After menstruation, leucorrhea has bloodshot blood. What's going on?

After the end of the period, leucorrhea is bloodshot. First, it should be considered whether it is caused by menstrual blood remaining in the vagina. Secondly, it may also be caused by changes caused by gynecological diseases, such as endometriosis, pelvic inflammatory disease, etc. Suggestion: go to hospital gynecology when necessary, find out the cause, symptomatic treatment.