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https://observatorio.fm.usp.br/handle/OPI/22745
Title: | 18F-fluorodeoxyglucose positron emission tomography as a noninvasive method for the diagnosis of primary pulmonary artery sarcoma |
Authors: | DIAS, Olivia Meira; LOMBARDI, Elisa Maria Siqueira; CANZIAN, Mauro; SOARES JUNIOR, Jose; VIEIRA, Lucas de Oliveira; TERRA FILHO, Mario |
Citation: | JORNAL BRASILEIRO DE PNEUMOLOGIA, v.37, n.6, p.817-822, 2011 |
Abstract: | Pulmonary artery sarcomas are rare, difficult-to-diagnose tumors that frequently mimic chronic pulmonary thromboembolism. We report the cases of two female patients with clinical signs of dyspnea and lung masses associated with pulmonary artery filling defects on chest CT angiography. We performed 18F-fluorodeoxyglucose positron emission tomography, which revealed increased radiotracer uptake in those lesions. Pulmonary artery sarcoma was subsequently confirmed by anatomopathological examination. We emphasize the importance of this type of tomography as a noninvasive method for the diagnosis of these tumors. Os sarcomas de artéria pulmonar são tumores raros e de difícil diagnóstico, simulando frequentemente o tromboembolismo pulmonar crônico. Relatamos dois casos de pacientes do sexo feminino com quadro clínico de dispneia e massas pulmonares associadas a falhas de enchimento na artéria pulmonar em angiotomografia de tórax. A tomografia por emissão de pósitrons com 18F fluordesoxiglicose mostrou hipercaptação das respectivas lesões. O sarcoma de artéria pulmonar foi confirmado posteriormente por exame anatomopatológico. Ressaltamos a importância do uso desse tipo de tomografia como exame não invasivo no auxílio diagnóstico desses tumores. |
Appears in Collections: | Artigos e Materiais de Revistas Científicas - FM/MCP Artigos e Materiais de Revistas Científicas - HC/InCor Artigos e Materiais de Revistas Científicas - LIM/09 |
Files in This Item:
File | Description | Size | Format | |
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art_DIAS_18Ffluorodeoxyglucose_positron_emission_tomography_as_a_noninvasive_method_2011_eng.PDF | publishedVersion (English) | 3.43 MB | Adobe PDF | View/Open |
art_DIAS_18Ffluorodeoxyglucose_positron_emission_tomography_as_a_noninvasive_method_2011_por.PDF | publishedVersion (Portuguese) | 3.43 MB | Adobe PDF | View/Open |
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