Investigating centering, scan length, and arm position impact on radiation dose across 4 countries from 4 continents during pandemic: Mitigating key radioprotection issues

Autor: Alessandro Carriero, Shadi Ebrahimian, Helen J. Khoury, Alessio Paschè, Mônica Oliveira Bernardo, Rosa Babaei, Jenia Vassileva, Iman Mohseni, Zeno Falaschi, Luciano Leitão Tapajós, Chiara Arru, Hadi Karimi Mobin, Fatemeh Homayounieh, Antônio Alberto Moscatelli, Juliana Santana de Melo Tapajós, Luca Saba, Bernardo Bizzo, Mannudeep K. Kalra

Publikováno v: Physica Medica

Purpose Optimization of CT scan practices can help achieve and maintain optimal radiation protection. The aim was to assess centering, scan length, and positioning of patients undergoing chest CT for suspected or known COVID-19 pneumonia and to inves

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::dd56b3d3a21985fc06354f63c0d7dfec
https://doi.org/10.1016/j.ejmp.2021.04.001

CHEST CT USAGE IN COVID-19 PNEUMONIA: MULTICENTER STUDY ON RADIATION DOSES AND DIAGNOSTIC QUALITY IN BRAZIL

Autor: Monica Bernardo, Fatemeh Homayounieh, Maria Cristina Rodel Cuter, Luiz Mário Bellegard, Homero Medeiros Oliveira Junior, Gabriela Oliveira Buril, Juliana Santana de Melo Tapajós, Danilo Moulin Sales, Luiz Claudio de Moura Carvalho, Débora Alves Pinto, Ricardo Varella, Luciano Leitão Tapajós, Shadi Ebrahimian, Jenia Vassileva, Mannudeep K Kalra, Helen Jamil Khoury

Publikováno v: Radiation protection dosimetry. 197(3-4)

We assessed variations in chest CT usage, radiation dose and image quality in COVID-19 pneumonia. Our study included all chest CT exams performed in 533 patients from 6 healthcare sites from Brazil. We recorded patients’ age, gender and body weight

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::152b064e2af1ba0d76bb8dce4875cfd7
https://pubmed.ncbi.nlm.nih.gov/34875692

Nevo de células fusiformes de Reed na conjuntiva

Autor: Fernando Queiroz Monte, José Luciano Leitão de Alencar, Juliana de Lucena Martins Ferreira, Márjorie Sabino Façanha Barreto Rolim

Publikováno v: Revista Brasileira de Oftalmologia, Vol 71, Iss 1, Pp 56-59 (2012)
Revista Brasileira de Oftalmologia v.71 n.1 2012
Revista Brasileira de Oftalmologia
Sociedade Brasileira de Oftalmologia (SBO)
instacron:SBO
Revista Brasileira de Oftalmologia, Volume: 71, Issue: 1, Pages: 56-59, Published: FEB 2012

Os autores relatam um caso de nevo de Reed, lesão que apresenta aspecto histológico de malignidade, mas tem evolução benigna. Paciente de 48 anos, masculino, cor parda, apresentava pterígio nasal no olho direito, associado a uma lesão pequena e

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2244d2c6bef4e80ba4e9447b0ad79d70
https://doi.org/10.1590/s0034-72802012000100011

Effects of mitral stenosis correction surgery on the cardiac rhythm

Autor: Luciano Leitão, Carlos Augusto Schmidlin, Sérgio Shibata, Maricélia Brommelströet, Fábio Rodrigues Silva, Arleto Zacarias Silva, Leonardo Andrade Mulinari, Ricardo José Choma, Roberto Gomes de Carvalho, Frederico Thomaz Ultramari, Danton R. da Rocha Loures

Publikováno v: Brazilian Journal of Cardiovascular Surgery, Volume: 16, Issue: 2, Pages: 128-135, Published: JUN 2001
Brazilian Journal of Cardiovascular Surgery v.16 n.2 2001
Brazilian Journal of Cardiovascular Surgery
Sociedade Brasileira de Cirurgia Cardiovascular (SBCCV)
instacron:SBCCV

Objetivo: Determinar a freqüência de reversão de fibrilação atrial (FA) ao ritmo sinusal (SA) em pacientes com estenose mitral (EM) submetidos a tratamento cirúrgico e identificar prováveis fatores favoráveis ou desfavoráveis a este evento.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::28187e82abcd12da3c183e73f9450a7f
https://doi.org/10.1590/s0102-76382001000200006