نتایج جستجو برای: fine needle biopsy

تعداد نتایج: 222287  

2006
William H. Wolberg W. Nick Street Olvi L. Mangasarian

The goal of this work is to determine the accuracy of computer-based image analysis in diagnosing breast fine-needle aspirates (FNA). On 192 FNAs, the computerbased diagnostic accuracy was 97.9%. This is consistent with the 97.5% accuracy projected by machine learning methods during the initial training in 1994 with 569 FNAs. One of the attributes of this system is the rendering of a value that...

2018
Atsuhiko Ota Hiroshi Yatsuya Nobuo Nishi Nagako Okuda Takayoshi Ohkubo Takehito Hayakawa Aya Kadota Akira Okayama Katsuyuki Miura

BACKGROUND The distributions of socioeconomic status (SES) factors have been changing in Japan. We examined the relationships among SES and self-rated health (SRH) in Japanese adults. METHODS We analyzed 1,178 men and 1,555 women. We showed the distribution of SRH by sex and age and examined cross-sectional relationships among educational attainment, marital/living statuses, working status, h...

2015
Young Hen Lee Jung Hwan Baek So Lyung Jung Jin Young Kwak Ji-hoon Kim Jung Hee Shin

Ultrasound (US)-guided fine needle aspiration (US-FNA) has played a crucial role in managing patients with thyroid nodules, owing to its safety and accuracy. However, even with US guidance, nondiagnostic sampling and infrequent complications still occur after FNA. Accordingly, the Task Force on US-FNA of the Korean Society of Thyroid Radiology has provided consensus recommendations for the US-F...

Journal: :Singapore medical journal 2005
B Chaiwun N Sukhamwang S Lekawanvijit K Sukapan S Rangdaeng M Muttarak P S Thorner

INTRODUCTION This study aims to correlate fine-needle aspiration specimens diagnosed as C3 (atypical, probably benign) and C4 (suspicious, probably malignant) with histology and mammography, and to evaluate these two cytology categories in terms of diagnostic usefulness and patient management. METHODS All fine-needle aspiration (FNA) specimens in categories C3 or C4 at the Maharaj Nakorn Chia...

2013
Kevin Webb Joo Ha Hwang

Subepithelial lesions are frequently encountered and remain a diagnostic challenge. Imaging of subepithelial lesions using endoscopic ultrasound (EUS) can be helpful in narrowing the differential diagnosis of the lesion; however, definitive diagnosis typically requires tissue. Many methods for acquiring tissue exist including EUS-guided fine needle aspiration, Trucut biopsy, and fine needle bio...

2014
Viroj Wiwanitkit

The recent report on fine needle aspiration was very interesting. Akhavan-Moghadam noted that “fine needle aspiration (FNA) is a useful atraumatic diagnostic technique with high diagnostic accuracy, which can provide a highly sensitive and low false positive diagnosis in patients with nonthyroidal masses” (1). It is interesting to discuss the diagnostic properties of FNA and its harmfulness. Ac...

Journal: :Diagnostic cytopathology 2008
Lester J Layfield Jacki Abrams Beatrix Cochand-Priollet Doug Evans Hossein Gharib Frank Greenspan Michael Henry Virginia LiVolsi Maria Merino Claire W Michael Helen Wang Samuel A Wells

The National Cancer Institute (NCI) sponsored the NCI Thyroid Fine Needle Aspiration (FNA) State of the Science Conference on October 22-23, 2007 in Bethesda, MD. The 2-day meeting was accompanied by a permanent informational Web site and several on-line discussion periods between May 1 and December 15, 2007 (http://thyroidfna.cancer.gov). This document addresses follow-up procedures and therap...

Journal: :Diagnostic cytopathology 2008
Armando C Filie Sylvia L Asa Kim R Geisinger Sanjay Logani Maria Merino Yuri E Nikiforov Douglas P Clark

The National Cancer Institute (NCI) sponsored the NCI Thyroid Fine Needle Aspiration (FNA) State of the Science Conference on October 22-23, 2007 in Bethesda, MD. The 2-day meeting was accompanied by a permanent informational website and several on-line discussion periods between May 1 and December 15, 2007 (http://thyroidfna.cancer.gov). This document summarizes matters regarding the utilizati...

2018
Eun Ji Jeong Sae Rom Chung Jung Hwan Baek Young Jun Choi Jae Kyun Kim Jeong Hyun Lee

BACKGROUND To compare pain, tolerability, and complications associated with fine needle aspiration (FNA) versus core needle biopsy (CNB). METHODS FNAs were performed using 23-gauge needles and CNBs were performed using 18-gauge double-action spring-activated needles in 100 patients for each procedure. Patients were asked to record a pain score using a 10-cm visual analog scale and procedure t...

Journal: :The Journal of clinical endocrinology and metabolism 2009
Yuri E Nikiforov David L Steward Toni M Robinson-Smith Bryan R Haugen Joshua P Klopper Zhaowen Zhu James A Fagin Mercedes Falciglia Katherine Weber Marina N Nikiforova

CONTEXT Thyroid nodules are common in adults, but only a small fraction of them are malignant. Fine-needle aspiration (FNA) with cytological evaluation is the most reliable tool for cancer diagnosis in thyroid nodules. However, 10-40% of nodules are diagnosed as indeterminate by cytology, making it difficult to optimally manage these patients. OBJECTIVE The aim of this study was to establish ...

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