نتایج جستجو برای: lesions volume

تعداد نتایج: 476769  

ژورنال: طب جنوب 2022
Ay , Mohammad Reza, Ghafarian , Pardis, Gharepapagh , Esmaeil, Rezaei , Sahar, Sarkar , Saeid,

Background: The present study aims to assess the impact of various image reconstruction methods in 18F-FDG PET/CT imaging on the quantification performance of the proposed technique for joint compensation of respiratory motion and partial volume effects (PVEs) in patients with non-small cell lung cancer. Materials and Methods: An image-based deconvolution technique was proposed, incorporating w...

Journal: :iranian journal of child neurology 0
maliheh khoddami* 1. pediatric pathology research center, shahid beheshti university of medical sciences (sbums), tehran, iran. 2. department of pathology, shahid beheshti university of medical sciences (sbums), tehran, iran. ali akbarzadeh 2. department of pathology, shahid beheshti university of medical sciences (sbums), tehran, iran. afshin mordai 2. department of pathology, shahid beheshti university of medical sciences (sbums), tehran, iran. farahnaz bidari-zerehpoush 2. department of pathology, shahid beheshti university of medical sciences (sbums), tehran, iran. hamid alipour 3. department of surgery, imam reza hospital, kermanshah university of medical sciences (kums), kermanshah, iran. sara samadzadeh 4. department of pediatrics, imam reza hospital, kermanshah university of medical sciences (kums), kermanshah, iran.

how to cite this article: khoddami m, akbarzadeh a, mordai a, bidari zerehpoush f, alipour h, samadzadeh s, alipour b.diagnostic accuracy of frozen section of central nervous system lesions: a 10-year study. iran j child neurol. 2015 winter;9(1):25-30.   abstract objective definitive diagnosis of the central nervous system (cns) lesions is unknown prior to histopathological examination. to dete...

Journal: :journal of lasers in medical sciences 0
sara ghadimi laser research center of dentistry, dental research institute, tehran university of medical sciences, tehran, iran department of pediatric dentistry, school of dentistry, tehran university of medical sciences, tehran, iran nasim chiniforush laser research center of dentistry, dental research institute, tehran university of medical sciences, tehran, iran. mahsa najafi department of pediatric dentistry, school of dentistry, tehran university of medical sciences, tehran, iran sepideh amiri department of pediatric dentistry, school of dentistry, tehran university of medical sciences, tehran, iran

results and conclusion: lasers are useful for soft tissue surgery in modern dentistry, especially in relation to pediatric patients due to the rapid and regular wound healing without sutures. introduction: epulis granulomatosa is a lesion which grows from an extraction socket. it can be misdiagnosed with lesions of the same clinical appearance such as: foreign body or pyogenic granuloma, or as ...

Journal: :international journal of pediatrics 0
shirin saravani dental research center, department of oral & maxillofacial pathology, faculty of dentistry, zahedan university of medical science, zahedan, iran. hamideh kadeh dental research center, department of oral & maxillofacial pathology, faculty of dentistry, zahedan university of medical science, zahedan, iran. foroogh amirabadi dental research center, department of pediatric dentistry, faculty of dentistry, zahedan university of medical science, zahedan, iran. narges keramati zahedan university of medical science, zahedan, iran.

introduction the frequency of pediatric and adolescent oral and maxillofacial lesions is various in different societies. the present study aimed at investigating the frequency of oral and maxillofacial pediatric and adolescent biopsies in zahedan (southeast iran), and compare the results with other epidemiologic studies.methods and materials this retrospective study reviewed oral and maxillofac...

Journal: :Brain : a journal of neurology 2011
Marco Duering Nikola Zieren Dominique Hervé Eric Jouvent Sonia Reyes Nils Peters Chahin Pachai Christian Opherk Hugues Chabriat Martin Dichgans

Cerebral small vessel disease is the most common cause of vascular cognitive impairment. It typically manifests with lacunar infarcts and ischaemic white matter lesions. However, little is known about how these lesions relate to the cognitive symptoms. Previous studies have found a poor correlation between the burden of ischaemic lesions and cognitive symptoms, thus leaving much of the variance...

Pomegranate (Punica granatum L.) has been used widely in the traditional medicine of various civilizations for more than 5000 years. The pomegranate tree has several parts; each part has useful medicinal effects. Previous studies have demonstrated the antibacterial, antioxidant, and anti-inflammatory properties of pomegranate. The aim of the present study was to determine whether admin...

Journal: :Journal of nuclear medicine : official publication, Society of Nuclear Medicine 2007
Walter Jentzen Lutz Freudenberg Ernst G Eising Melanie Heinze Wolfgang Brandau Andreas Bockisch

UNLABELLED The segmentation of metastatic volumes in PET is usually performed by thresholding methods. In a clinical application, the optimum threshold obtained from the adaptive thresholding method requires a priori estimation of the lesion volume from anatomic images such as CT. We describe an iterative thresholding method (ITM) used to estimate the PET volumes without anatomic a priori knowl...

2014
Rezwan Ghassemi Sridar Narayanan Brenda Banwell John G. Sled Manohar Shroff Douglas L. Arnold

INTRODUCTION Onset of MS occurs during childhood in about 5% of cases. It is unclear whether very young age at MS onset, when the nervous system is still myelinating, affects MS lesion accrual or regional distribution. OBJECTIVE To compare the frequency, volume and distribution of T2 and T1 lesions in children and adults with relapsing-remitting multiple sclerosis (RRMS). METHODS Lesions we...

Journal: :Stroke 2017
Rodrigo Bagur Karla Solo Saleh Alghofaili Luis Nombela-Franco Chun Shing Kwok Samual Hayman Reed A Siemieniuk Farid Foroutan Frederick A Spencer Per O Vandvik Tim G Schäufele Mamas A Mamas

BACKGROUND AND PURPOSE Silent ischemic embolic lesions are common after transcatheter aortic valve implantation (TAVI). The use of embolic protection devices (EPD) may reduce the occurrence of these embolic lesions. Thus, a quantitative overview and credibility assessment of the literature was necessary to draw a robust message about EPD. Therefore, the aim of this meta-analysis was to study wh...

Journal: :Arteriosclerosis and thrombosis : a journal of vascular biology 1994
J M Hoeg I M Feuerstein E E Tucker

Ultrafast computed tomography (CT) is a new method for detecting calcific lesions in the coronary arteries. The ability of CT to detect and quantify coronary artery atherosclerosis in children and young adults at risk for malignant atherogenesis was evaluated. A total of 11 consecutive familial hypercholesterolemic (FH) homozygotes (3 to 37 years old) participated. Untreated total cholesterol c...

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