The brown discharge 10 days after miscarriage is mostly considered to be caused by poor contraction of the uterus, infection, cervical lesions, etc. It is recommended that the cause be clarified and treated accordingly. Common causes and treatments: 1. Incomplete miscarriage: If there is placenta or fetal membrane residue in the uterine cavity, it will lead to poor contraction of the uterus, resulting in brown discharge 10 days after miscarriage. It is recommended to improve the abdominal ultrasound examination to clarify whether there is residual embryonic tissue in the uterus, and the need to carry out clearance surgery for treatment; 2. Cervical lesions: if combined with cervical lesions such as cervical erosion, cervical polyps, can also cause brown discharge 10 days after abortion, should be actively treated symptomatically, such as cervical erosion can be treated with drugs such as Povidon pessary, if necessary, feasible surgical removal treatment. Note: A balanced diet is needed after abortion, avoid stimulating food, pay attention to adequate rest, avoid intercourse and sitz bath for 2 months after surgery, and pay attention to keeping the vulva clean and changing underwear regularly.