3D printed testing aids for radiographic quality control
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Applied Clinical Medical Physics"
DOI: 10.1002/acm2.12574
Abstract: Abstract Quality control testing of radiographic and fluoroscopic imaging systems requires positioning of test objects in the x‐ray beam in a precise and repeatable fashion. In this work we present several three‐dimensional (3D) printed testing… read more here.
Keywords: testing aids; quality control; tube; tube voltage ... See more keywords
Evaluation of BMI‐based tube voltage selection in CT colonography: A prospective comparison of low kV versus routine 120 kV protocol
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Applied Clinical Medical Physics"
DOI: 10.1002/acm2.13955
Abstract: Abstract Aim To explore the value of individualized kVp selection based on the patient's body mass index (BMI, kg/m2) in CT colonography (CTC). Materials and Methods Seventy‐eight patients underwent two CTC scans: conventional 120 kVp… read more here.
Keywords: bmi based; colonography; group; tube voltage ... See more keywords
Individualized coronary calcium scoring at any tube voltage using a kV-independent reconstruction algorithm
Sign Up to like & getrecommendations! Published in 2020 at "European Radiology"
DOI: 10.1007/s00330-020-06951-1
Abstract: Purpose We prospectively investigate the feasibility of a patient specific automated tube voltage selection (ATVS)-based coronary artery calcium scoring (CACS) protocol, using a kV-independent reconstruction algorithm, to achieve significant dose reductions while maintaining the overall… read more here.
Keywords: voltage; tube voltage; using independent; cacs ... See more keywords
Towards reference values of pericoronary adipose tissue attenuation: impact of coronary artery and tube voltage in coronary computed tomography angiography
Sign Up to like & getrecommendations! Published in 2020 at "European Radiology"
DOI: 10.1007/s00330-020-07069-0
Abstract: To determine normal pericoronary adipose tissue mean attenuation (PCATMA) values for left the anterior descending (LAD), left circumflex (LCX), and right coronary artery (RCA) in patients without plaques on coronary CT angiography (cCTA), taking into… read more here.
Keywords: tube voltage; rca; pcatma; ccta ... See more keywords
High-strength deep learning image reconstruction in coronary CT angiography at 70-kVp tube voltage significantly improves image quality and reduces both radiation and contrast doses
Sign Up to like & getrecommendations! Published in 2022 at "European Radiology"
DOI: 10.1007/s00330-021-08424-5
Abstract: To explore the use of 70-kVp tube voltage combined with high-strength deep learning image reconstruction (DLIR-H) in reducing radiation and contrast doses in coronary CT angiography (CCTA) in patients with body mass index (BMI) read more here.
Keywords: image; kvp tube; radiation; tube voltage ... See more keywords
Low Tube Voltage and Iterative Model Reconstruction in Follow-up CT Angiography After Thoracic Endovascular Aortic Repair: Ultra-low Radiation Exposure and Contrast Medium Dose.
Sign Up to like & getrecommendations! Published in 2018 at "Academic radiology"
DOI: 10.1016/j.acra.2017.11.001
Abstract: RATIONALE AND OBJECTIVES This study aimed to investigate the feasibility of reducing radiation exposure and contrast medium (CM) dose in follow-up computed tomography angiography (CTA) after thoracic endovascular aortic repair (TEVAR) using low tube voltage… read more here.
Keywords: low tube; tube; tube voltage; radiation exposure ... See more keywords
[P019] Optimized tube voltage setting for contrast of the mammogram films
Sign Up to like & getrecommendations! Published in 2018 at "Physica Medica"
DOI: 10.1016/j.ejmp.2018.06.347
Abstract: Purpose In analogue mammography, single-side emulsion mammographic films (s-s film) had been used. However, double-sided emulsion mammographic films (d-s film) were developed in 2010. The contrast of d-s films is higher than s-s films. Therefore,… read more here.
Keywords: image; tube voltage; contrast; breast ... See more keywords
Optimization of tube voltage in X-ray dark-field chest radiography
Sign Up to like & getrecommendations! Published in 2019 at "Scientific Reports"
DOI: 10.1038/s41598-019-45256-2
Abstract: Grating-based X-ray dark-field imaging is a novel imaging modality which has been refined during the last decade. It exploits the wave-like behaviour of X-radiation and can nowadays be implemented with existing X-ray tubes used in… read more here.
Keywords: dark field; ray; field; tube voltage ... See more keywords
The feasibility of low-concentration contrast and low tube voltage in computed tomography perfusion imaging: an animal study
Sign Up to like & getrecommendations! Published in 2018 at "Bioscience Reports"
DOI: 10.1042/bsr20170977
Abstract: Aim: To investigate the feasibility of low-concentration contrast (270 mg/ml) together with low tube voltage (80 kV) and adaptive iterative dose reduction (AIDR)-3D reconstruction in liver computed tomography (CT) perfusion imaging. Method: A total of… read more here.
Keywords: low tube; concentration contrast; contrast; perfusion ... See more keywords
Evaluation of Effective Dose from CT Scans for Overweight and Obese Adult Patients Using the VirtualDose Software
Sign Up to like & getrecommendations! Published in 2017 at "Radiation Protection Dosimetry"
DOI: 10.1093/rpd/ncw119
Abstract: This paper evaluates effective dose (ED) of overweight and obese patients who undergo body computed tomography (CT) examinations. ED calculations were based on tissue weight factors in the International Commission on Radiological Protection Publication 103… read more here.
Keywords: overweight obese; virtualdose software; tube voltage; conversion ... See more keywords
A LESSON FROM AUTOMATIC TUBE VOLTAGE SELECTION: FEASIBILITY OF 100 kVp IN PORTAL VENOUS PHASE ABDOMINAL CT.
Sign Up to like & getrecommendations! Published in 2020 at "Radiation protection dosimetry"
DOI: 10.1093/rpd/ncz302
Abstract: PURPOSE To evaluate the relationship between ATVS-recommended tube voltage and patient body habitus and to compare radiation dose and diagnostic performance between fixed 120-kVp and ATVS protocols in portal venous phase abdomen CT. METHODS A… read more here.
Keywords: tube voltage; venous phase; kvp; portal venous ... See more keywords