tailieunhanh - Báo cáo y học: "Stress, the stress response system, and fibromyalgia"

Tuyển tập các báo cáo nghiên cứu về y học được đăng trên tạp chí y học General Psychiatry cung cấp cho các bạn kiến thức về ngành y đề tài: Stress, the stress response system, and fibromyalgia. | Available online http content 9 4 216 Review Biology and therapy of fibromyalgia Stress the stress response system and fibromyalgia Manuel Martinez-Lavin National Institute of Cardiology Juan Badiano 1 14080 Mexico City Mexico Corresponding author Manuel Martinez-Lavin mmlavin@ Published 6 July 2007 This article is online at http content 9 4 216 2007 BioMed Central Ltd Arthritis Research Therapy 2007 9 216 doi ar2146 See related editorial by Eisinger http content 9 4 105 Abstract Stress is a state of disharmony or threatened homeostasis. A stressor could have a psychological origin or a biological origin. Societies have become more intricate with industrialization and modern individuals try to adapt to the new defiance by forcing their stress response system. The main component of the stress response network is the autonomic nervous system. The present article reviews current knowledge on autonomic dysfunction in fibromyalgia. Sympathetic hyperactivity has been consistently described by diverse groups of investigators. Fibromyalgia is proposed to be a sympathetically maintained neuropathic pain syndrome and genomic data support this contention. Autonomic dysfunction may also explain other fibromyalgia features not related to pain. Introduction Living organisms survive by maintaining harmonious equilibrium or homeostasis. Stress can be defined as a state of disharmony or threatened homeostasis. For human beings a stressor could have a psychological origin ongoing anger anxiety or depression but can also originate from a biological insult an infection a burn or a myocardial infarction . The term stress or stressor should therefore not be restricted to psychological events but rather should be viewed in an ample physiological context. The stress response system is a delicate dynamic system that vertebrate animals have in order to maintain homeostasis. The main components of this

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