Method: According to the area of placenta implantation or placenta adjoin,MTX is injected into placenta through belly with the help of B ultrasonic or into muscle.

• 方法:根据胎盘植入或胎盘粘连面积的大小,在B超引导下经腹胎盘穿刺注射MTX或肌肉注射MTX,同时口服米非司酮及中药生化汤(加减)。