نتایج جستجو برای: radiation protection pregnant women ionizing radiation

تعداد نتایج: 814084  

Maryam Ameriyan, Mohadese Soleimani, Mohsen Shoja, Niloufar Asbaghipour, Peyman Hejazi Hejazi,

Background: Today, with the increasing use of ionizing radiation like X-rays in diagnosis and treatment of diseases, the risk of fetal exposure in pregnant women also increases. Therefore, protecting pregnant women from ionizing radiation is essential and is considered as the standard criterion for Medical Radiation Center. So the aim of this study was to investigate the observance of protectiv...

Journal: یافته 2007
hamid reza Khossravi , mehrdad Gholami , mohammad reza Abedini , soheila Akbari ,

Gholami M1, Abedini MR2, Khossravi HR3, Akbari S4 1. Instructor, Department of medical physics, Faculty of medicine, Lorestan University of medical sciences 2. Assistant professor, Department of radiology, Faculty of medicine, Lorestan University of medical sciences 3. Assistant professor, Department of radiation protection, Iranian Atomic Energy Organization 4. Assistant professor, D...

Maryam Ameriyan Mohadese Soleimani Mohsen Shoja, Niloufar Asbaghipour

Introduction: Today, the spread of the use of ionizing radiation and its vital role in the diagnosis and treatment of diseases has been identified. Therefore, protecting pregnant women from ionizing radiation is essential and is considered as the standard criterion for Medical Radiation center. The aim of this study was to investigate the observance of protective principles and...

Journal: :journal of biomedical physics and engineering 0
r azmoonfar msc of radiobiology& radiation protection, radiology department, school of paramedical sciences, kermanshah university of medical sciences, kermanshah, iran h faghirnavaz radiology department, school of paramedical sciences, kermanshah university of medical sciences, kermanshah, iran h younesi radiology department, school of paramedical sciences, kermanshah university of medical sciences, kermanshah, iran e morovati radiology department, school of paramedical sciences, kermanshah university of medical sciences, kermanshah, iran zh ghorbani msc of radiobiology& radiation protection, radiology department, school of paramedical sciences, shiraz university of medical sciences, shiraz, iran m r tohidnia radiology department, school of paramedical sciences, kermanshah university of medical sciences, kermanshah, iran

background: although ionizing radiation is very important in diagnostic and treatment of many diseases, the hazards of this radiation are considerable and irrefutable. one of the main stages in radiation protection is knowledge about radiation dose in radiological investigation. the aim of this study was to determine the physicians' knowledge in radiological examinations. materials and methods:...

Journal: :iranian red crescent medical journal 0
s. shohreh alavi center for research on occupational diseases, tehran university of medical sciences, tehran, ir iran sima taghizadeh dabbagh research center for science and technology in medicine, tehran university of medical sciences, tehran, ir iran; imam khomeini hospital complex, keshavarz blvd., tehran, ir iran. tel: +98-9122490353, fax: +98-66581563 mahya abbasi center for research on occupational diseases, tehran university of medical sciences, tehran, ir iran ramin mehrdad center for research on occupational diseases, tehran university of medical sciences, tehran, ir iran

conclusions the effects of rp knowledge, attitude, and practice on job stress were significant. in order to reduce job stress in radiation environments, ongoing training programs related to self-care and protection principles are recommended. results the prevalence rate of job stress was 22.5% based on calculation formulas and possible scores on the jcq. sex, rp-knowledge, attitude, practice, a...

Journal: :emergency journal 0
abdelrahman ibrahim abushouk faculty of medicine, ain shams university, cairo, egypt. morteza sanei taheri department of radiology, shohadaye tajrish hospital, shahid beheshti university of medical sciences, tehran, iran. parichehr pooransari department of ob&gyn, shohadaye tajrish hospital, shahid beheshti university of medical sciences, tehran, iran. sahar mirbaha department of emergency medicine, shahid beheshti university of medical sciences, tehran, iran. alaleh rouhipour pediatric specialist, private researcher, tehran, iran. alireza baratloo department of emergency medicine, tehran university of medical sciences, tehran, iran.

radiation exposure during pregnancy may have serious teratogenic effects to the fetus. in modern medical practice, there is an increasing dependence on imaging techniques in most medical specialties. therefore, checking the pregnancy status before imaging women of child bearing age is essential. lack of international regulations and standard protocols exposes the patient to unexpected fetal rad...

Journal: :iranian journal of nuclear medicine 2005
farid amirzadeh seyed hamid reza tabatabaie

introduction: ionizing radiations are the hazardous agents in the workplace and all forms of ionizing radiation produce some type of injuries. awareness of application of protection guidelines and knowledge of the principles of radiation protection can play an important role in health of employees. survey of radiation employee’s levels of awareness and practical behavior is essential and should...

Journal: :the iranian journal of pharmaceutical research 0
seyed jalal hoseinimehr faculty of pharmacy, mazandaran university of medical sciences seyed mohammad abedi department of radiology, faculty of medicine, mazandaran university of medical sciences, sari, iran fateme yarmand department of oral medicine, faculty of dentistry, babol university of medical science, babol, iran

the aim of this study was to investigate the radioprotective effect of thymol as a natural product against salivary glands dysfunction induced by ionizing radiation in rats. the rats were treated with thymol at dose of 50 mg/kg before exposure to radiation at dose 15gy. salivary gland function was evaluated with radioisotope scintigraphy and then salivary gland to background counts ratio was ca...

Journal: :iranian journal of radiation research 0
c.k.k. nair pushpagiri institute of medical sciences and research centre, thiruvalla - 689101, kerala, india a. menon pushpagiri institute of medical sciences and research centre, thiruvalla - 689101, kerala, india

background: exposure to ionizing radiation results in genotoxicity and the unrepaired lesions in cellular dna results in cell cycle arrest, reproductive death, interphase death, division delay, chromosome aberrations, mutations, etc. leading to the intensive destruction of cells and violation of their proliferative capacity there by adversely affecting the mammalian system. since ionizing radia...

Journal: :health scope 0
vida zaroushani department of occupational health engineering, faculty of medical sciences, tarbiat modares university, tehran, ir iran ali khavanin department of occupational health engineering, faculty of medical sciences, tarbiat modares university, tehran, ir iran; department of occupational health engineering, faculty of medical sciences, tarbiat modares university, tehran, ir iran. tel: +98-2182883849, fax: +98-2182883825 seyed bagher mortazavi department of occupational health engineering, faculty of medical sciences, tarbiat modares university, tehran, ir iran ahmad jonidi jafari department of environmental health engineering, school of public health, iran university of medical sciences, tehran, ir iran

results the results showed that the epoxy plates 6 and 2 mm thick had the highest and the lowest averages of shielding effectiveness at 4.48 db and 1.90 db, respectively. however, increasing the thickness was useful up to 4 mm. in addition, in a similar attenuation pattern, x-band frequency was divided into lower, middle, and upper sections. the lower section had the highest shielding effective...

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