tailieunhanh - Báo cáo khoa học: "Resection of giant ethmoid osteoma with orbital and skull base extension followed by duraplasty"

Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành y học dành cho các bạn tham khảo đề tài: Resection of giant ethmoid osteoma with orbital and skull base extension followed by duraplasty | BioMed Central World Journal of Surgical Oncology Open Access Case report Resection of giant ethmoid osteoma with orbital and skull base extension followed by duraplasty loannis Yiotakis Anna Eleftheriadou Evagelos Giotakis Leonidas Manolopoulos Eliza Ferekidou and Dimitrios Kandiloros Address Department of Otolaryngology University of Athens Hippokration Hospital Athens Greece Email Ioannis Yiotakis - jyiot@ Anna Eleftheriadou - aegika@ Evagelos Giotakis - giotakis@ Leonidas Manolopoulos - leomanol@ Eliza Ferekidou - eliferan@ Dimitrios Kandiloros - dkandiloros@ Corresponding author Published 14 October 2008 Received 14 March 2008 World Journal of Surgical Oncology 2008 6 110 doi l477-78l9-6-ll0 Accepted 14 October 2008 This article is available from http content 6 l ll0 2008 Yiotakis et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http licenses by which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Background Osteomas of ethmoid sinus are rare especially when they involve anterior skull base and orbit and lead to ophthalmologic and neurological symptoms. Case presentation The present case describes a giant ethmoid osteoma. Patient symptoms and signs were exophthalmos and proptosis of the left eye with progressive visual acuity impairment and visual fields defects. CT MRI scanning demonstrated a huge osseous lesion of the left ethmoid sinus cm X 5 cm X cm extending laterally in to the orbit and cranially up to the anterior skull base. Bilateral extensive polyposis was also found. Endoscopic and external techniques were combined to remove the lesion. Bilateral endoscopic polypectomy anterior and posterior ethmoidectomy and