نتایج جستجو برای: low dose medicine

تعداد نتایج: 1670266  

Journal: :iranian journal of nuclear medicine 2002
simin dadashzadeh golahmad nasiroghli ali sattari

patients receiving diagnostic doses of radiopharmaceuticals become a source of contamination and exposure for those who come in contact with them, such as nuclear medicine technologists, relatives and nurses. therefore, the measurement of external radiation dose from these patients is necessary. in this study, the dose rates at distances of 10, 50 and 100cm from 70 patients who received diagnos...

Journal: :Australian Prescriber 1996

Journal: :avicenna journal of phytomedicine 0
mohammad hassanpour fard department of physiology and pharmacology, birjand university of medical sciences (bums), birjand, iran ghodratollah naseh department of general surgery, bums, birjand ,iran nassim lotfi department of anatomy, bums, birjand, iran seyed mahmoud hosseini department of biostatistics, bums, birjand, iran mehran hosseini department of public health, research centre of experimental medicine, bums, birjand, iran

objectives: turnip leaf has been used in folk medicine of iran for the treatment of diabetes. however,so far no scientific study has been done to support its use in traditional medicine. the present study was carried out to evaluate the possible hypoglycemic efficacy of aqueous extract of turnip leaf (aetl) in diabetic rats. materials and methods: alloxan-induced diabetic rats were orally treat...

Journal: :Drug discovery today 2006
Walter E Stumpf

Dose and time considerations in the development and use of a drug are important for assessing actions and side effects, as well as predictions of safety and toxicity. This article deals with epistemological aspects of dose selection by probing into the linguistic and cultural roots for the measure of medicine mediated by the medical doctor. Because toxicity is related to dose, historic and rece...

Journal: :Environmental toxicology and chemistry 2011
Edward J Calabrese

This paper assesses how medicine adopted the threshold dose-response to evaluate health effects of drugs and chemicals throughout the 20th century to the present. Homeopathy first adopted the biphasic dose-response, making it an explanatory principle. Medicine used its influence to discredit the biphasic dose-response model to harm homeopathy and to promote its alternative, the threshold dose-r...

Journal: :medical journal of islamic republic of iran 0
hossein mozdarani from the school of medical sciences, tarbiat modarres university, tehran, p.o. box 141554838, islamic republic of iran. hamid samavat

the frequency of chromosomal aberrations was studied in the peripheral blood lymphocytes of 65 radiology technologists crt) working at hospitals chronically exposed to x-rays. although film dosimetry did not show the maximal annual permitted dose in any of the examined subjects, cytogenetic analysis detected fairly high levels of chromosomal aberrations in r t compared to unexposed controls. th...

Journal: :iranian journal of radiology 0
youssef erfanian university hospital essen/ germany; nika guberina university hospital essen/ germany saravanabavaan suntharalingam university hospital essen/ germany jens theysohn university hospital essen/ germany johannes haubold

conclusions modern cts with the innovative technology of a built-in tin filter allow for significant reduction of radiation exposure in patients with suspected urolithiasis by optimizing the x - ray spectrum with image quality as high as in standard ct devices results ct examinations of a total of 143 patients were assessed. dlp of force was 56% and 55% lower in comparison to as+ and flash, (74...

Journal: :Journal of medicine 2021

Contrast enhance CT scan of Abdomen showing a large encysted collection at the left abdomen extending from lumbar region to iliac pushing surrounding viscera forward. Collection was due retro-peritoneal hemorrhage in Middle aged Lady with COVID-19 who on therapeutic dose anticoagulation Low Molecular Weight Heparin.
 J MEDICINE JAN 2021; 22 (1) : 84-85

2016
Muhammed Alshamari Seppo Koskinen

Muhammed Alshamari (2016): Low-dose computed tomography of the abdomen and lumbar spine. Örebro Studies in Medicine 137. Radiography is a common radiologic investigation despite abundant evidence of its limited diagnostic value. On the other hand, computed tomography (CT) has a high diagnostic value and is widely considered to be among the most important advances in medicine. However, CT expose...

F. Taghdiri, M. Athari, M. Sadeghi, S.H. Hosseini,

Background: The formalism recommended by Task Group 60 (TG-60) of the American Association of Physicists in Medicine (AAPM) is applicable for β sources. Radioactive biocompatible and biodegradable 153Sm glass seed without encapsulation is a β- emitter with a short half life and delivers a high dose rate to the tumor in the millimeter range. In this work the dosimetry parameters of the ...

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