Uterine wall thickness after the clearance of the uterus will bleed, but the bleeding will be clean in 2-3 days, and the amount is very small. This is because the uterine wall is thick after the purging surgery, that is, the uterus inside the lining of all scraped clean, you can achieve the role of bleeding, but also will be such a tissue to the pathology test, you can know what causes the uterine wall thickness. After the removal of the uterus cavity inside the uterine lining has been very thin, so this time the bleeding is very small, and 2-3 days will be clean. After the operation, women must pay attention to the hygiene of the vulva to prevent infection, and it is best to take antibiotics under the guidance of the doctor.