نتایج جستجو برای: timing of sonography

تعداد نتایج: 21169316  

Journal: :AJR. American journal of roentgenology 1995
D M Einstein B R Herts R Weaver N Obuchowski R Zepp A Singer

OBJECTIVE The purpose of this study was to compare the cost-effectiveness of sonography and CT for the evaluation of renal masses discovered at excretory urography. MATERIALS AND METHODS The records of 225 patients with a renal mass shown by urography who then had either sonography or CT within 3 months were reviewed retrospectively. The number, location, and size of lesions; initial and subs...

Background and purpose: Breast cancer is the most common type of cancer in women and the second cause of cancer death in Iran. Widespread use of mammography and sonography could increase survival in patients with early detection. Sensitivity and specificity of mammography and sonography are different in various sources. This study aimed at assessing the concordance of mammography-sonography rep...

جوادی, امیر, غلامی, حمیده, موحد, فریده, ناجی تهرانی, ابوالقاسم,

Background and Objective: Transvaginal ultrasonography is a non invasive procedure for endometrial thickness evaluation in abnormal uterine bleeding. This technique is helpful for selecting patients for diagnostic tests. This study was designed to determine the validity of transvaginal sonography in the measurement of endometrial thickness. Materials and Methods: A total of 71 women who were ad...

Journal: :AJR. American journal of roentgenology 2005
Sang Hyun Paik Myung Jin Chung Jai Soung Park Jin Mo Goo Jung-Gi Im

OBJECTIVE Our aim was to evaluate whether high-resolution sonography can provide additional information concerning rib lesions compared with radiography or bone scintigraphy. MATERIALS AND METHODS Fifty-eight patients with high-uptake rib lesions seen on bone scintigraphy were selected. Radiography and rib high-resolution sonography were performed on these patients. High-resolution sonography...

Journal: :Annals of the Academy of Medicine, Singapore 2001
E Foo J W Su D Menon D Tan S T Chan

INTRODUCTION Sonography has found a role in the evaluation of patients with abdominal injury. However, the accuracy of sonography as performed by non-radiologists remains controversial. This study aims to determine the accuracy of focused abdominal sonography for trauma when performed by surgeons. MATERIALS AND METHOD Over a 1-year period, 48 patients with abdominal injury were initially eval...

Journal: :journal of biomedical physics and engineering 0
f hasanaj b hashemi tarbiat modares university m e akbari h r mirzaei m mojtahed m bakhshandeh

background: breast cancer is the most common type of cancer in women demanding time and accurate diagnosis to take remedial measures to treat. objective: comparing the diagnostic capability of the computer regulation thermography (crt), as a novel and safe dignostic procedure, with common clinical examination and imaging methods including sonography and mammography for diagnosing breast cancer ...

Journal: :Journal of Diagnostic Medical Sonography 2016

Journal: :Italian Journal of Pediatrics 2014

Journal: :iranian journal of radiology 0
hosein rezaei mashhad university of medical sciences, mashhad, iran; bita abbasi mashhad university of medical sciences, mashhad, iran farrokh seilanian tossie mashhad university of medical sciences, mashhad, iran

background some sonographic positions for detection of abdominal wall hernias needed .in this paper we described the sonographic technique of abdominal wall hernia. methods from june 2013 to july 2016, three hundred seventy four patients referred in our department for evaluation of abdominal wall hernia (median age, 38 years; range 2 - 86 years). one hundred and ninety patients had abdominal he...

Journal: :CoRR 2016
Nariman Farsad Yonathan Murin Andrew W. Eckford Andrea J. Goldsmith

This work introduces capacity limits for molecular timing (MT) channels, where information is modulated on the release timing of small information particles, and decoded from the time of arrival at the receiver. It is shown that the random time of arrival can be represented as an additive noise channel, and for the diffusion-based MT (DBMT) channel this noise is distributed according to the Lév...

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