نتایج جستجو برای: collective dose
تعداد نتایج: 364755 فیلتر نتایج به سال:
background: coronary angiography is a commonly performed diagnostic procedure with life saving benefits for the patient. however, this procedure involves relatively high radiation dose. the purpose of this study was to determine the average effective dose of patients undergoing coronary angiography and to estimate the associated radiation risk in terms of fatal malignancy. materials and methods...
Nuclear power plant safety performance indicators are developed "by nuclear operating organisations to monitor their own performance and progress, to set their own challenging goals for improvement, and to gain additional perspective on performance relative to that of other plants". In addition, performance indicators are widely used by regulatory authorities although the use is not harmonised....
background: annual patient effective dose equivalent can be considered as a quantitative physical parameter describing the activities performed in each nuclear medicine department. annual staff dose equivalent could be also considered as a parameter describing the amount of radiation risk for performing the activities. we calculated the staff to patient dose equivalent ratio to be used as a phy...
BACKGROUND The aim of the study was to systematically evaluate population exposure from diagnostic and interventional radiological procedures in Slovenia. METHODS The study was conducted in scope of the "Dose Datamed 2" project. A standard methodology based on 20 selected radiological procedures was adopted. Frequencies of the procedures were determined via questionnaires that were sent to al...
BACKGROUND Computed tomography (CT) is the largest source of medical radiation exposure to the general population, and is considered a potential source of increased cancer risk. The aim of this study was to assess the current situation of CT use in Japan, and to investigate variations in radiation exposure in CT studies among institutions and scanners. METHODS Data-sheets were sent to all 126...
beneficence as a principle is one of the definite jurisprudential rules and a disclaimer of civil liability of the individual in terms of the loss enforced upon others during acts of collective good. this shall necessitate that beneficence include both subjective and practical good simultaneously. as regards beneficence to an individual other, it is necessary that the act itself be wasteful or ...
The collective dose of radiation used in medical investigations and procedures has increased by greater than 700% between 1980 and 2006 [1]. Consequently the use of ionizing radiation has developed into an important, yet potentially avoidable, public health threat [2] that deserves considerable attention. This is particularly the case in adult cardiology patients where coronary angiography repr...
Estimated collective effective dose to the population from nuclear medicine examinations in Slovenia
Background: Coronary angiography is a commonly performed diagnostic procedure with life saving benefits for the patient. However, this procedure involves relatively high radiation dose. The purpose of this study was to determine the average effective dose of patients undergoing coronary angiography and to estimate the associated radiation risk in terms of fatal malignancy. Materials an...
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