Brown discharge for just one day 3 days after period what does it most likely mean?

Vagina: That you have a normal healthy vagina and uterus.

Part of menstrual pd: Some remanant mestrual products like uterine lining come out little late, not very unusual , to worry . If it is with fever-endometritis to be r/o with fever especially. Bleed lasting more than the usual number of days then we need to be concerned bec. Of the possibility of mentrual irregu. , possible anemia development from prolonged bleeding and in sexually active females need to r/o tubal aborti.