Perineal lacerations caused by normal delivery are categorized into 4 degrees, and a tear to the anal opening is usually a degree III laceration.
First-degree laceration refers to the tearing of the perineal skin and the mucous membrane of the vaginal entrance, with little bleeding.
Second-degree laceration means that the laceration has reached the perineal body fascia and muscle layer, involved the mucosa of the posterior vaginal wall, extended to the two side grooves of the posterior vaginal wall and tore upward, the anatomical structure is not easy to recognize, and bleeding is more.
Third-degree laceration refers to the extension of the laceration to the deeper part of the perineum, the external anal sphincter has been broken, and the rectal mucosa is still intact.
The â…£degree laceration refers to the complete penetration of the anus, rectum and vagina, with the rectal intestinal cavity exposed, and the tissue damage is severe, and the bleeding may not be much.
Thus, a parity tear to the anal opening is usually a third-degree laceration. In this case, it needs to be repaired as soon as possible and sutured by an experienced physician. The wound should also be reviewed after suturing to see how well it has held up. During the puerperium, care should be taken to keep the wound clean and dry to avoid infection.