The brown discharge of ten weeks of test tube, if the first sign of miscarriage caused by the need for medication to preserve the fetus treatment, cervical polyps caused by the need for temporary observation, if necessary, the removal of surgery. 1. a priori miscarriage: test tube refers to in vitro fertilization – embryo transfer technology, to be operated by a professional physician. When the ultrasound examination at 10 weeks of IVF suggests normal development of the fetus, preeclampsia will cause a small amount of brown vaginal discharge, accompanied by pain in the lower abdomen, combined with the symptoms can assist in the diagnosis. It is necessary to follow the doctor’s instructions to rest properly, and give progesterone and other drugs to protect the fetus treatment, and review on time. 2. Cervical polyp: It can cause a small amount of brown vaginal discharge, not accompanied by abdominal pain, combined with clinical manifestations and gynecological examination can assist in the diagnosis. When repeated cause vaginal bleeding, need to follow the doctor’s advice to give cervical polyp removal surgery, and will remove the tissue sent to pathological examination. When there is brown discharge at ten weeks of IVF, you need to go to the hospital to find out the cause and deal with it in time.