tailieunhanh - Báo cáo y học: "Compression of the median nerve in the proximal forearm by a giant lipoma: A case report"

Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học Wertheim cung cấp cho các bạn kiến thức về ngành y đề tài: Compression of the median nerve in the proximal forearm by a giant lipoma: A case report. | Journal of Brachial Plexus and Peripheral Nerve Injury BioMed Central Open Access Case report Compression of the median nerve in the proximal forearm by a giant lipoma A case report Sebastian E Valbuena 1 Greg A O Toole2 and Eric Roulot2 Address 1Deparment of Orthopeadic Surgery Traumatology Hospital Interzonal El Cruce Alta complejidad en red. Florencio Varela Buenos Aires Argentina and 2Institut de la Main Clinique Jouvenet Paris France Email Sebastian E Valbuena - Greg A O Toole - gregotoole@ Eric Roulot - eroulot@ Corresponding author Published 10 June 2008 Received 21 February 2008 Journal of Brachial Plexus and Peripheral Nerve Injury 2008 3 17 doi l 749-7221-3- Accepted 10 June 2008 17 This article is available from http content 3 l 17 2008 Valbuena 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 Compression of the median nerve by a tumour in the elbow and forearm region is rare. We present a case of neuropathy of the median nerve secondary to compression by giant lipoma in the proximal forearm. Case presentation A 46-year-old man presented with a six month history of gradually worsening numbness and paresthesia on the palmar aspect of the left thumb and thenar eminence. Clinical examination reveals a hypoaesthesia in the median nerve area of the left index and thumb compared to the contralateral side. Electromyography showed prolonged sensory latency in the distribution of the median nerve corresponding to compression in the region of the pronator teres pronator syndrome . Radiological investigations were initially reported as normal. Conservative treatment for one month did not result in any improvement. Surgical .