tailieunhanh - Báo cáo y học: " Rare case of autonomic instability of the lower limb presenting as painless Complex Regional Pain Syndrome type I following hip surgery: two cas"

Tuyển tập báo cáo các nghiên cứu khoa học quốc tế ngành y học dành cho các bạn tham khảo đề tài: Rare case of autonomic instability of the lower limb presenting as painless Complex Regional Pain Syndrome type I following hip surgery: two cas | JOURNAL OF MEDICAL Sr CASE REPORTS Open Access Case report Rare case of autonomic instability of the lower limb presenting as painless Complex Regional Pain Syndrome type I following hip surgery two case reports AJ Shyam Kumar1 SKS Wong2 and JG Andrew2 Address 1All Wales Higher Specialist Training Scheme Rhos Gwyn Abergele Road Colwyn Bay LL29 9AE UK and 2Department of Trauma Orthopaedics Ysbyty Gwynedd Penrhosgarnedd Bangor LL57 2PW UK Email AJSK - ajshyamkumar@ SKSW - fxsurgeon@ JGA - Corresponding author Published 29 May 2009 Received 9 May 2008 Journal of Medical Case Reports 2009 3 7271 doi I752-I947-3-727I Accepted 22 January 2009 This article is available from http jmedicalcasereports article view 727I 2009 Kumar et al licensee Cases Network 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 According to the International Association for the Study of Pain criteria of I994 pain is a diagnostic requirement for Complex Regional Pain Syndrome type I. However other authors have suggested that patients can rarely present with the sensory and vascular symptoms of Complex Regional Pain Syndrome without pain. This entity has not been reported following hip surgery in the English medical literature. Case presentation We present two cases of Complex Regional Pain Syndrome-like symptoms following hip surgery and with the total absence of pain. The first case was a 29-year-old Caucasian woman who had a reattachment of the greater trochanter following non-union of an intertrochanteric osteotomy of the hip. Five weeks later the patient presented with features of Complex Regional Pain Syndrome but with the absence of pain. The second patient was

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