نتایج جستجو برای: guided biopsy

تعداد نتایج: 185155  

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 ...

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...

2017
Posy J Seifert Renee C Morgan David L Conover Andrea L Arieno

OBJECTIVE To evaluate our initial experience with a cone-beam breast computed tomography (BCT)-guided breast biopsy system for lesion retrieval in phantom studies for use with a cone-beam BCT imaging system. MATERIALS AND METHODS Under the Institutional Review Board approval, a phantom biopsy study was performed using a dedicated BCT-guided biopsy system. Fifteen biopsies were performed on ea...

Journal: :Neurology India 2006
Deepali Jain Mehar Chand Sharma Chitra Sarkar Deepak Gupta Manmohan Singh A K Mahapatra

BACKGROUND Image-guided procedures such as computed tomography (CT) guided, neuronavigator-guided and ultrasound-guided methods can assist neurosurgeons in localizing the intraparenchymal lesion of the brain. However, despite improvements in the imaging techniques, an accurate diagnosis of intrinsic lesion requires tissue sampling and histological verification. AIMS The present study was carr...

2017
Thomas Hügle Piotr Urbaniak Magdalena Müller-Gerbl Christian Marx Giorgio Tamborrini

Objectives: Ultrasound-guided synovial biopsy is increasingly applied in rheumatology. Usually forcepsor needle-based techniques are used. So far there has been no direct comparison of different devices regarding their suitability in high resolution musculoskeletal ultrasound (hrMSUS)-guided synovial biopsy. Methods: A core needle biopsy (Quickcore, Cook Medical, Bloomington, IN, USA), an anter...

2015
Ersin Konyalioglu Hüseyin Tarhan Ozgur Cakmak Emel Ebru Pala Ferruh Zorlu

INTRODUCTION Tumor diameter is a reliable parameter to estimate tumor volume in solid organ cancers; its use in prostate cancer is controversial since it exhibits a more irregular pattern of growth. This study aimed to examine the association between the tumor volume estimations based on transrectal ultrasound (TRUS) guided biopsy results and the tumor volume measured on the pathological specim...

Introduction : Diagnosis of peripheral pulmonary nodules is confusing; therefore, an accurate and safe lung biopsy can prevent unnecessary invasive diagnostic procedures. This study soughtto study the diagnostic yield, sensitivity, specificity, and negative and positive predictive values (NPV and PPV) of radial probe endobronchial ultrasound (EBUS)-guided biopsy for peripheral pulmonary lesions...

Aishwarya Rajkumar Aravind Srinivasan Paramesh Palaniswamy Rajalakshmi Rajagopalan Santhosh Chellamuthu Srinath Dhandapani

Introduction: Lung cancer is one of the leading causes of cancer related deaths in the world. The incidence of lung cancer is increasing in India and there is a need to understand the natural history of this disease. Aim of the study: To study the clinico- pathological- radiological profile of patients diagnosed with lung cancer from January 2013 to May 2015 at a tertiary care teaching hospital...

حسینی, سید نجات, معتمد, صدراله,

The term aplasia cutis is used to describe congenital localized defects of the skin. The most common site is scalp. The preauricular location is a rare form of aplasia cutis. The presented patient in this paper had skin tag and atrophy in preauricular region from after birth. Skin biopsy was performed, but surgical wound site was not healed. The results of precise investigation, deep biopsy and...

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