User contributions
Jump to navigation
Jump to search
(newest | oldest) View (newer 100 | older 100) (20 | 50 | 100 | 250 | 500)
- 19:01, 12 August 2021 (diff | hist) (+46) Collective effective dose
- 19:00, 12 August 2021 (diff | hist) (-1) Collective effective dose
- 18:59, 12 August 2021 (diff | hist) (+848) N 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...")
- 18:45, 12 August 2021 (diff | hist) (+583) N 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...") (current)
- 18:44, 12 August 2021 (diff | hist) (+261) N 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...") (current)
- 18:43, 12 August 2021 (diff | hist) (+358) N 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,...") (current)
- 18:41, 12 August 2021 (diff | hist) (0) Derived air concentration (current)
- 18:41, 12 August 2021 (diff | hist) (+31) Derived air concentration
- 18:40, 12 August 2021 (diff | hist) (+1,240) N 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...")
- 18:37, 12 August 2021 (diff | hist) (+6) Annual limit on intake (current)
- 18:36, 12 August 2021 (diff | hist) (-1) Annual limit on intake
- 18:36, 12 August 2021 (diff | hist) (+819) N 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...")
- 18:31, 12 August 2021 (diff | hist) (+254) N 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...") (current)
- 18:30, 12 August 2021 (diff | hist) (+494) N 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...") (current)
- 18:29, 12 August 2021 (diff | hist) (+483) N 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...") (current)
- 18:27, 12 August 2021 (diff | hist) (+364) N 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...") (current)
- 18:24, 12 August 2021 (diff | hist) (+21) Absorbed fraction (current)
- 18:23, 12 August 2021 (diff | hist) (+7) Absorbed fraction
- 18:18, 12 August 2021 (diff | hist) (+10) ICRP Glossary (→T)
- 18:18, 12 August 2021 (diff | hist) (+883) N 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....") (current)
- 18:16, 12 August 2021 (diff | hist) (+531) N 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...") (current)
- 18:15, 12 August 2021 (diff | hist) (+435) N 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...") (current)
- 18:14, 12 August 2021 (diff | hist) (+18) ICRP Glossary (→T)
- 18:14, 12 August 2021 (diff | hist) (+452) N 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...") (current)
- 18:13, 12 August 2021 (diff | hist) (+577) N 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...") (current)
- 18:11, 12 August 2021 (diff | hist) (+302) N 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...") (current)
- 18:10, 12 August 2021 (diff | hist) (+861) N 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...") (current)
- 18:09, 12 August 2021 (diff | hist) (+830) N 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...") (current)
- 18:07, 12 August 2021 (diff | hist) (+312) N 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...") (current)
- 18:06, 12 August 2021 (diff | hist) (+680) N 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 (...") (current)
- 18:05, 12 August 2021 (diff | hist) (+331) N 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...") (current)
- 18:04, 12 August 2021 (diff | hist) (+407) N 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...") (current)
- 18:03, 12 August 2021 (diff | hist) (+354) N 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...") (current)
- 18:02, 12 August 2021 (diff | hist) (+608) N 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...") (current)
- 18:01, 12 August 2021 (diff | hist) (+349) N 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...") (current)
- 17:59, 12 August 2021 (diff | hist) (+8) Reference air kerma (current)
- 17:59, 12 August 2021 (diff | hist) (+1,541) N 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...")
- 17:57, 12 August 2021 (diff | hist) (+323) N 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...") (current)
- 17:56, 12 August 2021 (diff | hist) (+240) N Rb (Created page with "100px|frameless|right|link=ICRP Glossary Retinoblastoma proto-oncogene with tumour suppressor function; limits excessive cell growth. (ICRP Pub...") (current)
- 17:55, 12 August 2021 (diff | hist) (+331) N 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...") (current)
- 17:54, 12 August 2021 (diff | hist) (+56) ICRP Glossary (→R)
- 17:53, 12 August 2021 (diff | hist) (+482) N 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...") (current)
- 17:53, 12 August 2021 (diff | hist) (+45) ICRP Glossary (→R)
- 17:52, 12 August 2021 (diff | hist) (+208) N 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...") (current)
- 17:51, 12 August 2021 (diff | hist) (+18) ICRP Glossary (→Q)
- 17:51, 12 August 2021 (diff | hist) (+357) N 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...") (current)
- 17:49, 12 August 2021 (diff | hist) (0) Potential recoverability correction factor (current)
- 17:49, 12 August 2021 (diff | hist) (+397) N 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...")
- 17:48, 12 August 2021 (diff | hist) (+109) ICRP Glossary (→P)
- 17:47, 12 August 2021 (diff | hist) (+252) N 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....") (current)
- 17:46, 12 August 2021 (diff | hist) (+424) N Pencil beam (Created page with "100px|frameless|right|link=ICRP Glossary A beam of radiant energy concentrated in an approximately conical or cylindrical portion of space of rela...") (current)
- 17:45, 12 August 2021 (diff | hist) (+512) N Oxygen enhancement ratio (Created page with "100px|frameless|right|link=ICRP Glossary The ratio of the absorbed dose required to cause the same biological endpoint in hypoxic conditions as in...") (current)
- 17:44, 12 August 2021 (diff | hist) (+304) N Organ at risk (Created page with "100px|frameless|right|link=ICRP Glossary An organ that may be damaged during exposure to radiation. OAR most frequently refers to healthy organs l...") (current)
- 17:43, 12 August 2021 (diff | hist) (+574) N Molecular imaging (Created page with "100px|frameless|right|link=ICRP Glossary Molecular imaging is the visualization, characterization, and measurement of biological processes at the...") (current)
- 17:42, 12 August 2021 (diff | hist) (+470) N Nuclear medicine (Created page with "100px|frameless|right|link=ICRP Glossary Nuclear medicine: Nuclear medicine uses radionuclides or tracers labelled with radionuclides in human and...") (current)
- 17:41, 12 August 2021 (diff | hist) (+1,289) N Notification value (Created page with "100px|frameless|right|link=ICRP Glossary In CT A facility-defined value for volume CT dose index (CTDI<sub>vol</sub>) or dose–length product (...") (current)
- 17:39, 12 August 2021 (diff | hist) (+8) ICRP Glossary (→N)
- 17:38, 12 August 2021 (diff | hist) (+13) ICRP Glossary (→N)
- 17:38, 12 August 2021 (diff | hist) (+680) N Noise (Created page with "100px|frameless|right|link=ICRP Glossary In imaging A fundamental statistical phenomenon that is present in all images. Noise tends to reduce the...") (current)
- 17:37, 12 August 2021 (diff | hist) (+692) N Multitarget equation (Created page with "100px|frameless|right|link=ICRP Glossary Model that assumes the presence of a number of critical targets in a cell, all of which require inactivat...") (current)
- 17:31, 12 August 2021 (diff | hist) (+226) N Multifactorial diseases (Created page with "100px|frameless|right|link=ICRP Glossary Diseases that are attributable to multiple genetic and environmental factors. ((ICRP Publication 103...") (current)
- 17:31, 12 August 2021 (diff | hist) (+36) Multi-detector computed tomography (current)
- 17:29, 12 August 2021 (diff | hist) (+768) N Multi-detector computed tomography (Created page with "100px|frameless|right|link=ICRP Glossary MDCT systems are CT scanners with a detector array consisting of more than a single row of detectors. The...")
- 17:28, 12 August 2021 (diff | hist) (+902) N Mean glandular dose (Created page with "100px|frameless|right|link=ICRP Glossary In mammography D<sub>G</sub> is the mean absorbed dose in the glandular tissue of the breast. Glandular t...") (current)
- 16:51, 12 August 2021 (diff | hist) (+16) DRL value (current)
- 16:50, 12 August 2021 (diff | hist) (+508) N National DRL (Created page with "100px|frameless|right|link=ICRP Glossary DRL value set in a country based on data from a representative sample of healthcare facilities in that co...") (current)
- 16:49, 12 August 2021 (diff | hist) (+12) Local DRL (current)
- 16:48, 12 August 2021 (diff | hist) (+691) N Local DRL (Created page with "100px|frameless|right|link=ICRP Glossary A DRL for an x-ray procedure set in healthcare facilities within part of a country for a defined clinica...")
- 16:46, 12 August 2021 (diff | hist) (+479) N Intensity-modulated radiotherapy (Created page with "100px|frameless|right|link=ICRP Glossary Advanced mode of high-precision radiotherapy that uses computer-controlled linear accelerators to deliver...") (current)
- 16:45, 12 August 2021 (diff | hist) (+2) Hyperfractionation (current)
- 16:45, 12 August 2021 (diff | hist) (+1) Accelerated fractionation (current)
- 16:44, 12 August 2021 (diff | hist) (+505) N Hyperfractionation (Created page with "100px|frameless|right|link=ICRP Glossary Significant reduction in dose per fraction below a conventional level of 1.8–2.0 Gy to give a greater t...")
- 16:43, 12 August 2021 (diff | hist) (-1) Hounsfield unit (current)
- 16:43, 12 August 2021 (diff | hist) (+704) N Hounsfield unit (Created page with "100px|frameless|right|link=ICRP Glossary Number used to represent the mean x-ray attenuation associated with each elemental area of the CT image....")
- 16:31, 12 August 2021 (diff | hist) (+615) N Growth factor (Created page with "100px|frameless|right|link=ICRP Glossary An organic molecule that stimulates cell proliferation when it binds to its cellsurface receptor. Often s...")
- 16:29, 12 August 2021 (diff | hist) (+20) ICRP Glossary (→G)
- 16:28, 12 August 2021 (diff | hist) (+338) N Graft vs host disease (Created page with "100px|frameless|right|link=ICRP Glossary In transplants, reaction by immunologically competent cells of the donor against the antigens present on...")
- 16:27, 12 August 2021 (diff | hist) (+313) N GATA binding protein 2 (Created page with "100px|frameless|right|link=ICRP Glossary Master regulatory gene encoding for zinc finger DNA binding domain transcription factors/regulatory gene/...")
- 16:26, 12 August 2021 (diff | hist) (+283) N Gastroschisis (Created page with "100px|frameless|right|link=ICRP Glossary A congenital defect characterised by a defect in the anterior abdominal wall through which the abdominal...")
- 16:25, 12 August 2021 (diff | hist) (+346) N Gastrulation (Created page with "100px|frameless|right|link=ICRP Glossary Early phase in the embryonic development of most animals, during which the single-layered blastula is re-...")
- 16:24, 12 August 2021 (diff | hist) (+513) N Functional subunits (Created page with "100px|frameless|right|link=ICRP Glossary Subunit of an organ (or tissue) performing a certain function for the organ. e.g., nephrons in kidney, al...") (current)
- 16:23, 12 August 2021 (diff | hist) (+439) N Fractionation and dose delivery patterns (Created page with "100px|frameless|right|link=ICRP Glossary The dose per fraction of radiation is the total dose divided into a particular number of fractions. A ver...")
- 16:21, 12 August 2021 (diff | hist) (+1,020) N Fluoroscopically or computed tomography guided interventions (Created page with "100px|frameless|right|link=ICRP Glossary Procedures comprising image guided therapeutic or diagnostic interventions by percutaneous or other acces...")
- 16:19, 12 August 2021 (diff | hist) (+269) N Exogenous excretion (Created page with "100px|frameless|right|link=ICRP Glossary Term used to specify the (faecal) excretion of material that passes through the alimentary tract without...") (current)
- 16:18, 12 August 2021 (diff | hist) (+819) N DRL quantity (Created page with "100px|frameless|right|link=ICRP Glossary A commonly and easily measured or determined radiation metric (e.g. K<sub>a,e</sub>, K<sub>a,i</sub>, CTD...") (current)
- 16:16, 12 August 2021 (diff | hist) (+941) N DRL value (Created page with "100px|frameless|right|link=ICRP Glossary An arbitrary notional value of a DRL quantity usually set at the 75th percentile of the distribution...")
- 16:14, 12 August 2021 (diff | hist) (+8) DRL process (current)
- 16:13, 12 August 2021 (diff | hist) (+322) N DRL process (Created page with "100px|frameless|right|link=ICRP Glossary The cyclical process of establishing DRL values using them as a tool for optimisation and subsequently de...")
- 16:11, 12 August 2021 (diff | hist) (+11) Dose-length product (current)
- 16:10, 12 August 2021 (diff | hist) (+773) N Dose-length product (Created page with "100px|frameless|right|link=ICRP Glossary A parameter used as a surrogate measure for patient dose in a computed tomography scan of length L. By co...")
- 16:09, 12 August 2021 (diff | hist) (-1) Diagnostic reference level (current)
- 16:09, 12 August 2021 (diff | hist) (0) Diagnostic reference level
- 16:08, 12 August 2021 (diff | hist) (-251) Diagnostic reference level
- 16:07, 12 August 2021 (diff | hist) (+1,802) N Diagnostic reference level (Created page with "100px|frameless|right|link=ICRP Glossary A diagnostic reference level is a form of investigation level used as a tool to aid in optimisation of p...")
- 16:04, 12 August 2021 (diff | hist) (+912) N Detector quantum efficiency (Created page with "100px|frameless|right|link=ICRP Glossary A measure of the combined effects of the signal (related to image contrast) and noise performance of an i...") (current)
- 16:03, 12 August 2021 (diff | hist) (+571) N Exposure index (Created page with "100px|frameless|right|link=ICRP Glossary Indicator displayed on digital radiography equipment (computed radiography or digital radiography) relate...") (current)
- 16:01, 12 August 2021 (diff | hist) (+609) N Dental and maxillofacial imaging (Created page with "100px|frameless|right|link=ICRP Glossary Dental and maxillofacial imaging refers to imaging of high-contrast structures related to the teeth and j...") (current)
- 15:59, 12 August 2021 (diff | hist) (+39) ICRP Glossary (→D)
- 15:58, 12 August 2021 (diff | hist) (+56) ICRP Glossary
- 15:56, 12 August 2021 (diff | hist) (+1,423) N Cone beam computed tomography (Created page with "100px|frameless|right|link=ICRP Glossary A form of x-ray computed tomography in which the x rays in the form of a divergent cone or pyramid expose...") (current)
(newest | oldest) View (newer 100 | older 100) (20 | 50 | 100 | 250 | 500)