MRI soft tissue has high contrast, large field of view, can distinguish fluid, bleeding, fat and other components, and can display the uterine cavity with three-dimensional imaging, which is very suitable for examining the pelvis. MRI is the best imaging method for many diseases in gynecology. 4, other, such as uterine adenomyosis, uterine arteriovenous malformation, polycystic ovary syndrome, tubal effusion, pelvic stasis syndrome, pelvic floor dysfunction, ovarian functional cyst, etc.