强直性脊柱炎髋关节受累及影像学诊治进展•AS 外周关节受累以髋，膝和踝居多•除髋外，其他关节病变多暂时，极少或几乎不引起破坏和残疾•AS 髋病变常起病隐匿，但进展快、致残率高，故非常值得探讨如果说脊柱受累是AS 最普遍症状，髋受累则是致残最关键的病变Brophy S et al. J Rheumatol. 2002 Jun;29(6):1236-43.马丽 等. 中华风湿病学杂志.2008;12(5):289-290.临床中需高度重视AS 的髋关节病变AS-HIP 的流行病学3研究者国家AS-hip 占AS 患者比率MA Hai-jun 等[1]中国25.6%Baek 等[2]韩国39.8%Sampaio-Barros[3]巴西36.1%AS 登记研究分析[4]欧洲24-36%Ho HH[5]中国台湾31%缺乏全球及全国大规模流行病学调查, 发病率不明确[1] MA, Hai-jun ,et al.Different clinical features in patients with ankylosing spondylitis from southern and northern China. International Journal of Rheumatic Diseases.15(2):154-162, April 2012.[2]Baek HJ et al. Juvenile onset ankylosing spondylitis (JAS) has less severe spinal disease course than adult onset ankylosing spondylitis (AAS):clinical comparison between JAS and AAS in Korea.J Rheumatol 29, 1780–5.[3]Sampaio-Barros PD, et al.Samara AM (2001) Primary ankylosing spondylitis: patterns mof disease in a Brazilian population of 147 patients. J Rheumatol 28, 560–5.[4]Bert Vander Cruyssen. Hip involvement in ankylosing spondylitis:epidemiology and risk factors associated with hip replacement surgery. Rheumatology (Oxford). 2010 Jan;49(1):73-81[5] Ho HH, Yeh SJ, Tsai WP, et al. Paroxysmal supraventricular tachycardia and Wolff–Parkinson–White syndrome in ankylosing spondylitis: a large cohort observation study and literature review.Semin Arthritis Rheum. 2012;42:246–53. This is a recent large cohort clinical study of Chinese patients with AS. Articular, extraarticular features, and pathogenetic associations were described.Hip 受累Hip 关节置换术男性（N=124 ）49 （39.5 ）11 （22.4%)女性（N=23 ）4(17.4)3 (75%)P 值0.042...
