4 documents found, page 1 of 1
Establishment of local diagnostic reference levels for abdomen and chest radiog...
Arriaga, A.; Gonçalves, Cláudia; Teles, P.; Santos, Joana; Simãozinho, Paula; Sousa-Santos, Patrick Emanuell MesquitaPurpose: To assess doses variabilities in the same abdomen and chest RX exams for adults, to check the need for dose harmonization. To calculate Diagnostic Reference Levels (DRL), mandatory in the European Union, for the Algarve district in Portugal. Our results can be a valuable reference for the Portuguese official determination of DRLs, still in progress.Method: We considered 4,936 abdomen and 41,320 chest r...
Assessment the activity incorporated by the patient’s caregivers after Iodine-1...
Raminhas Carapinha, Maria João; Reis, M.; Silva, L.; Santos, M.; Costa, G.; Silva, M.; Isidoro, J.; Nunes, Carla; Tavares, A.; Teles, P.Aim of the study - Evaluate the activity incorporated by the caregivers of the patients undergoing thyroid cancer (TC) therapy with iodine-131 (131I), based on the amount of 131I excreted in the urine.
Estimation of the collective ionizing dose in the Portuguese population for the...
Costa, F.; Teles, P.; Nogueira, A.; Barreto, A.; Santos, A.I.; Carvalho, A.; Martins, B.; Oliveira, C.; Gaspar, C.; Barros, C.; Neves, D.; Costa, D.Objectives: In 2009-2010 a Portuguese consortium was created to implement the methodologies proposed by the Dose Datamed II (DDM2) project, aiming to collect data from diagnostic X-ray and nuclear medicine (NM) procedures, in order to determine the most frequently prescribed exams and the associated ionizing radiation doses for the Portuguese population. The current study is the continuation of this work, altho...
Human exposure to indoor radon: a survey in the region of Guarda
Louro, Alina; Peralta, Luis; Soares, S.; Pereira, A.; Cunha, G.; Belchior, A.; Ferreira, L.; Monteiro Gil, O.; Louro, Henriqueta; Pinto, P.Radon ((222)Rn) is a radioactive gas, abundant in granitic areas, such as the city of Guarda at the northeast of Portugal. This gas is recognised as a carcinogenic agent, being appointed by the World Health Organization as the second leading cause of lung cancer after tobacco smoke. Therefore, the knowledge of radon concentrations inside the houses (where people stay longer) is important from the point of view ...