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KMID : 0383820110710050359
Tuberculosis and Respiratory Diseases
2011 Volume.71 No. 5 p.359 ~ p.362
A Case of Pneumonia and Parapneumonic Effusion Caused by Streptococcus parasanguinis
Park Myoung-Rin

Park Dong-Il
Yoo Su-Jin
Jung Sun-Young
Eun Hyuk-Soo
Kim Min-Jung
Park Ji-Won
Park Hee-Sun
Jeong Seong-Su
Kim Ju-Ock
Kim Sun-Young
Lee Jeong-Eun
Abstract
Streptococcus parasanguinis is a Viridans group bacteria that is most often discovered in the oral cavity and causes dental plaque and endocarditis in a rat model. It has low virulence but an unknown relationship to human respiratory infections. We report on a 61-year-old woman who developed hemoptysis followed by pleuritic chest pain after conscious sedation during a gastroscopic polypectomy and was diagnosed with pneumonia and parapneumonic effusion from Streptococcus parasanguinis isolated in pleural fluid. Microaspiration during the procedure was presumed to play a role in the pathogenesis.
KEYWORD
Streptococcal Infections, Pneumonia, Pleural Effusion
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