نتایج جستجو برای: lesions volume
تعداد نتایج: 476769 فیلتر نتایج به سال:
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...
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...
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 ...
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...
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...
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...
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...
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...
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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