preferred_name: Fourth-degree perineal laceration, rupture, or tear also involving the rectal mucosa
preferred_name_lc: fourth-degree perineal laceration, rupture, or tear also involving the rectal mucosa
label: Fourth-degree perineal laceration, rupture, or tear during delivery also involving the anal mucosa
label_lc: fourth-degree perineal laceration, rupture, or tear during delivery also involving the anal mucosa