小儿缺氧缺血性脑病是一种常见病、多发病，直接威胁着患儿的健康乃至生命，尤其是新生儿发病率更高，文献已有许多报道[1~4]。本文探讨西藏高原低氧环境地区藏族患儿缺氧缺血性脑病的CT特点、发病机制、发病原因及高原低氧环境地区的影响因素。1资料与方法男性7例．女性5例， Hypoxic ischemic encephalopathy in children is a common disease, frequently-occurring disease, a direct threat to children’s health and even life, especially the higher incidence of neonatal, the literature has many reports [1-4]. This article discusses the CT features, pathogenesis, etiology and influencing factors of Tibetan plateau hypoxic-ischemic encephalopathy in the Tibetan Plateau in hypoxic environment. 1 Materials and Methods Male 7 cases. 5 women,