Medical Definition of Placenta praevia

Reviewed on 6/3/2021

Placenta praevia: A placenta implanted near the outlet of the uterus, so that at the time of delivery the placenta precedes the baby. Placenta praevia can cause painless bleeding in the last third of pregnancy, and may be a reason for a C-section.

Also known as low placenta.


The first sign of pregnancy is most often: See Answer

Health Solutions From Our Sponsors