نتایج جستجو برای: rads
تعداد نتایج: 1972 فیلتر نتایج به سال:
Background: Activation of monocytes and lower high-density lipoprotein (HDL) levels accelerate atherosclerosis. The monocyte-to-HDL ratio (MHR) the coronary artery disease-reporting data system (CAD-RADS) score are recognized as proper indicators atherosclerotic process. Objectives: This study aimed to investigate relationship between CAD-RADS left ventricular mass (LVM) MHR evaluate role a pre...
reactive airway dysfunction syndrome (rads) is a type of non-immunologically mediated asthma-like disease. it usually occurs after a massive exposure to an irritating substance in the atmosphere in the form of smoke, fumes, gases, and vapor. unlike bronchial asthma, there is no latency to the symptoms seen in rads. a number of agents are known to cause rads, but tile dust, as an etiological age...
BACKGROUND BI-RADS was first developed in 1993 for mammography and in 2003 it was redesigned for ultrasonography (US). If the observer agreement is high, the method used in the classification of lesion would be reproducible. OBJECTIVES The aim of this study is to evaluate the inter- and intraobserver agreement of sonographic BI-RADS lexicon in the categorization and feature characterization o...
PURPOSE We aimed to evaluate ultrasonography (US) findings for Breast Imaging Reporting and Data System (BI-RADS) category 4 lesions using BI-RADS US lexicon and determine the positive and negative predictive values (PPV and NPV) of US with respect to biopsy results. METHODS Sonograms of 186 BI-RADS 4 nonpalpable breast lesions with a known diagnosis were reviewed retrospectively. The morphol...
UNLABELLED New technical and clinical developments of sonography and magnetic resonance imaging include improved detection, localization and staging as well as active surveillance of prostate cancer. Multiparametric MRI can best answer these typical clinical questions. However, ultrasound elastography seems to be suitable for the detection of significant prostate cancer as well. The structured ...
AIMS Due to the elevated prevalence of the solid thyroid nodules in a general population, an appropriate selection of cases referred to surgery is of paramount importance. The main aim of our study was to evaluate the performance of the Thyroid Imaging Reporting and Data System (TI-RADS) as a differential diagnosis tool for thyroid nodules. MATERIAL AND METHODS We evaluated 174 nodules using ...
Daily fractions of 188, 250, 375, 500, and 750 rads were given to rats with hepatoma 3924A so that all groups received the same weekly dose of 1500 rads over a 6-week period, for total doses of 9000 rads when only radiation was given and 4500 rads when combined with cyclophosphamide. No tumors were cured (with two exceptions) with or without three doses of cyclophosphamide (150 mg/kg or 0.9 g/s...
بهترین مثال برای آسم شغلی تحریکی، reactive airways dysfunction syndrome (rads) است که متأسفانه معمولاً مورد توجه قرار نمی گیرد. در این گزارش یک نگهبان 29 ساله یک شرکت خودروسازی معرفی می گردد که پنج سال پیش در جریان یک آتش سوزی در محل کار و پس از مواجهه شدید تنفسی با دود، دچار علایم آسم شده بود. این کارگر، جهت تعیین ارتباط علایم با شغل و حادثه مذکور مراجعه کرده بود. در بررسی های انجام شده نامبرده...
Objective The aim of this study was to describe the ultrasound features of benign and malignant thyroid nodules and evaluate the likelihood of malignancy associated with each feature according to the Bethesda System for Reporting Thyroid Cytopathology and histopathology. With this analysis, we propose a new TI-RADS classification system. Materials and methods The likelihood of malignancy from...
conclusion our study suggests that breast mri findings of igm have a wide spectrum. rim enhancement patterns are frequently seen on contrast enhanced images, but the imaging findings are nonspecific and cannot be used definitively to distinguish between benign and malignant lesions. patients and methods a retrospective analysis was conducted on 20 patients with igm who had been diagnosed by nee...
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