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J Korean Soc Radiol. 2009 Aug;61(2):91-93. English. Case Report. https://doi.org/10.3348/jksr.2009.61.2.91
Cho SM , Kim BG .
Department of Radiology, St. Paul's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea.
Department of Otolaryngology, St. Paul's Hospital, College of Medicine, The Catholic University of Korea, Seoul, Korea. coolkim@catholic.ac.kr
Abstract

A retained surgical sponge is an uncommon complication in endoscopic sinus surgery. A 53-year-old woman who underwent endoscopic sinus surgery two years prior presented with nasal stuffiness and posterior nasal dripping that had persisted for one year. On CT images, a soft-tissue mass with mixed high and low attenuation was noted in the posterior air cells of the right ethmoid sinus. CT imaging features of the surgical sponge granuloma are described

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