Normal plasmacytoma is reddish in color, mainly because it contains a lot of plasma, and lasts for about 10 days, after which the plasma gradually decreases and the leukocytes increase to become white. Microscopically, there is more necrotic meconium tissue, exudate from the uterine cavity, a few red blood cells and white blood cells, and there are bacteria and cervical mucus. There are also bloody and white discharge. Bloody discharge is usually at the beginning of postpartum period and lasts for about 3-4 days, which is named because it contains a lot of blood; white discharge is named because it contains a lot of white blood cells, and the white discharge lasts for about 3 weeks to be cleaned up. In normal women, it lasts for 4-6 weeks and has a bloody but odorless taste.