The blood in the urine at the end of the tenth week of pregnancy may be due to miscarriage, hyperemesis gravidarum, urinary system diseases and other reasons. 1. Pre-eclampsia: 10 weeks pregnant with blood in the urine may be pre-eclampsia, due to pre-eclampsia caused by vaginal bleeding symptoms, accompanied by abdominal pain, this situation needs to go to the hospital immediately for fertility preservation treatment. 2.Grape fetus: ten weeks pregnant with blood in the urine may be grapes fetus, grapes fetus will bring the symptoms of irregular vaginal bleeding, can be determined by ultrasound medical treatment. 3. urinary system diseases: ten weeks pregnant with blood in the urine may be kidney urinary system diseases, such as nephritis, acute urinary tract infection, urinary tract stones, etc., these diseases will bring blood in the urine symptoms, you need to check the urine routine and other tests. Ten weeks pregnant with blood in the urine need to pay attention to, it is recommended to go to the regular hospital in a timely manner.