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O uso de FDG-PET/TC scan no planejamento da radioterapia em câncer do pulmão não de pequenas células / Use of FDG-PET/CT scan in the planning of radiation therapy for non-small cell lung cancer
Faria, Sergio L; Lisbona, Robert; Stern, Jerry; Devic, Slobodan; Souhami, Luis; Freeman, Carolyn R.
Affiliation
  • Faria, Sergio L; McGill University. Departamento de Rádio-Oncologia. Montréal. CA
  • Lisbona, Robert; McGill University. Serviço de Medicina Nuclear. Montréal. CA
  • Stern, Jerry; Jewish General Hospital. Serviço de Medicina Nuclear. Montréal. CA
  • Devic, Slobodan; McGill University. Departamento de Rádio-Oncologia. Montréal. CA
  • Souhami, Luis; McGill University. Health Centre. Montréal. CA
  • Freeman, Carolyn R; McGill University. Departamento de Rádio-Oncologia. Montréal. CA
Radiol. bras ; Radiol. bras;40(5): 345-348, set.-out. 2007. ilus, tab
Article in En, Pt | LILACS | ID: lil-467772
Responsible library: BR734.1
RESUMO
Radioterapia é uma importante alternativa de tratamento curativo em pacientes com câncer do pulmão não de pequenas células. Entretanto, pulmões são muito sensíveis à radiação e isto aumenta a importância em se delimitar o volume a ser irradiado com precisão. Ultimamente, a tomografia por emissão de pósitron (PET) e a tomografia computadorizada (TC) são feitas de forma combinada, e a literatura sugere que seu impacto no planejamento da radioterapia é significativo. Ao se utilizar exames de PET/TC no planejamento da radioterapia é importante reconhecer e adaptar-se às diferenças entre os equipamentos de diagnóstico e de tratamento. Este texto discute alguns dos problemas técnicos que devem ser resolvidos quando se incorpora PET no planejamento radioterápico.
ABSTRACT
Radiation therapy represents an important alternative for curative treatment of patients with nonsmall cell lung cancer. However, an accurate definition of the volume to be irradiated becomes even more important, considering that lungs are highly sensitive to radiation. Most recently, combined FDG-PET/CT scan has been utilized, and the literature reports its significant role in the planning of radiation therapy, since it seems to influence the target-volume delineation in cases of lung cancer. Differences between diagnostic and treatment equipments must be taken into consideration when FDG-PET/CT scan is utilized in the planning of radiation therapy. The present study discusses some of the many technical problems that must be solved when PET is incorporated into the planning of radiation therapy for non-small cell lung cancer.
Subject(s)
Full text: 1 Collection: 01-internacional Database: LILACS Main subject: Radiotherapy Planning, Computer-Assisted / Carcinoma, Non-Small-Cell Lung / Positron-Emission Tomography / Lung Neoplasms Type of study: Diagnostic_studies Limits: Humans Language: En / Pt Journal: Radiol. bras Journal subject: DIAGNOSTICO POR IMAGEM / RADIOLOGIA Year: 2007 Document type: Article Affiliation country: Canada Country of publication: Brazil
Full text: 1 Collection: 01-internacional Database: LILACS Main subject: Radiotherapy Planning, Computer-Assisted / Carcinoma, Non-Small-Cell Lung / Positron-Emission Tomography / Lung Neoplasms Type of study: Diagnostic_studies Limits: Humans Language: En / Pt Journal: Radiol. bras Journal subject: DIAGNOSTICO POR IMAGEM / RADIOLOGIA Year: 2007 Document type: Article Affiliation country: Canada Country of publication: Brazil