نتایج جستجو برای: radiation risk

تعداد نتایج: 1166476  

حیدری, علی, رستم پور, نیما, شرفی, علی اکبر, صالحی, ایرج, قاضی خانلو‌ثانی, کریم,

Background and Objective: Utilization of ionizing radiation in some surgery operations (especially orthopedic operations) is inevitable. One of the main occupational hazards of physicians and other personnel could be radiation exposure risks. This study aimed to evaluate the exposure doses received by operating room personnel in such surgery operations. Materials and Methods: 30 personnel of op...

ژورنال: طب کار 2020

Introduction Due to the increasing use of angiography procedures and the higher risk of deterministic and stochastic effects for radiation workers of these sections than other radiological procedures, radiation safety is very important in angiography staff. So, this study aimed to obtain the effective dose of angiography staff and compare them with the standard dose limit and finally outline th...

C. T. Hung, M. W. Lee, S. F. Li,

Background: In response to the need for diagnosis and treatment, medical radiation has been increasingly used worldwide. This study investigated the medical utilization of radiation-related diseases among radiological technologists (RTs) and factors that influence such diseases. Materials and Methods: Data were collected from the Taiwan National Health Insurance Research Database. A panel study...

Journal: :Radiologic technology 2016
Cannon Walden

Professionals who work in an occupation involving radiological procedures can be at risk for exceeding annual radiation dose limits and the resulting long-term adverse health effects it causes. However, overexposure to radiation and the resulting adverse effects might be avoided with proper radiation protection, increased radiation knowledge, and adherence to safety practices. The literature su...

2017
Qiong Wang Wuyun Jie Zhiwen Liang Hongge Wu Jing Cheng

To retrospectively evaluate the performance and complications of postmastectomy intensity modulation radiated therapy (IMRT) technique.From January 2010 to December 2014, IMRT technique was applied to 200 patients after modified radical mastectomy. The acute and late radiation toxicities have been followed up for 5 years. The treatment performance, toxicity incidence, and risk factors were inve...

2017
Igor Piotrowski Katarzyna Kulcenty Wiktoria Maria Suchorska Agnieszka Skrobała Małgorzata Skórska Marta Kruszyna-Mochalska Anna Kowalik Weronika Jackowiak Julian Malicki

Background Although the effects of high dose radiation on human cells and tissues are relatively well defined, there is no consensus regarding the effects of low and very low radiation doses on the organism. Ionizing radiation has been shown to induce gene mutations and chromosome aberrations which are known to be involved in the process of carcinogenesis. The induction of secondary cancers is ...

Journal: :Archives of internal medicine 2009
Kwang Pyo Kim Andrew J Einstein Amy Berrington de González

BACKGROUND Multidetector computed tomography has been proposed as a tool for routine screening for coronary artery calcification in asymptomatic individuals. As proposed, such screening could involve tens of millions of individuals, but detailed estimates of radiation doses and potential risk of radiation-induced cancer are not currently available. We estimated organ-specific radiation doses an...

Miranda-Filho et al. in their recently published paper entitled “Cancers of the brain and CNS: global patterns and trends in incidence” provided a global status report of the geographic and temporal variations in the incidence of brain and CNS cancers in different countries across continents worldwide. While the authors confirm the role of genetic risk factors and ionizing radiation exposur...

M. T. Kolo, M. U. Khandaker, W. H. B. Abdullah, Y. M. Amin,

Background: Human activities such as mining enhance the radioactivity levels above normal background which can lead to an incremental increase in the radiation risk to the population. Materials and Methods: 20 tailing enriched soil samples collected around Maiganga coal mine, Gombe, Northeast Nigeria were assessed for their 226Ra, 232Th and 40K contents using HPGe gamma-ray detector. Results: T...

Azima S Mehravar S,

Background: Male reproductive disorders that are of interest from an environmental point of view include sexual dysfunction, infertility, cryptorchidism, hypospadias and testicular cancer. Several reports suggest declining sperm counts and increase of these reproductive disorders in some areas during some time periods past 50 years. Materials and Methods: Except for testicular cancer this evide...

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