نتایج جستجو برای: Dose-area Product (DAP)

تعداد نتایج: 1139301  

H. Zare, M. Nazery, M.T. Bahreyni Toosi,

Background: Application of Dose-area product (DAP) quantity has been increased in the clinical practice. DAP is relatively easy to measure. DAP has been shown to correlate well with the total energy imparted to the patient, which is related to the effective dose. Material and Methods: In this study, measurements of DAP were carried out in a sample of 421 adult patients who underwent convention...

Journal: :iranian journal of radiation research 0
m.t. bahreyni toosi medical physics research center, bu-ali research institute, mashhad university of medical sciences. mashhad, iran m. nazery medical physics, mashhad university of medical sciences. mashhad, iran h. zare medical physics research center, bu-ali research institute, mashhad university of medical sciences. mashhad, iran

background: application of dose-area product (dap) quantity has been increased in the clinical practice. dap is relatively easy to measure. dap has been shown to correlate well with the total energy imparted to the patient, which is related to the effective dose. material and methods: in this study, measurements of dap were carried out in a sample of 421 adult patients who underwent conventiona...

A. Aliasgharzadeh, D. Shahbazi-Gahrouei, F. Aminolroayaei,

Background: This study aimed to investigate dose area product (DAP), effective dose, and radiation risk in newborn infants hospitalized in neonatal intensive care units in Isfahan and Kashan. Materials and Methods: During a period of six months, DAP for chest X-ray examinations for newborn infants hospitalized in NICUs of five special hospitals including Beheshti (in Kashan), Al-Zahra, Imam Hos...

2014
M. H. Nassef

The objective of this study was to determine the Dose Area Product (DAP) for sample of 70 patients (40 Females and 30 Males) undergoing different types of digital radiography (DR) examinations at King Abdul-Aziz University Hospital (KAUH), Saudi Arabia. This study was done through implementing a quality control (QC) program initiated by The Center for Training and radiation protection, KAU. It ...

Journal: :The British journal of radiology 2000
J R Williams A Montgomery

The National Radiological Protection Board (NRPB) has recommended the introduction of dose-width product (DWP) for the measurement of patient dose in panoramic dental radiology and has proposed a reference level of 65 mGy mm for adult exposures. This paper describes a method for measuring DWP and dose-area product (DAP) using thermoluminescent dosemeters (TLDs). The technique was used on 16 set...

Journal: :Radiation protection dosimetry 2003
M G Delichas K Psarrakos E Molyvda-Athanassopoulou G Giannoglou K Hatziioannou E Papanastassiou

A detailed study of radiation doses received by 168 patients who underwent coronary angiography (CAG) and 102 patients who underwent percutaneous transluminal coronary angioplasty (PTCA) in two Greek hospitals is presented. Radiation dose was measured in terms of dose-area product (DAP). The contribution of fluoroscopy and cineradiography to the total DAP was examined separately for each radiol...

Journal: :journal of research in medical sciences 0
yang-sub lee hae-kag lee jae-hwan cho ham-gyum kim

background: the aim of this study was to investigate clinical applications of mobile c-arms and consequent radiation risk,to increase medical attention on radiation protection, and to provide basic data for safe radiation use in the operating room. materials and methods: in this study, a total of 374 surgical operations, conducted using a portable fluoroscopic x-ray system from january to march...

2012
Bidemi I. Akinlade Idowu P. Farai Akintunde A. Okunade

Patient dosimetry studies in diagnostic radiology in Nigeria have been on measurement of entrance skin dose and effective dose. Another important and easy to measure radiation dose descriptor that could be used to assess patient dose in radiological procedures is dose area product (DAP). Knowledge of DAP with location and projection of X-ray beam allows direct calculation of organ dose and effe...

Arash Gholoobi Hosein Nademi Mohammad Taghi Bahreyni Toossi, Seyedeh Farideh Baradaran

Introduction The increasing practice of interventional fluoroscopy in diagnosis and treatment of cardiovascular disease has risen attention to improve radiation protection of patients and cardiologists in these relatively high dose techniques. Therefore, nowadays there is an emphasis on the measurement of radiation dose received by patients and cardiologists arising from the relevant procedures...

Journal: :iranian journal of medical physics 0
mohammad taghi bahreyni toossi medical physics research center, medical physics department, mashhad university of medical sciences, mashhad, iran.

introduction the increasing practice of interventional fluoroscopy in diagnosis and treatment of cardiovascular disease has risen attention to improve radiation protection of patients and cardiologists in these relatively high dose techniques. therefore, nowadays there is an emphasis on the measurement of radiation dose received by patients and cardiologists arising from the relevant procedures...

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