Investigating centering, scan length, and arm position impact on radiation dose across 4 countries from 4 continents during pandemic: Mitigating key radioprotection …
S Ebrahimian, MO Bernardo, AA Moscatelli, J Tapajos… - Physica Medica, 2021 - Elsevier
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 investigate their
effect on associated radiation doses. Methods With respective approvals from institutional
review boards, we compiled CT imaging and radiation dose data from four hospitals
belonging to four countries (Brazil, Iran, Italy, and USA) on 400 adult patients who …
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 investigate their
effect on associated radiation doses. Methods With respective approvals from institutional
review boards, we compiled CT imaging and radiation dose data from four hospitals
belonging to four countries (Brazil, Iran, Italy, and USA) on 400 adult patients who …