نتایج جستجو برای: biopsy of prostate

تعداد نتایج: 21188496  

Journal: :Turkish journal of urology 2013
Ozan Efesoy Murat Bozlu Selahittin Çayan Erdem Akbay

OBJECTIVE Currently, transrectal ultrasound-guided (TRUS) systematic prostate biopsy is the standard procedure in the diagnosis of prostate cancer. Although TRUS-guided prostate biopsy is a safe method, it is an invasive procedure that is not free from complications. In this prospective study we evaluated the complications of a TRUS-guided 12-core prostate biopsy. MATERIAL AND METHODS The stu...

2017
Terence Farrell Peter Beddy

Prostate cancer is the most common cancer in men, with a one in eight lifetime risk and 46,690 new cases diagnosed in the UK in 2014. Between 1979 and 2011 the incidence of prostate cancer in the UK has increased by 155%. The introduction of PSA testing and systematic transrectal ultrasound (TRUS) biopsies is responsible for a significant proportion of these new diagnoses. Over the same period ...

2011
Orhan Koca Selahattin Çalışkan Metin İshak Öztürk Mustafa Güneş M. Ihsan Karaman

PURPOSE In clinical practice, atypical small acinar proliferation (ASAP) and high-grade prostatic intraepithelial neoplasia (HGPIN) are two common findings on prostate biopsies. Knowing the frequency of a prostate cancer diagnosis on repeat biopsies would aid primary treating physicians regarding their decisions in suspicious cases. MATERIALS AND METHODS One hundred forty-three patients in wh...

2012
Hyung-Sang Kim Chang-Yong Lee Dong-Hun Lim Chul-Sung Kim Seung Baik

PURPOSE To identify the prostate cancer detection rate on the patients who had second prostate biopsy out of the patients who were reported negative in their first biopsy. MATERIALS AND METHODS From July 2006 to February 2012, prostate biopsy was performed on 843 patients with over 4 ng/ml and on 618 biopsy negative patients PSA was performed from between 6 months and 9 months after biopsy. O...

Journal: :Prostate cancer imaging : image analysis and image-guided interventions : international workshop held in conjunction with MICCAI 2011, Toronto, Canada, September 22, 2011 : proceedings 2011
Baowei Fei Viraj Master Peter Nieh Hamed Akbari Xiaofeng Yang Aaron Fenster David M. Schuster

Prostate cancer affects 1 in 6 men in the USA. Systematic transrectal ultrasound (TRUS)-guided biopsy is the standard method for a definitive diagnosis of prostate cancer. However, this "blind" biopsy approach can miss at least 20% of prostate cancers. In this study, we are developing a PET/CT directed, 3D ultrasound image-guided biopsy system for improved detection of prostate cancer. In order...

Journal: :Asian journal of andrology 2009
Giovanni Saredi Maria Chiara Sighinolfi Francesco Fidanza Stefano De Stefani Salvatore Micali Paterlini Maurizio Roberto D'Amico Giampaolo Bianchi

Transperineal prostate biopsy is a procedure that can be used to obtain histological samples from the prostate. To improve both the quality of the biopsy core samples and prostate cancer detection, we are currently performing a prospective, randomized trial comparing prostate biopsy samples obtained using an 18 G-needle to those obtained using a 16 G needle. The aim of this preliminary study wa...

Journal: :Urology journal 2012
Byung Il Yoon Tae Seung Shin Hyuk Jin Cho Sung-Hoo Hong Ji Youl Lee Tae-Kon Hwang Sae Woong Kim

PURPOSE To evaluate the effectiveness of 2 more core prostate biopsy protocol in detecting the prostate cancer (PCa) by comparing 10-core prostate biopsy with 12-core according to the prostate-specific antigen (PSA) level and the prostate volume. MATERIALS AND METHODS A total of 474 men with elevated serum levels of PSA between 2.5 and 20.0 ng/mL, regardless of abnormal finding on digital rec...

تقوی, رحیم, عاملی, مجتبی, مهدوی, رضا, شکیبا, بهنام , غلامی مهتاج, لیلا ,

 Background: In recent years the use of Prostate Specific Antigen test (PSA) has reduced the mortality rate of prostate cancer. Certain factors by affecting the levels of PSA, decrease or increase prostate cancer detection. Some studies suggest the effect of body weight and Body Mass Index (BMI) on PSA, while some others are contrary to the opinion mentioned.. Hence, in this study we ex...

2013
Kyung Kgi Park Mun Su Chung Soo Yoon Chung Joo Hee Kim Byung Ha Chung

PURPOSE To evaluate the effectiveness of digital rectal-compression immediately after transrectal prostate biopsy (P-bx) for improving the accuracy of prostate cancer (PCa) staging. MATERIALS AND METHODS Between July 2008 and June 2010, 94 consecutive patients who had a radical prostatectomy were included in our retrospective analysis. The exclusion criteria included a history of previous P-b...

Journal: :Diagnostic and interventional radiology 2017
Ian G Murphy Elaine NiMhurchu Robert G Gibney Colm J McMahon

PURPOSE We aimed to evaluate the efficacy of magnetic resonance imaging (MRI)-directed cognitive fusion transrectal ultrasonography (TRUS)-guided anterior prostate biopsy for diagnosis of anterior prostate tumors and to illustrate this technique. METHODS A total of 39 patients with previous negative TRUS biopsy, but high clinical suspicion of occult prostate cancer, prospectively underwent pr...

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