نتایج جستجو برای: transrectal ultrasound

تعداد نتایج: 109720  

2015
Farsad Imani Yasaman Moghaddam Reza Shariat Moharari Farhad Etezadi Mohammad Reza Khajavi Seyed Reza Hosseini

BACKGROUND TRUS-guided needle biopsy of the prostate gland is the current standard method used for diagnosis of prostate cancer. Pain control during this procedure is through the use of i.v. sedation or local anaesthetic (LA), depending on clinician preference. OBJECTIVES The aim of this study was to evaluate the effectiveness of intrarectal lidocaine, lidocaine-diltiazem and lidocaine-meperi...

Journal: :The Journal of urology 2015
Dima Raskolnikov Arvin K George Soroush Rais-Bahrami Baris Turkbey M Minhaj Siddiqui Nabeel A Shakir Chinonyerem Okoro Jason T Rothwax Annerleim Walton-Diaz Sandeep Sankineni Daniel Su Lambros Stamatakis Maria J Merino Peter L Choyke Bradford J Wood Peter A Pinto

PURPOSE Magnetic resonance imaging detects extracapsular extension by prostate cancer with excellent specificity but low sensitivity. This limits surgical planning, which could be modified to account for focal extracapsular extension with image directed guidance for wider excision. In this study we evaluate the performance of multiparametric magnetic resonance imaging in extracapsular extension...

2016
Jurgen J. Fütterer

Article history: Received 13 April 2016 Accepted 13 April 2016 Available online 16 April 2016 Gleason score of tumors found with transrectal ultrasound compared to radical prostatectomy (ranging from 30 to 50%, depending on initial Gleason score) (Pinthus et al., 2006; Corcoran et al., 2011). This highresolution technique may further improve lesion characterization and ultimately be used to per...

Journal: :Archivos espanoles de urologia 2002
Steven G Roberts Jose M Garcia Mediero Joseph W Segura José Antonio Rivas Jesús García Alonso

OBJECTIVE Herein we report an additional case of a seminal vesicle cyst with ipsilateral renal agenesis and ectopic ureter in an asymptomatic individual with a normal examination. METHODS We review the literature on retrovesical mas regarding the embryology, evaluation, management and treatment.. RESULTS/CONCLUSIONS Seminal vesicle cysts with ipsilateral renal agenesis and ectopic ureter m...

2002
Paul M. Fricke G. Cliff Lamb O. J. Ginther

Introduction O. J. Ginther stated: “gray-scale diagnostic ultrasonography is the most profound technological advance in the field of large animal research and clinical reproduction since the introduction of transrectal palpation and radioimmunoassay of circulating hormones.” (Ginther, 1986). It is hard to imagine that many discoveries and procedures related to ovarian, uterine and fetal functio...

Journal: :Medical image computing and computer-assisted intervention : MICCAI ... International Conference on Medical Image Computing and Computer-Assisted Intervention 2010
Pingkun Yan Jochen Kruecker

Automatic delineation of the prostate boundary in transrectal ultrasound (TRUS) can play a key role in image-guided prostate intervention. However, it is a very challenging task for several reasons, especially due to the large variation of the prostate shape from the base to the apex. To deal with the problem, a new method for incrementally learning the patient-specific local shape statistics i...

2014
Cecile Poquet Marie-Aude Vitrani Pierre Mozer Guillaume Morel

Prostate biopsy is the only examination that enables urologists to diagnose prostate cancer. It consists in taking off samples of the gland using a biopsy needle that slides in a needle-guide rigidly attached to a transrectal ultrasound probe. In clinical routine twelve systematic biopsies are distributed in the prostate volume and additional targeted samples can be taken in a given zone of int...

Journal: :Medical principles and practice : international journal of the Kuwait University, Health Science Centre 2011
Arun Narayanaswamy Fawzi Abul T C Mathew

OBJECTIVE To determine the detection rate and clinical pattern of prostate cancer in Kuwait. SUBJECTS AND METHODS One hundred and fifty-three males suspected of having prostate cancer based on elevation of prostate-specific antigen (PSA) of more than 4 ng/ml underwent transrectal-ultrasound (TRUS)-guided needle biopsy of the prostate between January 2003 and January 2008; these formed the stu...

2015
Chan Kyo Kim

Systemic transrectal ultrasound-guided biopsy (TRUSBx) is the standard procedure for diagnosing prostate cancer (PCa), but reveals a limited accuracy for the detection of cancer. Currently, multiparametric MR imaging (mp-MRI) is increasingly regarded as a promising method to detect PCa with an excellent positive predictive value. The use of mp-MRI during a MRI-guided biopsy (MRGB) procedure imp...

2016
Anna Fábián Renáta Bor Klaudia Farkas Anita Bálint Ágnes Milassin Mariann Rutka László Tiszlavicz Tibor Wittmann Ferenc Nagy Tamás Molnár Zoltán Szepes

Background. Rectal tumour management depends highly on locoregional extension. Rectal endoscopic ultrasound (ERUS) is a good alternative to computed tomography and magnetic resonance imaging. However, in Hungary only a small amount of rectal tumours is examined with ERUS. Methods. Our retrospective study (2006-2012) evaluates the diagnostic accuracy of ERUS and compares the results, the first d...

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