tailieunhanh - Báo cáo y học: " Recovery of olfactory function after nine years of post-traumatic anosmia: 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: Recovery of olfactory function after nine years of post-traumatic anosmia: a case report | JOURNAL OF MEDICAL Sr CASE REPORTS Open Access Case report Recovery of olfactory function after nine years of post-traumatic anosmia a case report Christian A Mueller1 and Thomas Hummel2 Addresses department of Otorhinolaryngology Medical University Vienna Waehringer Guertel 18-20 1090 Wien Austria 2Smell Taste Clinic Department of Otorhinolaryngology University of Dresden Medical School Fetscherstr. 74 01307 Dresden Germany Email CAM - TH - thummel@ Corresponding author Received 23 June 2008 Accepted 27 March 2009 Published 16 September 2009 Journal ofMedical Case Reports 2009 3 9283 doi 1752-1947-3-9283 This article is available from http jmedicalcasereports article view 9283 2009 Mueller and Hummel 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 Olfactory loss due to head trauma is a common condition. Depending on the severity of the head trauma anosmia might occur in up to 30 of patients. The period of time until recovery has been reported to be a couple of months in most cases. However recovery from post-traumatic olfactory loss might occur much later. We present a rare case of recovery from anosmia nine years after the initial trauma. Case presentation We report the case of a 54-year-old Caucasian man who suffered complete anosmia from a severe car accident. Smell function as well as flavor perception during eating and drinking were also completely lost. After nine years the patient had his first olfactory impressions with his sense of smell gradually improving over a period of three years. We confirmed recovery of olfactory function using psychophysical and electrophysiological techniques. Conclusion In .