Assertion: cord's vessel | /r/HasProperty | torn
Facets:
Source sentences:
text: Velamentous insertion can cause hemorrhage if the vessels are torn when the membranes are ruptured, most often with a vasa previa (see below).
text: The risk of fetal exsanguination is significant if the vessels are torn when the membranes rupture, with an associated 50-75% fetal mortality rate.