Yang Yun: Attending Physician of Ultrasound Imaging Department

　　Work in the obstetrics and gynecology ultrasound imaging in nearly 30 years, shengjing hospital, China medical university (dalian) ultrasound doctor, good at in gynecology and obstetrics, heart, abdominal, small blood vessels and organs of the limbs, especially transvaginal colour to exceed to ovarian benign and malignant tumors, endometrial carcinoma, the diagnosis of uterine rupture and early ectopic pregnancy cases has rich experience in inspection, (take the lead in the international image of ultrasonic standard applied to clinical pregnancy.)