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Báo cáo khoa học: "Diagnosis and management of retroperitoneal ancient schwannomas"

Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành y học dành cho các bạn tham khảo đề tài: Diagnosis and management of retroperitoneal ancient schwannomas | BioMed Central World Journal of Surgical Oncology Research Diagnosis and management of retroperitoneal ancient schwannomas Haroon A Choudry1 Mehrdad Nikfarjam 2 John J Liang3 Eric T Kimchi1 Robert Conter1 Niraj J Gusani1 and Kevin F Staveley-O Carroll1 Open Access Address Department of Surgery Penn State Milton S. Hershey Medical Center Hershey Pennsylvania USA 2Department of Surgery University Hospitals Case Medical Center Cleveland Ohio USA and 3Department of Pathology Penn State Milton S. Hershey Medical Center Hershey Pennsylvania USA Email HaroonAChoudry-hchoudry@hmc.psu.edu Mehrdad Nikfarjam - mnikfarjam@yahoo.com.au John J Liang - jliang1@hmc.psu.edu EricT Kimchi - ekimchi@hmc.psu.edu Robert Conter - rconter@hmc.psu.edu NirajJ Gusani - ngusani@hmc.psu.edu Kevin F Staveley-O Carroll - kstavelyocarroll@hmc.psu.edu Corresponding author Published 2 February 2009 World Journal of Surgical Oncology 2009 7 12 doi l0.ll86 l477-78l 9-7-12 Received 29 October 2008 Accepted 2 February 2009 This article is available from http www.wjso.cOm content 7 l l2 2009 Choudry et al licensee BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License http creativecommons.org licenses by 2.0 which permits unrestricted use distribution and reproduction in any medium provided the original work is properly cited. Abstract Background Ancient schwannomas are degenerate peripheral nerve sheath tumors that very rarely occur in the retroperitoneum. They generally reach large proportions before producing symptoms due to mass effect. We describe three cases of retroperitoneal ancient schwannomas and discuss the diagnosis and management of these tumors. Case presentations Three female patients with retroperitoneal ancient schwannomas were reviewed. One patient presented with several weeks of upper abdominal pain and lower chest discomfort whereas back pain and leg pain with associated weakness were predominant symptoms in the .