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Atypical Ductal Hyperplasia Presenting as Pseudomicrocalcifications
A 53-year-old white female on mammography had "suspicious" microcalcifications. Upon excision, these turned out to be pseudomicrocalcifications created by the intraductal cellular proliferations of atypical ductal hyperplasia so dense as to create radiodensities.
Helena R. Chang+2 more
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Survivin Expression in Atypical Adenomatous Hyperplasia of the Lung [PDF]
Few studies have investigated apoptosis-related factors in atypical adenomatous hyperplasia (AAH) and nonmucinous bronchioloalveolar carcinoma. We studied the expression of survivin, bcl-2, and p53 in 29 AAH lesions (low-grade, 11; high-grade, 18) and 40 nonmucinous BACs using immunohistochemical analysis and of survivin messenger RNA in 6 nonmucinous ...
Makio Mukai+5 more
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Atypical hyperplasia of the breast. [PDF]
Reimers LL, Crew KD, Terry MB.
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Monoclonality of Atypical Adenomatous Hyperplasia of the Lung [PDF]
Atypical adenomatous hyperplasia (AAH) of the lung has been postulated as a possible precursor lesion of bronchioloalveolar carcinoma (BAC). The clonality of AAHs from seven female patients was analyzed to determine whether AAH is a monoclonal expansion. All AAHs were identified in lungs surgically resected for BAC.
Seiji Niho+5 more
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Atypical focal nodular hyperplasia of the liver [PDF]
Focal nodular hyperplasia, a benign hepatic tumor, is usually asymptomatic. However, rarely the entity can cause symptoms, mandating intervention.We present a case of focal nodular hyperplasia of the liver, which caused a considerable diagnostic dilemma due to its atypical presentation.A 29-year-old woman presented with a 15-year history of a ...
Khan, Muhammad Rizwan+3 more
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Atypical presentation of focal nodular hyperplasia
A 27-year-old man, previously healthy, had an enlarging liver mass incidentally noted at a health check-up 6 months earlier. There were no known risk factors for hepatocellular carcinoma. The hepatic tumour seen on magnetic resonance imaging had characteristics of high T2 and low T1 signals, early hyper-enhancement and mild delayed enhancement, which ...
Cheng-Maw Ho, Po-Huang Lee
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Molecular profile of atypical hyperplasia of the breast [PDF]
Atypical ductal and atypical lobular hyperplasia (AH) of the breast are important proliferative lesions which are associated with a significantly increased risk for breast cancer. The breast cancer which develops in association with AH may occur synchronously, representing local progression, or metachronously at a later date in either the ipsilateral ...
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An update on the management of breast atypical ductal hyperplasia [PDF]
Among lesions with uncertain malignant potential found at percutaneous breast biopsy, atypical ductal hyperplasia (ADH) carries both the highest risk of underestimation and the closest and most pathologist-dependent differential diagnosis with ductal carcinoma in situ (DCIS), matching the latter’s features save for size only. ADH is therefore routinely
Schiaffino, Simone+2 more
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CT Findings of Atypical Adenomatous Hyperplasia in the Lung [PDF]
The aim of this study was to analyze the computed tomographic (CT) findings of atypical adenomatous hyperplasia (AAH) in the lung.The CT findings of AAHs in eight patients were retrospectively reviewed. The CT findings of each AAH lesion were evaluated for multiplicity, location, shape, size and internal density of the lesion, the interface between the
Doo Hyun Chung+6 more
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Atypical epithelial hyperplasia of the breast: state of the art [PDF]
Atypical epithelial hyperplasia (AEH) of the breast is considered benign histological lesions with breast cancer risk. This review focuses on clinical signification and management of AEH that remains controversial.A review of published studies was performed using medline database. In this review, we fully describe the current evidence available.
Dion, L.+7 more
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