Abstract: THE CLINIC VALUE OF MEASURING 6-KETO-PGF_(1α)AND THROMBOXANE B_2 OF LARYNGOCARCINOMA PATIENTSGao Guizhu;Wu Lingmei;Li Shouzhen(Nuclear Medicine Department of Second Affiliated Hospital,Shanxi Medical Collage, Taiyuan 030013)Chen Shuran; Hong Heping;Zhang Fuyu(Nuclear Medicine Department of Taiyuan Railway Central Hospital,Taiyuan 030013)Kang Xiushui;Dai Yujiao; Shi Kejun(Head and Neck Department of Shanxi Cancer Hospital,Taiyuan 030013)Abstract:The plasma 6-keto-PGF1αand thromboxane B2(TXB2) of 22 normal controls, 9 laryngeal benign tumors and 28 laryngocarcinoma are measured.The results show that PGF1α and T×B2 of laryngeal be nign tumors are 1.33 times and 1. 24 times respectively as much as the control group and the one of laryngocarcinoma are 3.78 times and 3.94 times respectively as much as the normal controls.There is a significant difference between laryngeal benign tumor and laryngocarcinoma(P<0.01).The positive rate of laryngocarcinoma in ±2s of the controls are 85.7% and 75.0%.The measurements of the plasma 6-keto-PGF1αand TXB2 are helpful to increase the detecting rate of laryngocarcinomas and the distinction between benign and malignant tumors. Keywords:6-keto-PGF_(1α) TXB_2 laryngocarcinoma