Drawing of an inverted uterus<unk>  is often associated with significant postpartum bleeding. Traditionally it was thought that it presented with haemodynamic shock "out of proportion" with blood loss, however blood loss has often been underestimated. The parasympathetic effect of traction on the uterine ligaments may cause bradycardia.
Uterine inversion
Placental expulsion
Uterine perforation
Uterine incarceration
Uterine rupture
Uterine atony
Uterine hyperstimulation
Uterine septum