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Dr. Jose Willegaignon

Medical Physicist Chief
Nuclear Medicine Department - Cancer Institute of S�£o Paulo State
 

Brief Biography:


Pos-doctorate in Radiology by the Department of Radiology, School of Medicine, University of São Paulo, Brazil Doctor in Science - Nuclear Technology - University of São Paulo, Brazil Bachelor in Physics, focus on Medical Physics

 

Academic positions:


Medical Physicist Chief

 

Research interests:


radiopharmaceutical therapy, dosimetry, radiological protection, therapy planning in nuclear medicine, nuclear medicine

 

Any other information:


Peer-reviewed International Journal Publication Articles:

1. Willegaignon, J. ; SAPIENZA, M. T. ; Buchpiguel, C. A. . COMPARISON OF DIFFERENT DOSIMETRIC METHODS FOR RED MARROW ABSORBED DOSE CALCULATION IN THYROID CANCER THERAPY. Radiation Protection Dosimetry, 149(2):138-146, 2012.
2. J. Willegaignon, de Carvalho JWA ; Sapienza, Marcelo ; Ono, Carla ; Watanabe, Tomoco ; Guimarães, Maria Inês ; Gutterres, Ricardo ; Marechal, Maria Helena ; Buchpiguel, Carlos . Outpatient Radioiodine Therapy for Thyroid Cancer. Clinical Nuclear Medicine, v. 36, p. 440-445, 2011.
3. VIEIRA, L. O. ; Kubo R. ; Sapienza, Marcelo ; J. Willegaignon; Maria Cristina Chammas ; Coura Filho G.B. ; Ono, Carla ; Watanabe, Tomoco ; Heitor Naoki Sado ; Buchpiguel, Carlos . Correlação entre volume tireoidiano determinado pelo método de ultrassonografia versus cintilografia e sua implicação em cálculos dosimétricos na terapia com radioiodo na doença de Graves. Arquivos Brasileiros de Endocrinologia e Metabologia, v. 55, p. 696-700, 2011.
4. J. Willegaignon; Ribeiro VPB ; SAPIENZA, M. T. ; ONO, C. R. ; Watanabe T ; Buchpiguel C.A. . Is it necessary to reduce the radioiodine dose in patients with thyroid cancer and renal failure?. Arquivos Brasileiros de Endocrinologia e Metabologia, v. 54, p. 413-418, 2010.
5. SAPIENZA, M. T. ; J. Willegaignon; ONO, C. R. ; Watanabe T ; GUIMARAES, M. I. C. ; Gutterres RF ; Maréchal MH ; Buchpiguel C.A. Radioiodoterapia do carcinoma diferenciado da tireoide: impacto radiológico da liberação hospitalar de pacientes com atividades entre 100 e 150 mCi de iodo-131. Arquivos Brasileiros de Endocrinologia & Metabologia, v. 53, p. 318-325, 2009.
6. J. Willegaignon; SAPIENZA, M. T. ; ONO, C. R. ; Watanabe T ; GUIMARAES, M. I. C. ; Gutterres RF ; Maréchal MH ; Buchpiguel C.A. . Could the treatment of differentiated thyroid carcinoma with 3.7 and 5.55 GBq of (131I)NaI, on an outpatient basis, be safe?. Nuclear Medicine Communications, v. 30, p. 533-541, 2009.
7. J. Willegaignon; GUIMARAES, M. I. C. ; Michael G. Stabin ; SAPIENZA, M. T. ; Luiz F. Malvestiti ; Marília Maroni ; SORDI, G. A. . Correction Factors for More Accurate Estimates of Exposure Rates Near Radioactive Patients: Experimental, Point, and Line Source Models. Health Physics, v. 95, p. 678-688, 2007.
8. J. Willegaignon; Luiz F. Malvestiti ; GUIMARAES, M. I. C. ; SAPIENZA, M. T. ; Irene S. Endo ; Guilherme C. Neto ; Marília Maroni ; SORDI, G. A. . 131I Efective Half-Life (Teff) for Patients wiht Thyroid cancer. Health Physics, v. 91, p. 119-122, 2006.
9. J. Willegaignon; Michael G. Stabin ; GUIMARAES, M. I. C. ; Luiz F. Malvestiti ; SAPIENZA, M. T. ; Marília Maroni ; SORDI, G. A. . Evaluation of the Potential Absorbed Doses from Patients Based on Whole-Body 131I Clearance in Thyroid Cancer Therapy. Health Physics, v. 91, p. 123-127, 2006.
10. J. Willegaignon; GUIMARAES, M. I. C. ; SAPIENZA, M. T. ; Michael G. Stabin ; Luiz F. Malvestiti ; Marília Maroni ; SORDI, G. A. . A New Proposal for Monitoring Patients in Nuclear Medicine. Health Physics, v. 91, p. 624-629, 2006.

Book Chapters:

1. Marcelo Tatit Sapienza, J. Willegaignon, Tomoko Watanabe. Out-patient radioiodine therapy: radiological impact and future perspectives. In: Thyroid Cancer – A Multidisciplinary Approach, Chapter 39, p. 251-257, 2010. (portuguese language)

Published Abstracts:

1. VIEIRA, L. O. ; Kubo R. ; SAPIENZA, M. T. ; J. Willegaignon; Watanabe T ; ONO, C. R. ; Buchpiguel C.A. ; Cerri G. G. . Comparação da massa da glândula tireóide avaliadas pela ultrassonografia e cintilografia em pacientes com doença de graves. In: XXV Congresso Brasileiro de Biologia Medicina Nuclear e Imagen Molecular, 2010, Belém. Alasbimn Journal. Colombia : Alasbimn Journal, 2010. v. 13.
2. J. Willegaignon; SAPIENZA, M. T. ; ONO, C. R. ; Watanabe T ; GUIMARAES, M. I. C. ; Gutterres RF ; Maréchal MH ; Buchpiguel C.A. Estudo do impacto radiológico da terapia ambulatorial do carcinoma de tireoide utilizando atividades de até 150 MCI de 131I. In: XXV Congresso Brasileiro de Biologia Medicina Nuclear e Imagen Molecular, 2010, Belém. Alasbimn Journal. Colombia : Alasbimn Journal, 2010. v. 13.
3. J. Willegaignon; Pitella FA ; Ribeiro VPB ; SAPIENZA, M. T. ; Buchpiguel C.A. Avaliação de custo da radioiodoterapia do hipertireoidismo com doses de 300 Gy em tireóide. In: 39.a Jornada Paulista de Radiologia, 2009, São Paulo. 39.a Jornada Paulista de Radiologia. São Paulo : SPR - Sociedade Paulista de Radiologia, 2009. v. 1. p. 73-73.
4. J. Willegaignon; SAPIENZA, M. T. ; Watanabe T ; Buchpiguel C.A. Biocinética e dosimetria do iodo-131 em paciente com câncer de tireóide e submetidos à diálise peritonial. In: 39.a Jornada Paulista de Radiologia, 2009, São Paulo. 39.a Jornada Paulista de Radiologia. São Paulo : Sociedade Paulista de Radiologia, 2009. v. 1. p. 31-31.
5. Rolim A. A. ; SAPIENZA, M. T. ; Coura Filho G.B. ; J. Willegaignon; ONO, C. R. ; Watanabe T ; Faintuch B. ; Pompeo A.C. ; Buchpiguel C.A. . Bombesina marcada com tecnécio-99m: estudo preliminar de biodistribuição e dosimetria. In: 39.a Jornada Paulista de Radiologia, 2009, São Paulo. 39.a Jornada Paulista de Radiologia. São Paulo : Sociedade Paulista de Radiologia, 2009. v. 1. p. 71-72.
6. J. Willegaignon; Ribeiro VPB ; SAPIENZA, M. T. ; Buchpiguel C.A. Radioiodine therapy for metastatic differentiated thyroid cancer: Determination of the maximum safe dose until 48 hours after the administration of a tracer dose. In: Society of Nuclear Medicine - SNM - 2009 Annual Meeting, 2009, Toronto - Canadá. JNM 2009 Annual Meeting Abstracts. Washington : Society of Nuclear Medicine, 2009. v. 50. p. 1638-1638.
7. J. Willegaignon; Coutinho AMN ; Pitella FA ; Reis HR ; SAPIENZA, M. T. ; Buchpiguel C.A. Estimativa de Dose Absorvida de Radiação em Medula Óssea Durante a Radioiodoterapia da Doença de Graves. In: XXIV Congresso Brasileiro de Biologia, Medicina Nuclear e Imagem Molecular, 2008, Vitória - ES. Radiologia Brasileira - Suplemento. São Paulo : Colégio Brasileiro de Radiologia, 2008. v. 41. p. 72-72.
8. J. Willegaignon; SAPIENZA, M. T. ; ONO, C. R. ; Watanabe T ; GUIMARAES, M. I. C. ; Michael G. Stabin ; SORDI, G. A. ; Gutterres RF ; Maréchal MH ; Buchpiguel C.A. Radioiodoterapia do Carcinoma Diferenciado da Tireóide: Impacto Radiológico da Liberação Hospitalar de Pacientes com Atividades entre 100 e 150 mCi. In: XXIV Congresso Brasileiro de Biologia, Medicina Nuclear e Imagem Molecular, 2008, Vitória - ES. Radiologia Brasileira. São Paulo : Colégio Brasileiro de Radiologia, 2008. v. 41. p. 83-83.
9. Borges AC ; Souza DSF ; J. Willegaignon; SAPIENZA, M. T. ; Watanabe T ; ONO, C. R. ; Buchpiguel C.A. Radioiodoterapia na Doença de Graves: Avaliação Retrospectiva da Relação entre Resposta Clínica, Atividade Aministrada e Estimativa Dosimétrica. In: XXIV Congresso Brasileiro de Biologia, Medicina Nuclear e Imagem Molecular, 2008, Vitória - ES. Revista Brasileira de Radiologia. São Paulo : Colégio Brasileiro de Radiologia, 2008. v. 41. p. 106-107.
10. J. Willegaignon; Ribeiro VPB ; Borges AC ; SAPIENZA, M. T. ; Marília Maroni ; Buchpiguel C.A. Radioiodoterapia no Câncer Diferenciado da Tireóide (CDT): Determinação de Atividade Máxima Segura em até 48 h após a Administração de Atividades Traçadoras. In: XXIV Congresso Brasileiro de Biologia, Medicina Nuclear e Imagem Molecular, 2008, Vitória - ES. Revista Brasileira de Radiologia. São Paulo : Colégio Brasileiro de Radiologia, 2008. v. 41. p. 109-109.
11. GUIMARAES, M. I. C. ; Gomes RQD ; Michael G. Stabin ; ABE R ; SOARES JR, J. ; J. Willegaignon; Buchpiguel C.A. Evaluation of Exposure Rates from Patients in 18F-FDG Procedures and their Implications in Nuclear Medicine. In: 12th International Congress of the International Radiation Protection Association, 2008, Buenos Aires. IRPA 12 - Strengthening Radiation Protection Worldwide - Abstracts, 2008. p. 388-388.
12. Gomes RQD ; J. Willegaignon; ABE R ; SOARES JR, J. ; GUIMARAES, M. I. C. ; Michael G. Stabin ; Buchpiguel C.A. Avaliação do Potencial de Dose Oferecido por Pacientes Injetados com 18F-FDG para Otimização da Proteção Radiológica. In: 38a Jornada Paulista de Radiologia, 2008, São Paulo. JPR´2008 - Abstracts, 2008.
13. J. Willegaignon; Michael G. Stabin ; GUIMARAES, M. I. C. ; SAPIENZA, M. T. ; Buchpiguel C.A. ; SORDI, G. A. Comparação da Biocinética e da Dose Absorvida após a Administração de Atividades Traçadoras e Terapêuticas de 131I Durante o Gerenciamento de Pacientes com Câncer de Tireóide. In: XII Congresso Brasileiro de Física Médica, 2007, Foz do Iguaçu. XII Congresso Brasileiro de Física Médica, 2007.
14. J. Willegaignon; GUIMARAES, M. I. C. ; Michael G. Stabin ; SAPIENZA, M. T. ; Buchpiguel C.A. ; SORDI, G. A. Comparison of Radioiodine Biokinetics and Radiation Doses Following Administration of Tracer and Therapeutic Activity to Patients in Thyroid Cancer Management. In: 52nd Annual Meeting of the Health Physics Society (American Conference of Radiological Safety), 2007, Portland. 52nd Annual Meeting of the Health Physics Society (American Conference of Radiological Safety) - Final Program, 2007. p. 14-14.
15. J. Willegaignon; GUIMARAES, M. I. C. ; Michael G. Stabin ; Luiz F. Malvestiti ; SAPIENZA, M. T. ; SORDI, G. A. ; Marília Maroni ; Buchpiguel C.A. Evaluation of the Potential Absorbed Doses from Patients Based on Whole-Body I-131 Clearance in Thyroid Cancer Therapy. In: 9th Congress of World Federation of Nuclear Medicine & Biology, 2006, Seoul. Abstracts of the 9th Congress of World Federation of Nuclear Medicine & Biology, Seoul, Korea, 22-27 October 2006. Grã-Bretanha : WFNMB, 2006. v. 5. p. S48-S66.
16. J.Willegaignon; GUIMARAES, M. I. C. ; SAPIENZA, M. T. ; Michael G. Stabin ; Luiz F. Malvestiti ; Marília Maroni ; SORDI, G. A. A New Proposal for Monitoring Patients in Nuclear Medicine. In: XXIII Congresso Brasileiro de Biologia, Medicina Nuclear e Imagem Molecular, 2006, Brasília. Radiologia Brasileira - Suplemento de Resumos dos Painéis e Temas Livres. São Paulo : Radiologia Brasileira, 2006. v. 39. p. 89-89.
17. J. Willegaignon; Michael G. Stabin ; GUIMARAES, M. I. C. ; Luiz F. Malvestiti ; SAPIENZA, M. T. ; Marília Maroni ; SORDI, G. A. Evaluation of the Absorbed Dose from Patients Based on Whole-Body 131I Clearance in Thyroid Cancer Therapy. In: XXIII Congresso Brasileiro de Biologia, Medicina Nuclear e Imagem Molecular, 2006, Brasília. Radiologia Brasileira - Suplemento de Resumos dos Painéis e Temas Livres. São Paulo : Radiologia Brasileira, 2006. v. 39. p. 89-89.
18. J. Willegaignon; GUIMARAES, M. I. C. ; Luiz F. Malvestiti ; SORDI, G. A. ; SAPIENZA, M. T. ; Guilherme C. Neto ; Marília Maroni . Monitoramento de Pacientes em Medicina Nuclear. In: X Congresso Brasileiro de Física Médica, 2005, Bahia. Internet e anais de Congresso, 2005.
19. J. Willegaignon; FALCAO, R. C. Simulação de Retroespalhamento de Feixes de Elétrons em Materiais de Número Atômico Alto. In: 1.0 Simpósio Internacional de Iniciação Científica da USP, 1999, São Paulo. 7.0 SICUSP / 1st International Symposiun of Sc. Iniciation, 1999.

Conference Proceedings:

1. J. Willegaignon. Radiation Protection at Nuclear Medicine. In: Symposium on Technician in Radiology, At: University of São Camilo; São Paulo, SP, Brazil. Nov. 2011.
2. J. Willegaignon. Releasing Patients after Radioiodine Therapy (RIT): Problems and Solutions in Radiation Protection. In: II Symposium on Internal Dosimetry Applied to Nuclear Medicine. Recife, PE, Brazil. Sep. 2011.
3. J. Willegaignon. Internal Dosimetry in Clinical Practice – Diagnostic Reference Level (DRL). In: II Symposium on Internal Dosimetry Applied to Nuclear Medicine. Recife, PE, Brazil. Sep. 2011.
4. J. Willegaignon. Radiation Protection in Nuclear Medicine (PET/CT). In: XXIII ALASBIMN BRAZIL 2011 – Latin American Association of Biology and Nuclear Medicine. Recife, PE, Brazil. Sep. 2011.
5. J. Willegaignon. Radionuclide Therapy in Childhood – Pediatric Dosimetry. In: XXIII ALASBIMN BRAZIL 2011 – Latin American Association of Biology and Nuclear Medicine. Recife, PE, Brazil. Sep. 2011.
6. J. Willegaignon. Optimization of Therapy with 131I. In: JPR-2010 – Brazilian and Italian Meeting on Radiology. São Paulo, SP, Brazil. May. 2010.
7. J. Willegaignon. Fundamentals of Radiation Protection in Nuclear Medicine. In: XXIV Brazilian Meeting on Biology, Nuclear Medicine and Molecular Imaging. Belém, PA, Brazil. Oct. 2010.
8. J. Willegaignon. Out-patient Radioiodine Therapy for Differentiated Thyroid Carcinoma. In: XXV Brazilian Meeting on Biology, Nuclear Medicine and Molecular Imaging. Belém, PA, Brazil. Sept. 2010.
9. J. Willegaignon. Radiation Protection at Low Level of Ionizing Radiation. In: JPR-2008 – Brazilian Meeting on Radiology. São Paulo, SP, Brazil. May. 2008.
10. J. Willegaignon. Radiation Protection in Radioiodine Therapy. In: XXIV Brazilian Meeting on Biology, Nuclear Medicine and Molecular Imaging. Vitória, ES, Brazil. Sep. 2008.
11. J. Willegaignon. Radiation Protection in PET/CT. In: XIII Brazilian Meeting on Health Physics. Belo Horizonte, MG, Brazil. Jul. 2008.
12. J. Willegaignon. Dosimetric Aspects in Radioiodine Therapy – New Trends in Releasing Patients After Radioiodine Therapy. In: XIII Brazilian Meeting on Health Physics. Belo Horizonte, MG, Brazil. Jul. 2008.
13. J. Willegaignon. (131I)NaI Therapy: Developing the Concept of Out-patient Therapy. In: JPR-2007 – Brazilian Meeting on Radiology. São Paulo, SP, Brazil. May. 2007.
14. J. Willegaignon. Physical and Biological Properties of 131I – Its Importance in Diagnostic and Therapy of Differentiated Thyroid Carcinoma. In: Update in Clinical Nuclear Medicine. São Paulo, SP, Brazil. Nov. 2007

 

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