The presence of a red, thick discharge in late pregnancy may indicate preterm labor, premature rupture of membranes, or placental abruption, the former of which can be safely left in labor, while the latter two require termination of the pregnancy at the appropriate time. In addition, it is also necessary to pay attention to cervical lesions. 1. Pre-eclampsia: In late pregnancy, the appearance of red discharge, also known as redness, is a sign of pre-eclampsia. This is a sign of preterm labor. At this time, the pregnant woman may also experience a sense of fetal descent, which is a sign that she needs to prepare for the birth and wait for the delivery. 2. Premature rupture of membranes: The appearance of red thick secretions in late pregnancy may also be a sign of premature rupture of membranes. At this time, pregnant women need to choose vaginal delivery or cesarean section to terminate the pregnancy in time. 3. Placental abruption: If a pregnant woman in late pregnancy develops a red viscous discharge and persistent abdominal or lumbar pain, it is possible that the placenta has been prematurely detached. If the fetus is not full term and the mother is in good condition, glucocorticoids can be used to promote fetal maturation. If the fetus has reached full term or the condition of the pregnant woman is not good, the pregnancy can be promptly terminated. 4. Cervical lesions: red viscous vaginal discharge in late pregnancy, you also need to check the cervix, cervical polyps, cervical erosion or cervical lesions can also lead to. When a pregnant woman in late pregnancy has a red sticky discharge, it is recommended to seek medical attention.