نتایج جستجو برای: diagnostic sensitivity
تعداد نتایج: 573368 فیلتر نتایج به سال:
Background and Aim: Heart failure (H.F) is a burgeoning prevalent problem worldwide, which has involved over 20 million people. Echocardiography is the best standard process in diagnosing H.F. Thus, it is one of the first measures which should be taken for patients referring to the emergency ward. In the present study, the rate of chest X-ray diagnostic accuracy with respect to the occurrence o...
power transformers are important equipments in power systems. thus there is a large number of researches devoted of power transformers. however, there is still a demand for future investigations, especially in the field of diagnosis of transformer failures. in order to fulfill the demand, the first part reports a study case in which four main types of failures on the active part are investigate...
background: identification of children with specific language impairment (sli) has been viewed as both necessity and challenge. investigators and clinicians use different tests and measures for this purpose. some of these tests/measures have good psychometric properties, but it is not sufficient for diagnostic purposes. a diagnostic procedure can be used for identification a specific population...
background: müllerian anomalies are associated with infertility. hysteroscopy as the gold standard for evaluating müllerian anomalies is an invasive, expensive and risky procedure which requires enough experience. transvaginal sonography (tvs) and hysterosalpingography (hsg) are less invasive procedures, but there is little known about the accuracy of these tests. the aim of this study was to e...
Background: Chest radiography is one of the most usual diagnostic tools for respiratory distress. Objective: The purpose of this study is to assess the specificity, sensitivity and clinical value of chest radiography of neonates with respiratory distress.Patients and Methods: A descriptive- analytical study was conducted on 102 neonates that were in neonatal intensive care unit of Imam Reza and...
background: carpal tunnel syndrome (ctu) is the most common neuropathy in the body and one of the most important causes of occupational disability. the aim of the present study was to compare the diagnostic power of doppler sonography and gray scale in diagnosing cts and their comparison with nerve conduction studies (ncv). methods: in this analytical study, diagnostic value of doppler and gray...
background: blind percutaneous pleural biopsy has traditionally been performed to investigate the etiology of exudative pleural effusion in which the initial thoracocentesis has been non- diagnostic. in view of the increasing use of image-guided and thoracoscopic pleural biopsies, this study examined the role of blind abrams pleural biopsy in the investigation of the exudative pleural effusion ...
background :polymerase chain reaction (pcr) assay has widely used for the detection of tuberculosis (tb). this study tried to compare in-house pcr with some well-known commercial pcr kits for detection of tb agent. methods : clinical samples obtained from 620 tb suspected patients were analyzed for the diagnosis of mycobacterium tuberculosis complex (mtc) by in-house pcr. all samples were obtai...
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