objective:To discuss the significance of serum TXB2 and 6-Keto-pGF1 α in Ulcerative Colitis disease.Methods:Serum TXB2 and 6-keto-pGF1 α were determined in 30 cases if TXB2 to 6-keto-pGF1 α were much higher in UC patients then the cotrol group,while the level of serum 6-keto-pGF1 had no signiflcant difference wifh control group,conclusion:With the disturbance of hemorheology,UC patient has a hypercoagulable condition,the hyprefunction of piatelet releases more inflammatory factors,and this promotes the deve...