It is causing a complication because as we know the lower parts of placenta has no good blood circulation. This site complies with the HONcode standard for trustworthy health information. Your midwife will check for lying delivery vaginal low placenta during an extra scan at 32 weeks RCOG, a. I have since found very similar cases online [where women] did manage to have vaginal births without undue complications some extra blood loss seemed to be the extent.