نتایج جستجو برای: axillary nodal yield
تعداد نتایج: 224008 فیلتر نتایج به سال:
Ahlgren, J. 2002. Studies on prediction of axillary lymph node status in invasive breast cancer. Acta Universitatis Upsaliensis. Comprehensive Summaries of Uppsala Dissertations from the Faculty of Medicine 1116. 63pp. Uppsala. ISBN 91-554-5221-3. Breast cancer is the most common malignancy among females in Sweden. Axillary lymph-node dissection is a standard procedure in the management of brea...
Most cancer centers now perform sentinel node (SN) biopsies. The limited number of SNs sampled compared with an axillary dissection has allowed more comprehensive lymph node analysis resulting in increased detection of micrometastases. Many node-negative cases are now reclassified as micrometastatic. Recent research on SN biopsy focuses on whether axillary dissection is always necessary when th...
The potential for breast cancer to present with lymphatic metastases, has instilled anxiety when women present with axillary masses. We discuss a simple and reliable clinical sign that can help clinicians to distinguish between axillary nodal metastases and accessory axillary breast tissue. Awareness and recognition of the "V-sign" can allay anxiety in women with accessary axillary breast tissu...
Background: The purpose of this study was to evaluate nodal irradiation with conventional three-field's technique. Materials and Methods: Fifty patients with breast cancer were enrolled in this study. Computed tomography scans in the supine treatment position were imported into a treatment planning system. Levels I-III axillary and supraclavicular nodes were identified and their depths to the a...
BACKGROUND Axillary lymph node involvement in primary breast cancer is one of its most important prognostic features. Thus any factors that may predict axillary lymph node involvement in this setting could be potentially helpful in treatment planning and other interventions. OBJECTIVE The objective of this study was to evaluate clinical, pathological and immuno-histochemical markers in univar...
PURPOSE Several studies have shown that estrogen receptor (ER) and progesterone receptor (PR) expression and human epidermal growth factor receptor 2 (HER2) expression may vary during tumoral progression. We aimed to describe and compare ER, PR, and HER2 expressions in primary breast tumors and synchronic axillary nodal metastases, and evaluate phenotypic correlations between them. METHODS Pa...
BACKGROUND Prone positioning for breast radiotherapy is preferable when the aim is a reduction of the dose to the ipsilateral lung or the heart in certain left-sided cases. MATERIALS AND METHODS In 100 breast cancer cases awaiting postoperative whole-breast radiotherapy, conformal radiotherapy plans were prospectively generated in both prone and supine positions. The axillary nodal region (le...
A negative sentinel lymph node (SLN) biopsy spares many breast cancer patients the complications associated with lymph node irradiation or additional surgery. However, patients at high risk for nodal involvement based on clinical characteristics may remain at unacceptably high risk of axillary disease even after a negative SLN biopsy result. A Bayesian nomogram was designed to combine the proba...
BACKGROUND Sentinel node biopsy predicts accurate pathological nodal staging. The survival of node-negative breast cancer patients should be evaluated between the patients treated with sentinel node biopsy alone and those treated with axillary lymph node dissection. METHODS Ninety-seven patients with negative axillary nodes underwent sentinel node biopsy immediately followed by axillary lymph...
background : the axillary lymph node stage is one of the single most important determinants in the prognosis of breast cancer patients. the disadvantages of the two previous methods used for evaluating axillary node metastasis, i.e., axillary lymph node dissection and sentinel lymph node biopsy, have directed researchers to investigate new techniques for this purpose. the aim of the current stu...
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