Results 31 to 40 of about 1,430,816 (305)

Single- and Dual-Source CT Myelography: Comparison of Radiation Exposure and Establishment of Diagnostic Reference Levels

open access: yesDiagnostics, 2021
CT myelography (CTM) is a diagnostic technique for the evaluation of various spinal pathologies, and plays an important role in diagnosis of different diseases such as spontaneous intracranial hypotension and postoperative cerebrospinal fluid leaks.
Sebastian Zensen   +6 more
doaj   +1 more source

Development and validation of a new glaucoma screening test using temporally modulated flicker [PDF]

open access: yes, 2018
Purpose Describing the psychometric characteristics and diagnostic accuracy of the Accelerator 4‐Alternative Forced‐Choice Flicker Test prototype (A4FTp) for detecting chronic open angle glaucoma (COAG).
Ctori, I.   +4 more
core   +1 more source

Establishment of pediatric local diagnostic reference levels for intraoral radiography

open access: yesRadiation Protection and Environment, 2020
The objective of the present study is to propose a set of regional diagnostic reference levels (DRLs) for pediatric intraoral (IO) radiography procedures classified by IO examinations in Tamil Nadu, India.
Amal Jose   +3 more
doaj   +1 more source

Establishment of CT diagnostic reference levels in Ireland [PDF]

open access: yesThe British Journal of Radiology, 2012
To propose Irish CT diagnostic reference levels (DRLs) by collecting radiation doses for the most commonly performed CT examinations.A pilot study investigated the most frequent CT examinations. 40 CT sites were then asked to complete a survey booklet to allow the recording of CT parameters for each of 9 CT examinations during a 12-week period.
Foley, Shane J.   +2 more
openaire   +4 more sources

DETERMINATION OF LOCAL DIAGNOSTIC REFERENCE LEVEL (LDL) PEDIATRIC PATIENTS ON CT HEAD EXAMINATION BASED ON SIZE-SPECIFIC DOSE ESTIMATES (SSDE) VALUES

open access: yesJournal of Vocational Health Studies, 2019
Background: CT Scan provides the biggest contribution in receiving radiation doses in patients. Especially in pediatric patients or children. Local DRL (Diagnostic Reference Level) is an effort to optimize radiation for patients in every health facility.
Risalatul Latifah   +3 more
doaj   +1 more source

U.S. National Diagnostic Reference Levels: Closing the Gap [PDF]

open access: yesRadiology, 2015
The University of California investigators have demonstrated meticulous efforts to define dose benchmarks for the University of California system; their efforts will help them to optimize their local practices and demonstrate a process that others can use.
James A, Brink, Donald L, Miller
openaire   +2 more sources

Bone marrow edema in sacroiliitis : detection with dual-energy CT

open access: yes, 2020
Objectives: To evaluate the feasibility and diagnostic accuracy of dual-energy computed tomography (DECT) for the detection of bone marrow edema (BME) in patients suspected for sacroiliitis. Methods: Patients aged 18-55 years with clinical suspicion for
Carron, Philippe   +6 more
core   +1 more source

Establishment of CTPA Local Diagnostic Reference Levels with Noise Magnitude as a Quality Indicator in a Tertiary Care Hospital

open access: yesDiagnostics, 2020
This study aimed to establish the local diagnostic reference levels (LDRLs) of computed tomography pulmonary angiography (CTPA) examinations based on body size with regard to noise magnitude as a quality indicator.
Hanif Haspi Harun   +5 more
doaj   +1 more source

Magnetoresistive biosensors with on-chip pulsed excitation and magnetic correlated double sampling. [PDF]

open access: yes, 2018
Giant magnetoresistive (GMR) sensors have been shown to be among the most sensitive biosensors reported. While high-density and scalable sensor arrays are desirable for achieving multiplex detection, scalability remains challenging because of long data ...
Bechstein, Daniel JB   +7 more
core   +2 more sources

Local Diagnostic Reference Levels for Paediatric Head CT Procedures

open access: yesActa medica Lituanica, 2021
 Background. Patients, especially children, are exposed to substantially high doses of ionising radiation during computed tomography (CT) procedures. Children are several times more susceptible to ionising radiation than adults. Diagnostic reference levels (DRLs) are an important tool for monitoring and optimising patient radiation exposure from ...
Gricienė, Birutė   +1 more
openaire   +4 more sources

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