نتایج جستجو برای: carcinoma in situ

تعداد نتایج: 17047311  

2016
Guanghui Zhu Xueli Zhang Zhiqiang Tang Zhanhai Tan Jianrong Chen Yuanzhou Shan

BACKGROUND Transareola single-site laparoendoscopic thyroidectomy (TASSET) is a rapidly advancing minimally invasive procedure. The purpose of this study was to evaluate the learning curve for TASSET. SUBJECTS AND METHODS Forty-five consecutive patients were prospectively divided into group 1 (initial phase), group 2 (intermediate phase), and group 3 (advanced phase) according to their surgic...

2017
Jinkai Teo Anja Mirenska Meihui Tan Yifang Lee Janice Oh Lewis Z Hong Richard Wnek Yoon-Sim Yap Shian-Jiun Shih Ali Asgar S Bhagat Chih-Liang Chin David AG Skibinski

Aim Expression of PD-L1 in the tumor is associated with more favorable responses to anti-PD-1 therapy in multiple cancers. However, obtaining tumor biopsies for PD-L1 interrogation is an invasive procedure and challenging to assess repeatedly as the disease progresses. Materials & methods Here we assess an alternative, minimally invasive approach to analyze blood samples for circulating tumor...

2012
Esther Bastiaannet Willemien van de Water Rudi G. J. Westendorp Maryska L. G. Janssen-Heijnen Cornelis J. H. van de Velde Anton J. M. de Craen Gerrit-Jan Liefers

Background. The incidence of ductal carcinoma in situ (DCIS) has increased at a fast rate.The aim of this study was to assess the incidence and treatment in the Netherlands and estimate the excess mortality risk of DCIS. Methods. From the Netherlands Cancer Registry, adult female patients (diagnosed 1997-2005) with DCIS were selected. Treatment was described according to age. Relative mortality...

2013
Catriona Devine Carol-Ann Courtney Rahul Deb Amit Agrawal

BACKGROUND Lobular carcinoma in accessory breast tissue is a rare occurrence. We present such a case in a 61-year-old woman. CASE PRESENTATION A skin nodule in the axillary skin on excision biopsy revealed invasive lobular carcinoma. CONCLUSIONS Carcinoma in accessory breast tissue is uncommon especially invasive lobular type. A high index of suspicion may avoid late diagnosis.

Journal: :Chest 1990
R W Snyder H S Mishel G C Christensen

Squamous cell carcinoma in situ of the bronchus is a rare disorder in an isolated clinical setting. We present a case of carcinoma in situ located on the carina with excisional biopsy via a fiberoptic bronchoscope and no recurrence after five years. To our knowledge, this represents the only case of carcinoma in situ treated solely with excisional biopsy. This case further emphasizes the import...

Journal: :Clinical imaging 2016
Nicole Berger Sibylle Dubach Schwizer Zsuzsanna Varga Christoph Rageth Thomas Frauenfelder Andreas Boss

OBJECTIVES The objective was to determine if digital tomosynthesis of the breast (DBT) assesses the extension of ductal carcinoma in situ (DCIS) with higher precision than mammography (MG). MATERIAL AND METHODS The local ethics committee approved this retrospective study including 26 patients with DCIS, which were rated by three radiologists. Statistics were performed using intraclass correla...

2016

Breast carcinoma; Modiied Radical Mastectomy; Ductal carcinoma; Medullary features; Lobular; Mucinous. Background: Carcinoma of breast has become the major public health problem among females in developing as well as developed countries. In Nepal it comprises 6% of total cancers cases and often diagnosed at advanced stage. Surgical removal or modiied radical mastectomy (MRM) is the most commonl...

2003
C. Ortiz de Solórzano K. Chin J. W. Gray S. J. Lockett

Genomic instability is a hallmark of breast and other solid cancers. Presumably caused by critical telomere reduction, GI is responsible for providing the genetic diversity required in the multi-step progression of the disease. We have used multicolor fluorescence in situ hybridization and 3D image analysis to quantify genomic instability cell-by-cell in thick, intact tissue sections of normal ...

Journal: :Hong Kong medical journal = Xianggang yi xue za zhi 2005
C Chen M C M Chan W K Hung H S Lam A W C Yip

OBJECTIVE A review of wire-guided excision of abnormal lesions viewed on screening mammography. DESIGN. Retrospective review. SETTING Regional hospital, Hong Kong. PATIENTS Patients who underwent wire-guided excision of abnormalities visualised on screening mammography between 1999 and 2002. INTERVENTION Wire-guided excision. MAIN OUTCOME MEASURES Biopsy rate and positive biopsy rate. ...

Journal: :Endocrine pathology 2001
C S Heffess L D Thompson

Infiltration of the capsule, vascular invasion, and/or neoplastic extension into the adjacent parenchyma are regarded as prerequisites for the diagnosis of follicular carcinoma. In modern practice, most of these tumors fall into the category of follicular carcinoma, minimally invasive (FCMI) characterized by evidence of limited capsular or vascular invasion with an excellent long-term prognosis...

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