User contributions
12 August 2021
Collective effective dose
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+46
Collective effective dose
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-1
Collective effective dose
Created page with "100px|frameless|right|link=ICRP Glossary The collective effective dose due to individual effective dose values between E_1and E_2 from a specified..."
Charged-particle equilibrium
Created page with "100px|frameless|right|link=ICRP Glossary Charged-particle equilibrium in a volume of interest implies that the energies, numbers, and directions o..."
Bronchiolar region
Created page with "100px|frameless|right|link=ICRP Glossary Part of the respiratory tract consisting of the bronchioles and terminal bronchioles (airway generations..."
Biological half-life
Created page with "100px|frameless|right|link=ICRP Glossary The time required, in the absence of further input, for a biological system or compartment to eliminate,..."
Derived air concentration
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Derived air concentration
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+31
Derived air concentration
Created page with "100px|frameless|right|link=ICRP Glossary The DAC is the activity concentration in air in Bq m^(-3)of the radionuclide considered that would lead t..."
Annual limit on intake
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+6
Annual limit on intake
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-1
Annual limit on intake
Created page with "100px|frameless|right|link=ICRP Glossary (See also Derived air concentration) ALI was defined in ICRP Publication 60 as an intake (in Bq) of..."
Annual intake
Created page with "100px|frameless|right|link=ICRP Glossary The amount of a specified radionuclide entering the human body by ingestion or inhalation within one year..."
Ambient dose equivalent
Created page with "100px|frameless|right|link=ICRP Glossary The dose equivalent at a point in a radiation field that would be produced by the corresponding expanded..."
Activity median aerodynamic diameter
Created page with "100px|frameless|right|link=ICRP Glossary A value of aerodynamic diameter (d<sub>ae</sub>) such that 50% of the activity in the aerosol is associat..."
Source region
Created page with "100px|frameless|right|link=ICRP Glossary Region of the body containing the radionuclide. The region may be an organ, a tissue, the contents of the..."
Absorbed fraction
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+21
Absorbed fraction
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+7
ICRP Glossary
T
+10
Typical value
Created page with "100px|frameless|right|link=ICRP Glossary DRL The median of the distribution of the data for a DRL quantity for a clinical imaging procedure...."
Treatment preparation in radiotherapy
Created page with "100px|frameless|right|link=ICRP Glossary All the tasks to be performed before the actual radiation delivery is initiated. Treatment preparation is..."
Digital breast tomosynthesis
Created page with "100px|frameless|right|link=ICRP Glossary Multiple mammographic x-ray exposures of the breast are obtained using many projection angles. The inform..."
ICRP Glossary
T
+18
Tolerance dose
Created page with "100px|frameless|right|link=ICRP Glossary Radiotherapy The maximum radiation dose or intensity of fractionated radiotherapy that is associated wit..."
Time-resolved computed tomography
Created page with "100px|frameless|right|link=ICRP Glossary The generation of CT datasets from serial three-dimensional volumetric images obtained as a function of t..."
Teratocarcinoma
Created page with "100px|frameless|right|link=ICRP Glossary A malignant neoplasm consisting of elements of teratoma with those of embryonal carcinoma or choriocarcin..."
Stem cell
Created page with "100px|frameless|right|link=ICRP Glossary Cells with an unlimited proliferative capacity, capable of self-renewal and differentiation to produce al..."
Standard-size adult
Created page with "100px|frameless|right|link=ICRP Glossary It is important to have some standardisation of patient size if the number of patients for whom dose surv..."
Slice
Created page with "100px|frameless|right|link=ICRP Glossary In CT and CBCT A tomographic section (defined by the position and thickness) of a test phantom or patie..."
Size-specific dose estimate
Created page with "100px|frameless|right|link=ICRP Glossary A patient dose estimate for computed tomography (CT) scans that considers corrections based on the size (..."
Shielding
Created page with "100px|frameless|right|link=ICRP Glossary The placement of a high-absorption material (e.g. lead, concrete) between the source and its environment..."
Secondary radiation
Created page with "100px|frameless|right|link=ICRP Glossary Radiation produced by interaction between the primary beam and the matter. In the radiotherapy treatment..."
Relative survival
Created page with "100px|frameless|right|link=ICRP Glossary The ratio of the proportion of cancer patients who survive for a specified number of years (e.g., 5 years..."
Registry
Created page with "100px|frameless|right|link=ICRP Glossary A collection of information. A registry is usually organised so that the data in it can be analysed. Regi..."
Regional diagnostic reference levels
Created page with "100px|frameless|right|link=ICRP Glossary DRLs set in a region based on either a representative sample of health facilities or on national DRL va..."
Reference air kerma
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+8
Reference air kerma
Created page with "100px|frameless|right|link=ICRP Glossary Air kerma of the primary x-ray beam measured under specific conditions and expressed as the equivalent va..."
Referrer
Created page with "100px|frameless|right|link=ICRP Glossary A medical doctor, dentist, or other health professional who is entitled to refer individuals for medical..."
Rb
Created page with "100px|frameless|right|link=ICRP Glossary Retinoblastoma proto-oncogene with tumour suppressor function; limits excessive cell growth. (ICRP Pub..."
Ras
Created page with "100px|frameless|right|link=ICRP Glossary Rat sarcoma proto-oncogene/small guanosine triphosphate hydrolase (GTPase) protein/a basic cell signal tr..."
ICRP Glossary
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+56
Radiation-induced secondary malignancy
Created page with "100px|frameless|right|link=ICRP Glossary Late complications of radiotherapy, seen among the survivors of both adult and pediatric cancers. Mutagen..."
ICRP Glossary
R
+45
Radiation-induced second cancer
Created page with "100px|frameless|right|link=ICRP Glossary Malignant neoplasm attributed to radiation delivered during radiotherapy for a primary cancer. '''Return..."
ICRP Glossary
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+18
Quality control testing
Created page with "100px|frameless|right|link=ICRP Glossary X-ray equipment Measurements that evaluate the current state of x-ray equipment performance and image qu..."
Potential recoverability correction factor
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Potential recoverability correction factor
Created page with "100px|frameless|right|link=ICRP Glossary A set of factors that take account of knowledge that different classes of germ line mutation will show di..."
ICRP Glossary
P
+109
Pilomatricoma
Created page with "100px|frameless|right|link=ICRP Glossary A slowly growing, benign skin tumour originating from primitive cells of the hair matrix and hair shaft...."