Objective:To study the infection of Ureaplasma urealyticum(uu) and other pathogenic microorganism of cervical discharge in patients with pelvic inflammatory disease (PID) and tubal factor infertility (TFI) in order to instruct the diagnose and treatment. To study the effects of Modified Sini San decoction on histopathology changes of the genital organism, cytokines of spleen organism and cytokines and T lymph cells of blood in the Balb/C mice with pelvic inflammatory disease infected by ureaplasma urealytic...