نتایج جستجو برای: mini ct animal imaging

تعداد نتایج: 782670  

Introduction: Accurate staging plays an important role in management of patients with prostate cancer especially in high-risk group. Today, [68Ga]Ga-PSMA-11 PET/CT should be considered as the preferred imaging tool for treatment planning and initial staging of the disease. Methods: A total number of 628 patients with prostate cancer referred to...

Objective(s): In this study, we aimed to analyze the relationship between the diagnostic ability of fused single photon emission computed tomography/computed tomography (SPECT/CT) images in localization of parathyroid lesions and the size of adenomas or hyperplastic glands. Methods: Five patients with primary hyperparathyroidism (PHPT) and 4 patients with secondary hyperparathyroidism (SHPT) we...

Journal: :Journal of X-ray science and technology 2015
Guohe Wang Bin Zhang Yichen Ding Yun He Jingsong Chen Yanye Lu Xiaoyun Jiang Junwei Shi Jing Bai Qiushi Ren Changhui Li

Nowadays multi-modality imaging has gained great interest in biology research by offering complementary information. In this paper, a modularly designed fluorescence molecular tomography (FMT) system has been developed, which can be not only used as a standalone imaging device, but also feasibly integrated with other imaging modalities, such as X-ray computed tomography (X-CT), single photon em...

Journal: :Proceedings of the American Thoracic Society 2008
Robert H Brown Charles G Irvin Gilman B Allen Steven D Shapiro William J Martin Martin R J Kolb Dallas M Hyde Gary F Nieman Dianna D Cody Masaru Ishii Stephen J Kadlecek Bastiaan Driehuys Rahim R Rizi Anna M Wu Wolfgang A Weber David B Stout

The American Thoracic Society convened a workshop, ‘‘Advances in Small Animal Imaging: Application to Lung Pathophysiology,’’ to identify cutting-edge research in imaging technology and the potential applicability to the study of lung pathophysiology in small-animal models. The goals of the conference were as follows: (1) to summarize the current state of small-animal models of lung pathophysio...

2006
V. Koo P. W. Hamilton K. Williamson

Non-invasive real time in vivo molecular imaging in small animal models has become the essential bridge between in vitro data and their translation into clinical applications. The tremendous development and technological progress, such as tumour modelling, monitoring of tumour growth and detection of metastasis, has facilitated translational drug development. This has added to our knowledge on ...

Journal: Nanomedicine Journal 2018

Objective(s): The central role of molecular imaging modalities in cancer management is an undeniable fact that could help to diagnose cancer tumors in early stages. The main aim of this study is to prepare a novel targeted molecular imaging nanoprobe of CD24-PEGylated Au NPs to improve the ability of Computed tomography scanning (CT scan) outputs for both in vitro and in vivo detection of breas...

Azadeh Sharifzadeh Yazdi, Mahdi Saeedi-Moghadam, Pooya Iranpour, Rezvan Ravanfar Haghighi,

    Background: Since pulmonary angiography is the only non-invasive method for diagnosing pulmonary embolism, the use of radiation reduction methods without affecting the quality of images seems necessary. One of the simplest reasons for unnecessarily increasing of patient exposure is repetitive imaging due to poor image quality. Therefore, it is necessary to identify and ...

2010
Changguo Ji Frans van der Have Hugo A. F. Gratama van Andel Ruud Ramakers Freek J. Beekman

Introduction. Spatially registering SPECT with CT makes it possible to anatomically localize SPECT tracers. In this study, an accurate method for the coregistration of ultra-high-resolution SPECT volumes and multiple cone-beam CT volumes is developed and validated, which does not require markers during animal scanning. Methods. Transferable animal beds were developed with an accurate mounting i...

Journal: :Journal of the Chinese Medical Association : JCMA 2007
Wen-Ta Yang Wei-Ming Chen Nai-Hwei Wang Tain-Hsiung Chen

BACKGROUND Conventional open excision, or en bloc excision, was the standard treatment for osteoid osteoma until the development of percutaneous treatment for this tumor in the early 1990s. Most percutaneous treatments were performed under the guidance of computed tomography (CT), which could clearly demonstrate the exact location of the tumor and minimize bone destruction or resection. In orde...

Journal: :iranian journal of medical physics 0
mostafa robatjazi ph.d student of medical physics, medical physics dept., faculty of medicine, tehran university of medical sciences, tehran, iran seyed rabie mahdavi assistant professor, medical physics dept., faculty of medicine, tehran university of medical sciences, tehran, iran bahram bolouri assistant professor, radiation oncology dept., faculty of medicine, tehran university of medical sciences, tehran, iran alireza nikoofar assistant professor, radiation oncology dept., faculty of medicine, tehran university of medical sciences, tehran, iran

introduction: recently, magnetic resonance spectroscopic imaging (mrsi), as a functional imaging method, has been used for clinical target volume definition. in this study, we used this method to define the target volume in prostate radiotherapy. material and method: in this study, we used images of 20 prostate cancer cases. mrsi and mri images were fused with ct images. then, treatment plannin...

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