vaginal bleeding that ranges from slight to heavy. The
blood is often bright red. Bleeding can occur as early as the 20th week of
pregnancy but is most common during the third
Symptoms of preterm labor, such as regular, menstrual-like cramps, or a feeling of pressure in your lower abdomen. The bleeding from placenta previa can cause the uterus to contract.
placenta previa may taper off and even stop for a while. But it nearly always
starts again days or weeks later.
Some women with placenta previa
do not have any symptoms. In this case, placenta previa may only be diagnosed
ultrasound done for other reasons.