Results 31 to 40 of about 4,387 (108)

Enfermedades intersticiales pulmonares relacionadas con el hábito tabáquico [PDF]

Revista SOCAMPAR, 2019
El consumo de tabaco es uno de los principales factores de riesgo relacionados con la aparición de patología pulmonar. Las enfermedades comunmente relacionadas con el tabaquismo son el cáncer de pulmón y la enfermedad pulmonar obstructiva crónica (EPOC).
Ordóñez Dios IM, Herrero González B, Sacristán Bou L, Lázaro Polo J, Bujalance Cabrera C, Rienda Moreno MA   +5 more
doaj  

A simple method to back-project isocenter dose of radiotherapy treatments using EPID transit dosimetry

Brazilian Journal of Radiation Sciences, 2017
The aim of this work was to implement a simple algorithm to evaluate isocenter dose in a phantom using the back-projected transmitted dose acquired using an Electronic Portal Imaging Device (EPID) available in a Varian Trilogy accelerator with two ...
Thiago Bernardino da Silveira, Bianca de Quadros Cerbaro, Luiz Antônio Ribeiro da Rosa   +2 more
doaj   +1 more source

CacheQuote: Efficiently Recovering Long-term Secrets of SGX EPID via Cache Attacks

Transactions on Cryptographic Hardware and Embedded Systems, 2018
Intel Software Guard Extensions (SGX) allows users to perform secure computation on platforms that run untrusted software. To validate that the computation is correctly initialized and that it executes on trusted hardware, SGX supports attestation ...
Fergus Dall, Gabrielle De Micheli, Thomas Eisenbarth, Daniel Genkin, Nadia Heninger, Ahmad Moghimi, Yuval Yarom   +6 more
doaj   +1 more source

Investigating the electronic portal imaging device for small radiation field measurements

Journal of Medical Physics, 2017
Purpose: With the advent of state-of-the-art treatment technologies, the use of small fields has increased, and dosimetry in small fields is highly challenging.
Arpita Agarwal, Nikhil Rastogi, K J Maria Das, S A Yoganathan, D Udayakumar, Shaleen Kumar   +5 more
doaj   +1 more source

A multi-faceted community intervention is associated with knowledge and standards of workplace mental health: the Superior Mental Wellness @ Work study

BMC Public Health, 2019
Background Poor psychosocial work environments, such as those with low psychological support and high demands, can be harmful to the mental health of workers.
Vicki L. Kristman, Jessica Lowey, Lynda Fraser, Susan Armstrong, Silva Sawula   +4 more
doaj   +1 more source

Effects of the adiponectin mimetic compound ALY688 on glucose and fat metabolism in visceral and subcutaneous rat adipocytes

Adipocyte, 2020
Adiponectin regulates white adipose tissue (WAT) metabolism and promotes insulin-sensitizing and anti-atherosclerotic effects in vivo. In this context, small molecule adiponectin receptor agonists have become of great therapeutic value for the treatment ...
Daniel Da Eira, Shailee Jani, Hyekyoung Sung, Gary Sweeney, Rolando B. Ceddia   +4 more
doaj   +1 more source

Investigation of the mechanical performance of Siemens linacs components during arc: gantry, MLC, and electronic portal imaging device

Medical Devices: Evidence and Research, 2015
Pejman Rowshanfarzad,1 Peter Häring,2 Hans L Riis,3 Sune J Zimmermann,3 Martin A Ebert1,4 1School of Physics, The University of Western Australia, Crawley, WA, Australia; 2German Cancer Research Center (DKFZ), Medical Physics in Radiation Oncology ...
Rowshanfarzad P, Häring P, Riis HL, Zimmermann SJ, Ebert MA   +4 more
doaj  

Development of a new VMAT QA framework for Mobius3D using control-point specific EPID images

Frontiers in Oncology
PurposeThis study presents novel quality assurance (QA) approach for volumetric modulated arc therapy (VMAT) that leverages frame-by-frame electronic portal imaging device (EPID) images integrated into Mobius3D for accurate three-dimensional dose ...
JaeHyun Seok, JaeHyun Seok, JaeHyun Seok, Hojin Kim, Min Cheol Han, Jihun Kim, Kwangwoo Park, Hyeonjeong Cho, Hyeonjeong Cho, Hyeonjeong Cho, Dohyeon Yoo, Jin Sung Kim, Jin Sung Kim, Jin Sung Kim   +13 more
doaj   +1 more source

Research on Position Verification of Multi-Leaf Collimator (MLC) and Dose Verification Based on Electronic Portal Imaging Device

Zhongguo yiliao qixie zazhi
ObjectiveA quality control (QC) system based on the electronic portal imaging device (EPID) system was used to realize the Multi-Leaf Collimator (MLC) position verification and dose verification functions on Primus and VenusX accelerators.
Jianfeng SUI, Jiawei SUN, Kai XIE, Liugang GAO, Tao LIN, Xinye NI   +5 more
doaj   +1 more source

Usage of PCI and long-term cardiovascular risk in post-myocardial infarction patients: a nationwide registry cohort study from Finland

BMC Cardiovascular Disorders, 2019
Background Despite currently available treatments, the burden of myocardial infarction (MI) morbidity and mortality remains prominent. The aim of this was to investigate the risk of developing subsequent cardiovascular events in MI patients. Methods This
Ville Kytö, Tuire Prami, Houssem Khanfir, Pål Hasvold, Eeva Reissell, Juhani Airaksinen   +5 more
doaj   +1 more source