Methods:68 cases with IUB were examined by panoramic hysteroscopy with curettage or endometrial biopsy. 65 cases in comparison were examined by conventional curettage and all tissues were tested.

• 方法:应用宫腔镜检查良性子宫出血性疾病患者68例,镜下直视定位取材或定位诊刮;对照组65例行传统诊刮术。所取组织全部送检。