One month after cesarean section, there is still a very small amount of black blood, which may be the result of post-partum bad dew, due to incomplete uterine regeneration, lack of uterine contraction, uterine blood residue, etc. In addition, you need to check the blood of human chorionic gonadotropin HCG to rule out the risk of placenta implantation.
The amount of black blood one month after the cesarean section is mostly due to unclean postnatal discharge. Cesarean section after the bad dew continued for a month also if keep bleeding, then may be the uterus is not good, cesarean section after the uterus contraction weakness, resulting in the uterine cavity residual blood can not be drained, the endometrium can not regrowth and repair, appeared in this situation.
In addition, if the postpartum placenta implantation may also appear this symptom, need to check the obstetric ultrasound to identify, placenta implantation need to be cleared.
One month after cesarean section, there is still a very small amount of black blood flow needs to be clarified under the guidance of the doctor to identify the cause and give treatment.