effective dose (radiation)
Assessment of Organ Dose and Effective Dose from Head CT Examination in a Large Hospital in South Southern Nigeria
... collective effective dose to the population ...radiation dose delivered to superficial radiosensitive organs, such as lens of the eye, unavoidably irradiated during radiological procedures of the ...
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Estimate Of Reference Effective Dose And Renal Dose During Abdominal CT Scan For Dose Optimization Procedures In Ghana
... individual dose and exposure parameters exceeded the critical ...abdominal effective dose in all the ...high dose in some cases based on the study ...the dose received depend to a ...
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A Study on Effective Dose to Patients and Workers During Diagnostic X-ray Procedure in UTHM Health Centre
... Abstract: Effective dose is used as a reference limit to measure the total health risk from the radiation exposure to the ...of effective dose could result in a high possibility of developing ...
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Effective dose and Effective risk from post SPECT imaging of the lumbar spine
... radiation dose to the patient. Research has shown that the additional dose from CT acquisitions acquired as part of a SPECT-CT study are not insignificant and on occasions can exceed the dose from ...
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Estimation of Terrestrial Gamma Radiation Dose and Annual Effective Dose Around Industrial Areas of Tumkur City
... IJSRR, 8(2) April. – June., 2019 Page 4660 approximately one meter above the ground at the inside and outside of the different types of buildings, soil, and in some quarries. For each location, eight measurements were ...
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Measurements of Entrance Surface Dose and Effective Dose of Patients in Diagnostic Radiography
... a dose to patients primarily depends on the Entrance Surface Dose (ESD) and the sensitivity of organs which are irradiated during treatment ...patient’s dose to assess ESD and ED for patients in ...
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Estimation of Soil Gas Radon Concentration and the Effective Dose Rate by using SSNTDs
... and effective dose rate were made for a number of 168 measurements of soil samples in some towns of the Gezira State in the central part of the ...the effective dose was calculated to be from ...
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Natural Radionuclides Concentrations and Annual Effective Dose in Seasonal Fruits of Bangladesh
... into dose on ingestion of radionuclides into the body. The intake to dose conversion factors cited in the ICRP publication ...internal effective dosesare: ...ingestion dose coefficients and ...
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Specific Activities of Natural Radionuclides and Annual Effective Dose Due to the Intake of Some Types of Children Powdered Milk Available in Baghdad Markets Basim Khalaf Rejah
... Specific activity for 226 Ra, 232 Th and 40 K in different samples of powdered milk for children were measured by NaI(TI) detector. The average value of specific activity for radionuclide 40 K was the highest in all ...
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Using Age and Weight Specific CT Protocol to Estimate Reference Effective Dose to Patients Undergoing CT Examination
... patient dose is the CT dose index (CTDI) and ...The effective dose values represents an averaged dose to patients, hence the measurements are only an approximation of the dose to ...
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Effective dose estimation for oncological and neurological PET/CT procedures
... estimate effective dose, using the same conversion coefficient independently of weight, age, or sex of the ...the dose may not be fully equivalent to the one used by ...
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Prediction of Organ and Effective dose with known mAs and kVp for Dose Optimisation Protocol and Recommendations in CT
... exposure dose to patients are determine by input parameters including mAs, kVp, pitch factor among other ...patients’ dose (organ and effective dose) estimates with preset eff mAs and standard ...
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Low Dose Temporal Bone CT in Infants and Young Children: Effective Dose and Image Quality
... Low-dose temporal bone CT scans allow an accurate evalua- tion of middle and inner ear structures in infants and young children with radiation doses 3– 8 times below literature-de- rived protocols with diagnostic, ...
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Radiation hazard index and excess lifetime cancer risk due to natural radioactivity in environmental matrix waste dumpsite, Rivers state.
... the dose criteria when it used as building ...annual effective dose < (less than) ...Annual Effective Dose Equivalent (AEDE): ...
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Investigation of Radionuclide Levels in Groundwater Around Transmission Company of Nigeria for Environmental Impact Assessment
... absorbed dose rate, the annual effective dose equivalent, internal hazard index, external hazard index, annual gonadal dose equivalent, and representative gamma index and radium equivalent are ...
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Natural Radioactivity Levels and Estimation of Radiation Exposure in Environmental Soil Samples from Tulkarem Province Palestine
... 1993, 2000) [1,4]. Thus, the radioactive impact and the additional external radiation exposure for population due to soils were negligible, and consequently, the possible increase might be due to: 1) radon flux from the ...
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A national survey on radiation dose in CT in The Netherlands
... average effective mAs, volume CT dose index (CTDIvol), and dose-length product (DLP) were recorded for each scan phase from the dose ...report. Effective dose (E) was estimated ...
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Effective dose equivalents to patients undergoing cerebral angiography
... The mean entrance skin doses for fluoroscopy 271 mGy, AP cut film 88 mGy, lateral cut film 18 mGy, and DSA 25 mGy cannot be added to generate an overall "patient dose." For each of these[r] ...
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Determination of Background Ionizing Radiations in Selected Buildings in Nairobi County, Kenya
... Brazil [14]. According to a study in 2013 classified radiation areas as low (less than 5mSv), medium (5-10 mSv), high (20-50 mSv) and very high (greater than 50 mSv) [15]. In China, Yangjiang is a high natural background ...
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Evaluation of the biodistribution and radiation dosimetry of the 18F-labelled amyloid imaging probe [18F]FACT in humans
... The effective dose of [ 18 F]FACT from the mouse ex- periments ...relevant dose. The underesti- mation of absorbed dose in the mouse gallbladder (20 times lower) and liver (3 times lower) ...
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