Bloody show is blood-tinged mucus that may come from the vagina as labor begins. When the cervix thins (effaces) and opens (dilates) during early labor, the mucus plug that has been in the cervix will loosen and pass out of the vagina, along with a small amount of blood.
Primary Medical ReviewerKathleen Romito, MD - Family Medicine
Specialist Medical ReviewerKirtly Jones, MD - Obstetrics and Gynecology
Current as ofJune 4, 2014
WebMD Medical Reference from Healthwise