radio-guided occult lesions localization (ROLL) in nonpalpable invasive tumors breast conserving surgery (BCS). a need to compare these two methods terms of safety and efficacy.
up to 19% of breast malignancies may be missed by conventional imaging techniques, especially when they are concurrent or co-located with other benign lesions. however, more sensitive techniques, such as magnetic resonance imaging (mri), are often too expensive for routine use in developing countries. contrast-enhanced, dual-energy digital mammography (cesm) is a recently introduced imaging mod...
Imaging Viscoelasticity in Hydropolymers and Breast Tissue with Ultrasound
To the Editor: Large palpable breast masses in young patients can be attributed incorrectly to asymmetric breast development. Significant breast pathology is often overlooked, given the low numbers of breast masses seen in adolescents and young adults. Today, ultrasound is the primary modality used for evaluating young patients with palpable lumps. If any sonographic findings are suspicious, th...
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