Code
Hierarchy
Notes
-
CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
-
Codes from this chapter are for use for conditions related to or aggravated by the pregnancy, childbirth, or by the puerperium (maternal causes or obstetric causes)
-
Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
-
1st trimester- less than 14 weeks 0 days
-
2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
-
3rd trimester- 28 weeks 0 days until delivery
Inclusion Terms
O70.21
-
Third degree perineal laceration during delivery with less than 50% of external anal sphincter (EAS) thickness torn
-
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
Use Additional
-
code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
Includes
-
episiotomy extended by laceration
Excludes 1
-
anal sphincter tear during delivery without third degree perineal laceration (O70.4)
- O70.4 Anal sphincter tear complicating delivery, not associated with third degree laceration
-
perineal laceration involving anal or rectal mucosa (O70.3)
- O70.3 Fourth degree perineal laceration during delivery
- O71.4 Obstetric high vaginal laceration alone
-
supervision of normal pregnancy (Z34.-)
- Z34 Encounter for supervision of normal pregnancy