the risk of ulcerative colitis was also significantly increased in individuals with hla-b27 and -bw35 , having a relative risk of 1.81 and 1.41 respectively , in 560 pooled caucasoid patients compared with 6151 pooled controls , whilst in 144 pooled japanese patients who were compared with 442 pooled controls , the risk of colitis was increased in individuals with hla-b5 with a relative risk of 2.79 .
C0009324
ulcerative colitis
C0009319
colitis