A 32-year-old woman, gravida 2 para 1, at 39 weeks gestation had a normal vaginal delivery of a 4000-g boy. The delivery went normal without any serious complications to the baby. After the delivery, that patient was observed to have vaginal bleeding. On examination, a posterior vaginal laceration in the mucosa and submucosa is noted. Which of the following structures is damaged in this patient?

Question

Quizplus · Accepted Answer

Eductional Objective: The obstetric laceration is a common complication of normal vaginal delivery. Posterior laceration could affect the perineal body. The perineal body is an inelastic fibrous tissue that is attached to the external anal sphincter, the superficial transverse perineal muscle, and the bulbospongiosus muscles.

A 32-Year-Old Woman, Gravida 2 Para 1, at 39 Weeks