نتایج جستجو برای: imaging tomography

تعداد نتایج: 588111  

Hemangioblastoma (HB) in the supratentorial region of the brain is rare and only a few cases are reported on intraventricular HB. HB of the lateral ventricles is even rarer. We present a case of a 30-year-old man with generalized tonic clonic seizures. The brain computed tomography showed a 5.5 cm heterogeneous mass extending into both lateral ventricles with partial enhancement. Based on the s...

Journal: :Haematologica 2013
Sarah Waheed Alan Mitchell Saad Usmani Joshua Epstein Shmuel Yaccoby Bijay Nair Rudy van Hemert Edgardo Angtuaco Tracy Brown Twyla Bartel James McDonald Elias Anaissie Frits van Rhee John Crowley Bart Barlogie

Multiple myeloma causes major morbidity resulting from osteolytic lesions that can be detected by metastatic bone surveys. Magnetic resonance imaging and positron emission tomography can detect bone marrow focal lesions long before development of osteolytic lesions. Using data from patients enrolled in Total Therapy 3 for newly diagnosed myeloma (n=303), we analyzed associations of these imagin...

Journal: :international journal of pediatrics 0
ayoob rostamzadeh msc of anatomical sciences, cellular and molecular research center, kurdistan university of medical sciences, sanandaj, iran. arash shabani msc of mri, radiology department, shahid beheshti university of medical sciences, tehran, iran. reza ahadi ph.d of neuroscience, neuroscience research center, shahid beheshti university of medical sciences, tehran, iran. mohammad farzizadeh m.d, medical imaging research center, radiology department, kermanshah university of medical sciences, kermanshah, iran. alireza gharib msc in community health nursing, deputy of research and technology, kurdistan university of medical sciences, sanandaj, iran. saber miraki msc of anatomical sciences, cellular and molecular research center, kurdistan university of medical sciences, sanandaj, iran.

background: to date, several imaging techniques to track stem cells are used such as positron emission tomography (pet), single photon emission computed tomography (spect), bioluminescence imaging (bli), fluorescence imaging, ct scan and magnetic resonance imaging (mri). although, overall sensitivity of mri compared to spect and bioluminescence techniques are lower, but due to high spatial reso...

Journal: :Haematologica 2012
Tarec Christoffer El-Galaly Karen Juul Mylam Peter Brown Lena Specht Ilse Christiansen Lars Munksgaard Hans Erik Johnsen Annika Loft Anne Bukh Victor Iyer Anne Lerberg Nielsen Martin Hutchings

BACKGROUND The value of performing post-therapy routine surveillance imaging in patients with Hodgkin lymphoma is controversial. This study evaluates the utility of positron emission tomography/computed tomography using 2-[18F]fluoro-2-deoxyglucose for this purpose and in situations with suspected lymphoma relapse. DESIGN AND METHODS We conducted a multicenter retrospective study. Patients wi...

Journal: :The Journal of allergy and clinical immunology 2011
Mario Castro Sean B Fain Eric A Hoffman David S Gierada Serpil C Erzurum Sally Wenzel

Imaging of the lungs in patients with asthma has evolved dramatically over the last decade with sophisticated techniques, such as computed tomography, magnetic resonance imaging, positron emission tomography, and single photon emission computed tomography. New insights into current and future modalities for imaging in asthmatic patients and their application are discussed to potentially shed a ...

2016
Xin'ai Wu Jianbo Li Cheng Wang Guojian Zhang Na Zheng Xuemei Wang

Primary hepatic carcinoma (PHC) is the one of the most common tumors and the common cause of cancer death in the world. Detecting PHC in its early stage by imaging methods may greatly increase survival rates of patients. Ultrasound, computed tomography, magnetic resonance imaging, and positron emission tomography/computed tomography are common imaging methods in the diagnosis of PHC. In this pa...

2009
Christian M. Matter Matthias Stuber Matthias Nahrendorf

Rupture of unstable plaques may lead to myocardial infarction or stroke and is the leading cause of morbidity and mortality in western countries. Thus, there is a clear need for identifying these vulnerable plaques before the rupture occurs. Atherosclerotic plaques are a challenging imaging target as they are small and move rapidly, especially in the coronary tree. Many of the currently availab...

قره آغاجی, ناهیده, قوامی, سید مصطفی,

Background & Objectives: In spite of rapid development and arrival of newer medical imaging modalities such as computed tomography and magnetic resonance imaging, hysterosalpingography (HSG) has a great role among imaging techniques because of its enormous advantages. HSG is the standard screening test for the diagnosis of tubal infertility and can provide useful information about the uterine...

Journal: :Chemical Society reviews 2015
Claudia Caltagirone Alexandre Bettoschi Alessandra Garau Riccardo Montis

This review describes the recent advances in the development of imaging agents based on silica nanoparticles. Different techniques (magnetic resonance imaging, optical imaging, positron emission tomography, X-ray computed tomography, and ultrasound imaging) are described as well as the possibility of combining together different imaging techniques in the same nanoplatform and simultaneously per...

2010
Joseph R. Sterbis Kevin R. Rice Marcia C. Javitt Noah S. Schenkman Stephen A. Brassell

OBJECTIVE Computed tomography and chest radiographs provide the standard imaging for staging, treatment, and surveillance of testicular germ cell neoplasms. Positron emission tomography has recently been utilized for staging, but is somewhat limited in its ability to provide anatomic localization. Fusion imaging combines the metabolic information provided by positron emission tomography with th...

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