نتایج جستجو برای: ductal carcinoma in situ

تعداد نتایج: 17049060  

Background: Breast cancer is one of the most common women’s cancers, and the number of cases is increasing worldwide. Objective: The current study compared invasive lobular carcinoma (ILC) and invasive ductal carcinoma with regard to the prevalence of estrogen receptor (ER), progesterone receptor (PR), and age prevalence. Methods: T...

2016
Yukiko Okamura Nobuko Yoshizawa Masaru Yamaguchi Ikuo Kashiwakura

The present study aimed to investigate the possibility of using dual-energy computed tomography (CT) before therapy to discriminate between normal breast tissue and tumor tissue in patients with breast cancer, without the need to use a contrast medium. The following patient data were extracted by interview and from the hospital’s radiology information system: height, weight, age, menstrual cycl...

Journal: :Translational oncology 2012
Carolina Sens-Abuázar Elisa Napolitano E Ferreira Cynthia Aparecida Bueno Toledo Osório Ana Cristina Victorino Krepischi Tatiana Iervolino Ricca Nadia Pereira Castro Isabela Werneck da Cunha Maria do Socorro Maciel Carla Rosenberg Maria Mitzi Brentani Fernando Augusto Soares Rafael Malagoli Rocha Dirce Maria Carraro

Alterations in the gene expression profile in epithelial cells during breast ductal carcinoma (DC) progression have been shown to occur mainly between pure ductal carcinoma in situ (DCIS) to the in situ component of a lesion with coexisting invasive ductal carcinoma (DCIS-IDC) implying that the molecular program for invasion is already established in the preinvasive lesion. For assessing early ...

Journal: :Breast care 2010
Thorsten Kühn

Ductal carcinoma is situ (DCIS) is the fastest growing subtype of breast cancer, mainly because of improved screening activities. In contrast to invasive disease, DCIS is a local process with excellent survival rates. Current treatment strategies include surgery, radiotherapy (RT) and anti-hormonal treatment. The selection of an individual risk-adapted therapeutic approach remains controversial...

2008
Seth Shumate Magda El-Shenawee

Breast cancer, when found in its early stages, is a manageable disease. When detected, biopsied, and diagnosed, lesions such as ductal carcinoma in-situ (DCIS) or invasive ductal carcinoma (IDC) are promptly removed. Consequently, the natural history of DCIS and IDC in-vivo is not well known. DCIS manifests itself with various distinctive patterns and pathologies. In order to study the growth d...

Journal: :African journal of reproductive health 2011
A M Dauda M A Misauno E O Ojo

This was a retrospective analysis of all consecutive breast cancer specimens submitted to the Pathology Department Of Federal Medical Centre, Gombe which renders histopathology services to four states in the North Eastern region of Nigeria. A total of 172 cases of malignant breast tumours were recorded during the 7 years under review. Out of the 172 cases of breast cancers analysed, 7 (4%) were...

Journal: :International Seminars in Surgical Oncology : ISSO 2009
Sami Akbulut Ilker Arer Alper Kocbiyik Mahmut Can Yağmurdur Hamdi Karakayalı Mehmet Haberal

BACKGROUND This retrospective study analysed the epidemiological, clinical, and therapeutic profiles of breast cancer in males. METHODS We report our experience at the Hospital of the University of Baskent, where 20 cases of male breast cancer were observed and treated between 1995-2008. RESULTS Median age at presentation was 66,7 +/- 10,9 years. Average follow-up was 63 +/- 18,5 months. Th...

Journal: :Radiology 2007
Jennifer A Harvey

Invasive ductal carcinoma and ductal carcinoma in situ account for about 85% of breast cancers. Unusual breast neoplasms may be broadly divided into invasive lobular carcinoma, well-differentiated subtypes of invasive ductal carcinoma, cancers of stromal origin, and metastatic neoplasms. Clues are often present in imaging characteristics, patient demographics, and/or clinical features that may ...

Journal: :Cancer research 2003
Karolina Helczynska Asa Kronblad Annika Jögi Elise Nilsson Siv Beckman Göran Landberg Sven Påhlman

In cultured neuroblastoma cells, hypoxia induces a dedifferentiated phenotype. We tested whether hypoxia-induced dedifferentiation also occurs in vivo in mammary ductal carcinoma in situ with its well-defined lesions and distinct areas of necrosis. Ductal carcinoma in situ cells surrounding the central necrosis have high hypoxia inducible factor-1alpha protein levels, down-regulated estrogen re...

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