42 days after delivery to the hospital to review the ultrasound found that the uterus is large, most of the reason is that it has not fully recovered, need to be different according to different situations for different treatments, specific as follows: 1, there is a small amount of bad dew of the woman can be under the guidance of the doctor oral postpartum by stasis particles or motherwort punch, to promote uterine contraction, bad dew with odor and abdominal pain in the woman, if necessary, oral anti-inflammatory drugs to control the infection to help the uterus 2, simply do ultrasound examination of the uterus is large, there is no discomfort, you can pay attention to rest, after a period of time to re-examination, usually pay attention to do not strain, the abdomen appropriate clockwise massage, promote local blood circulation, help the uterus to recover. When the uterus is not recovering well, sexual intercourse is prohibited to avoid infection. The speed of uterine recovery is related to the mode of delivery, cesarean section recovery must be slightly slower than normal delivery, don’t be too nervous about checking the uterus is too big, you can recheck after 2 weeks.