نتایج جستجو برای: spontaneous diagnostic techniques and procedures
تعداد نتایج: 16930883 فیلتر نتایج به سال:
one of the most commonly used techniques to reduce the corrosion rate of rebar in concrete is addition substances named corrosion inhibitors into the concrete. corrosion inhibitor is chemical compounds that were added to concrete to prevent corrosion of steel in concrete. sodium nitrate is a type of anodic inhibitors that this study investigatesthe effect of this inhibitor on the properties of ...
One hundred consecutive patients suspected of having sarcoidosis were examined by means of available diagnostic procedures and the results of the examinations were compared. While Kveim tests and/or lymphocyte transformation tests gave the most significant results in cases of less than two years' standing, a combination of these and organ biopsies is required for the diagnosis of cases of more ...
wireless sensor networks (wsns) are one of the most interesting consequences of innovations in different areas of technology including wireless and mobile communications, networking, and sensor design. these networks are considered as a class of wireless networks which are constructed by a set of sensors. a large number of applications have been proposed for wsns. besides having numerous applic...
Bronchoscopy is currently the most commonly employed invasive procedure in the practice of pulmonary medicine. Both the rigid and flexible bronchoscopes are used to diagnose and treat various pulmonary disorders, in children the main diagnostic indications include infections, diffuse lung diseases, and airway problems. The bronchoscope is used too in application of laser therapy, placement of a...
Background: Intraoral radiographies are the most frequent X-ray examinations in humans. According to International Commission on Radiation Protection (ICRP) recommendations, the selection of a diagnostic reference level (DRL) should be specific to a country or region. Critica l organs such as thyroid gland are exposed to X-rays in intraoral radiography and these exposures should be kept as low ...
Pneumopericardium is an uncommon but potentially serious condition. It appears in association with invasive diagnostic and therapeutic procedures, although cases have also been reported in association with bronchospasm, esophageal disorders, and other problems. We describe a case of spontaneous pneumopericardium with chest pain in a patient with community-acquired pneumonia.
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