Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành y học dành cho các bạn tham khảo đề tài: The skiers knee without swelling or instability, a difficult diagnosis: a case report. | Journal of Medical Case Reports BioMed Central Case report Open Access The skiers knee without swelling or instability a difficult diagnosis a case report Mark E O Donnell 1 4 Stephen A Badger1 David Campbell2 Willie Loan2 and Brendan Sinnott3 Address Department of Surgery Belfast City Hospital Lisburn Road Belfast BT9 7AB. Northern Ireland UK 2Department of Radiology Belfast City Hospital Lisburn Road Belfast BT9 7AB. Northern Ireland UK 3Department of Emergency Medicine Belfast City Hospital Lisburn Road Belfast BT9 7AB Northern Ireland UK and 4DSEM MFSEM UK MRCSEd 42 Woodrow Gardens Saintfield Co Down BT24 7WG Northern Ireland UK Email Mark E O Donnell - modonnell904@ Stephen A Badger - stephen@ David Campbell - Willie Loan - wloan@ Brendan Sinnott - Corresponding author Published 20 April 2007 Received 13 December 2006 Journal of Medical Case Reports 2007 1 11 doi 1752-1947-1-11 Accepted 20 April 2007 This article is available from http content 1 1 1 1 2007 O Donnell 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 Skiing as a recreational activity has increased exponentially in the last twenty-years. Similar to any sporting activity participants can sustain various types of injury which provides the emergency departments with a continuous supply of patients. The injury pattern from the slopes has also changed over this time period due to alterations and improvements in ski equipment. An increased diversity in alpine skiing techniques as well as snowboarding and cross-terrain disciplines has also influenced this change. We present a multi-media experience of a high-speed ski .