文摘
目的:确定骶髂关节炎的患病率在背痛病人在克罗恩病(CD)使用计算机断层扫描(CT);和重新评估协会骶髂关节炎与HLA-B27 CD。方法:共有134个连续的患者CD完成一份关于肌肉骨骼症状的问卷。这些报告下腰痛评估,包括平片和CT的骶髂关节。HLA-B27地位是决定患者和没有背部疼痛。结果:有70名(52%)患者腰痛,其中31 (45%)CT骶髂关节炎的证据。这些特点是更频繁的早晨脊柱刚度和积极的骶髂压缩测试即使骶髂关节炎并不怀疑。九先前公认的放射学和临床强直性脊柱炎(AS),,其中的78%是HLA-B27积极。的新发现骶髂关节炎,14%是HLA-B27积极。这个频率不统计不同的9% HLA-B27积极性那些没有背部疼痛。 CONCLUSION: Sacroiliitis defined by CT is a common cause of low back pain in CD. A relationship of sacroiliitis and HLA-B27 could be confirmed only for those with classical AS. Our results accord with the possibility that sacroiliitis in CD is an isolated phenomenon, which is unrelated to HLA-B27 and which may evolve into classical spinal ankylosis in genetically susceptible subjects.