Zobrazeno 1 - 10 of 54 pro vyhledávání: '"José, Willegaignon"'
1
Akademický článek
Evaluation of biokinetics and dosimetry in [131I]-NaI therapies: whole-body images quantification versus lower limb region
Autor: Bianca Lemos Lima, Jamille da Silveira Almeida, Maria da Penha Albuquerque Potiens, Rogério Alexandre Pelissoni, Marcelo Tatit Sapienza, Carlos Alberto Buchpiguel, José Willegaignon
Publikováno v: Brazilian Journal of Radiation Sciences, Vol 8, Iss 1A (2020)
Introduction: Radioiodine therapy with iodine-131 (131I) is the most commonly performed radionuclide therapy in Nuclear Medicine[1]. When used in the treatment of differentiated thyroid cancer (DTC), it consists in the administration of a quantity of
Externí odkaz: https://doaj.org/article/9ee6a7bacb484b72aa907ee627b9b29a
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3
Cuidados de radioproteção em medicina nuclear diagnóstica baseados no potencial de dose de radiação emitida por pacientes radioativos
Autor: José Willegaignon, Samantha Cristina Pereira Fernandes, Rogério Alexandre Pelissoni, George Barbério Coura-Filho, Marcelo Tatit Sapienza, Carlos Alberto Buchpiguel
Publikováno v: Radiologia Brasileira, Issue: ahead, Published: 16 JAN 2023
Objective: To measure the potential radiation dose emitted by patients who have recently undergone diagnostic nuclear medicine procedures, in order to establish optimal radiation safety measures for such procedures. Materials and Methods: We evaluate
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1c51c7640b0a07edb9e6e0053bed658a
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-39842023005001201&lng=en&tlng=en
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4
Accuracy in dosimetry of diagnostic agents: impact of the number of source tissues used in whole organ S value-based calculations
Autor: Klaikangwol Siritantikorn, Anders Josefsson, José Willegaignon de Amorim de Carvalho, Marcelo Tatit Sapienza, Carlos Alberto Buchpiguel, Wesley E. Bolch, George Sgouros, Sagar Ranka
Publikováno v: EJNMMI Research, Vol 10, Iss 1, Pp 1-9 (2020)
EJNMMI Research
Background Dosimetry for diagnostic agents is performed to assess the risk of radiation detriment (e.g., cancer) associated with the imaging agent and the risk is assessed by computing the effective dose coefficient, e. Stylized phantoms created by t
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5f712b2c96aeb5caf4b3254fb2846d2a
http://link.springer.com/article/10.1186/s13550-020-0614-6
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5
Evaluation of biokinetics and dosimetry in [131I]-NaI therapies: whole-body images quantification versus lower limb region
Autor: Jamille da S. Almeida, Rogério Alexandre Pelissoni, Bianca Lemos Lima, José Willegaignon, Carlos Alberto Buchpiguel, Maria da Penha Albuquerque Potiens, Marcelo Tatit Sapienza
Publikováno v: Brazilian Journal of Radiation Sciences. 8
Introduction: Radioiodine therapy with iodine-131 ( 131 I) is the most commonly performed radionuclide therapy in Nuclear Medicine [1] . When used in the treatment of differentiated thyroid cancer (DTC), it consists in the administration of a quantit
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::900d378b4564ef0dec6f6aa012fe802b
https://doi.org/10.15392/bjrs.v8i1a.1082
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6
Comparative Dosimetry for 68Ga-DOTATATE: Impact of Using Updated ICRP Phantoms, S Values, and Tissue-Weighting Factors
Autor: Bryan C. Schwarz, Sagar Ranka, Carlos Alberto Buchpiguel, Marcelo Tatit Sapienza, Wesley E. Bolch, Anders Josefsson, Robert F. Hobbs, George Sgouros, José Willegaignon de Amorim de Carvalho, Donika Plyku
Publikováno v: Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
The data that have been used in almost all calculations of MIRD S value absorbed dose and effective dose are based on stylized anatomic computational phantoms and tissue-weighting factors adopted by the International Commission on Radiological Protec
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::28a3f57304d65857c1266145866e28ea
https://doi.org/10.2967/jnumed.117.203893
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7
Akademický článek
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8
Evaluation of Parotid Salivary Gland Echo Texture by Ultrasound Examinations and Correlation With Whole-Body Scintigraphy After Radioiodine Therapy in Patients With Differentiated Thyroid Carcinoma
Autor: Graziele Aparecida Simões Lima, M.C. Chammas, Marcelo Tatit Sapienza, George Barberio Coura-Filho, José Willegaignon, Ricardo Miguel Costa de Freitas, Rossana Verónica Mendoza López
Publikováno v: Journal of ultrasound in medicine : official journal of the American Institute of Ultrasound in MedicineReferences. 39(9)
OBJECTIVES This study aimed to evaluate the echo texture of the parotid salivary glands before and after radioiodine therapy (RIT) using ultrasound (US) images in patients with differentiated thyroid cancer and to evaluate the correlations between po
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::83862691657f7b927aa58a84aa7bd9f0
https://pubmed.ncbi.nlm.nih.gov/32309884
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9
Radionuclide therapy: current status and prospects for internal dosimetry in individualized therapeutic planning
Autor: José Willegaignon, Marcelo Tatit Sapienza
Publikováno v: Clinics
Clinics; v. 74 (2019); e835
Clinics; Vol. 74 (2019); e835
Universidade de São Paulo (USP)
instacron:USP
Clinics, Volume: 74, Article number: e835, Published: 29 JUL 2019
Clinics, Vol 74
The efficacy and toxicity of radionuclide therapy are believed to be directly related to the radiation doses received by target tissues; however, nuclear medicine therapy continues to be based primarily on the administration of empirical activities t
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::aeacc340f55ccf6fb51aeeeeac69610d
http://europepmc.org/articles/PMC6644503
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10
Estimating 131I biokinetics and radiation doses to the red marrow and whole body in thyroid cancer patients: probe detection versus image quantification
Autor: Rogério Alexandre Pelissoni, Beatriz Christine de Godoy Diniz Lima, Carlos Alberto Buchpiguel, José Willegaignon, George Barberio Coura-Filho, Marcelo Tatit Sapienza, Marcelo Queiroz
Publikováno v: Radiologia Brasileira, Vol 49, Iss 3, Pp 150-157 (2016)
Radiologia Brasileira
Radiologia Brasileira v.49 n.3 2016
Colégio Brasileiro de Radiologia e Diagnóstico por Imagem (CBR)
instacron:CBR
Radiologia Brasileira, Volume: 49, Issue: 3, Pages: 150-157, Published: JUN 2016
Objective: To compare the probe detection method with the image quantification method when estimating 131I biokinetics and radiation doses to the red marrow and whole body in the treatment of thyroid cancer patients. Materials and Methods: Fourteen p
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::eecb72f2296fe1d61c08ecb581617e2c
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-39842016000300005&lng=en&tlng=en
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