What are the characteristics of lochia after caesarean section? After a caesarean section, because the cervix is not stimulated by natural delivery and the doctor cleans the uterine cavity during the operation, the bleeding is relatively small, but the lochia will last for a longer time. Lochia refers to the process in which a mixture of endometrial residues, detached placenta and its residues, unnecessary blood cells, and birth canal mucus are excreted from the body after childbirth. It is a physiological phenomenon that restores physiological bleeding. Generally, lochia is dark brown, dark red or brown in color, and has a strong odor. This process occurs after a caesarean section, as the caesarean section