43 research outputs found

    Fibroadenoma of the breast with florid epithelial cells hyperplasia: a case report

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    Fibroadenoma is a benign biphasic tumor of the breast, composed of an epithelial and a stroma component. Fibroadenoma with epithelial cells hyperplasia may contribute to the higher risk of breast cancer, especially for florid and atypical hyperplasia. The distinction between fibroadenoma with florid epithelial cells hyperplasia, in-situ carcinoma and invasive duct carcinoma of the breast ban be difficult morphologically. To solve the problem, immunohistochemical staining with specific andibodies will be helpfull in distinguishing usual duct hyperplasia from ductal carcinoma in situ. A case of fibroadenoma with florid epithelial cells hyperplasia has been reported. Morphologically, this tumor is difficult to be differentiated from ductal carcinoma. Immunohistochemical staining with High molecular weight cytokeratins 34BE12, Smooth Muscle Actin (SMA),E-cadherin could be used to determine the diagnosis of this tumor

    Breast MR imaging in women at increased lifetime risk of breast cancer: clinical system for computerized assessment of breast lesions initial results.

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    Item does not contain fulltextThe authors developed a clinical system for computerized delineation, rating, and classification of breast lesions depicted in contrast material-enhanced magnetic resonance images obtained in women with increased lifetime risk of breast cancer. Initial results showed negative predictive values above 98% at 50% positive predictive value with negligible interoperator differences. The system demonstrated potential to help exclude malignancy with high confidence and reproducibility with a positive predictive value that is acceptable in screening

    [Diagnostics in clinically occult, radiologically suspect breast lesions more often surgery than needle diagnostics with image monitoring]

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    OBJECTIVE: To inventory the diagnostic methods used in patients with clinically occult, radiologically suspect breast lesions. DESIGN: Enquiry. METHOD: The departments of radiology of all Dutch hospitals were sent a list in January 2000 containing questions concerning the number of thread localizations in 1999 and the use of cytological or histological needle diagnostics with image monitoring prior to surgical intervention in clinically occult, radiologically suspect breast lesions. Of the 120 questionnaires mailed, 74 (62%) were completed and returned by clinics throughout the country. RESULTS: Fifty-one of the 74 hospitals (69%) had prior to operation carried out histological or cytological examinations and in these 51 hospitals this was done in 1743 of the 2857 lesions (61%): fine-needle aspiration cytology was performed in 1046 (/1743 = 60%; /4140 lesions in all 74 hospitals = 25%) and/or histological needle biopsy in 784 (45%; /4140 = 19%). CONCLUSION: In less than half of all non-palpable breast abnormalities non-surgical methods of diagnosis are used, histological needle biopsy less often than fine needle aspiration cytology
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