tailieunhanh - Báo cáo y học: " Unusual orbital lymphoma undetectable by magnetic resonance imaging: a case report"

Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành y học dành cho các bạn tham khảo đề tài: Unusual orbital lymphoma undetectable by magnetic resonance imaging: a case report | Journal of Medical Case Reports BioMed Central Open Access Unusual orbital lymphoma undetectable by magnetic resonance imaging a case report Maria Tatsugawa1 Hidetaka Noma 2 Tatsuya Mimura3 and Hideharu Funatsu2 Address Department of Ophthalmology Hiroshima Prefectural Hospital Hiroshima Japan 1-5-54 Ujinakanda Minami-ku Hiroshima 7348530 Japan 2Department of Ophthalmology Yachiyo Medical Center Tokyo Women s Medical University Tokyo Japan 477-96 Owada-shinden Yachiyo Chiba 276-8524 Japan and 3Department of Ophthalmology University of Tokyo Graduate School of Medicine Tokyo Japan 7-3-1 Hongo Bunkyo-ku Tokyo 113-0033 Japan Email Maria Tatsugawa - tjfhq161@ Hidetaka Noma - nomahide@ Tatsuya Mimura - mimurat-tky@ Hideharu Funatsu - hfunatsu@ Corresponding author Published 3 November 2009 Received 15 January 2009 Journal of Medical Case Reports 2009 3 104 doi 1752-1947-3-104 Accepted 3 November 2009 This article is available from http content 3 1 104 2009 Tatsugawa 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 Introduction We report the case of a patient with orbital malignant lymphoma that was not detected by imaging studies when she presented with impaired vision which lead to her eventual loss of sight. Case presentation A 71-year-old Japanese woman complained of deteriorating vision in her left eye. On examination papilledema was detected but magnetic resonance imaging only showed slight thickening and enhancement of the left optic nerve. A diagnosis of idiopathic optic neuritis was made and corticosteroid pulse therapy was administered. During the next four months the patient received a total of four courses of .