Third degree perineal laceration during delivery

**Inclusion terms:** - Perineal laceration, rupture or tear during delivery as in O70.1, also involving anal sphincter - Perineal laceration, rupture or tear during delivery as in O70.1, also involving rectovaginal septum - Perineal laceration, rupture or tear during delivery as in O70.1, also involving sphincter NOS

**Excludes1:** - anal sphincter tear during delivery without third degree perineal laceration (O70.4) - perineal laceration involving anal or rectal mucosa (O70.3)