Percentage of scar dehiscence in lower uterine segment caesarean section is: September 2009: (A) 0.1-2%, (B) 2-5 %, (C) 5-9%, (D) More than 10%
Answer is A. Ans. A: 0.1-2% For women who had a prior cesarean bih the rupture can occur at the site of the previous uterine scar. The risk of uterine rupture is about 1.5% or less with the lower segment scar. It is estimated that between 4 and 9% of classical/ hysterotomy uterine scars are at risk for rupture.