O35

Maternal care for known or suspected fetal abnormality and damage

Requires 7th character

O35 requires a 7th character to be reported. Choose a complete code below.

Inclusion terms

Includes

  • the listed conditions in the fetus as a reason for hospitalization or other obstetric care to the mother, or for termination of pregnancy
  • Note: CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
  • Note: 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)
  • Note: Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
  • Note: 1st trimester- less than 14 weeks 0 days
  • Note: 2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
  • Note: 3rd trimester- 28 weeks 0 days until delivery

Excludes1

Not coded here — never report together with this code.

  • supervision of normal pregnancy (Z34.-)
  • encounter for suspected maternal and fetal conditions ruled out (Z03.7-)

Excludes2

Not included here — may be reported together when both conditions exist.

  • mental and behavioral disorders associated with the puerperium (F53.-)
  • obstetrical tetanus (A34)
  • postpartum necrosis of pituitary gland (E23.0)
  • puerperal osteomalacia (M83.0)

Use additional code

Add a code to identify the following, if applicable.

  • code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.

Code also

An additional code may be needed.

  • any associated maternal condition

7th character

This code requires a 7th character. Use the placeholder "X" for missing positions.

CharacterMeaning
0not applicable or unspecified
1fetus 1
2fetus 2
3fetus 3
4fetus 4
5fetus 5
9other fetus

More specific codes O35

  • O35.0Maternal care for (suspected) central nervous system malformation in fetusNeeds 7th char
  • O35.1Maternal care for (suspected) chromosomal abnormality in fetusNeeds 7th char
  • O35.AMaternal care for other (suspected) fetal abnormality and damage, fetal facial anomaliesNeeds 7th char
  • O35.BMaternal care for other (suspected) fetal abnormality and damage, fetal cardiac anomaliesNeeds 7th char
  • O35.CMaternal care for other (suspected) fetal abnormality and damage, fetal pulmonary anomaliesNeeds 7th char
  • O35.DMaternal care for other (suspected) fetal abnormality and damage, fetal gastrointestinal anomaliesNeeds 7th char
  • O35.EMaternal care for other (suspected) fetal abnormality and damage, fetal genitourinary anomaliesNeeds 7th char
  • O35.FMaternal care for other (suspected) fetal abnormality and damage, fetal musculoskeletal anomalies of trunkNeeds 7th char
  • O35.GMaternal care for other (suspected) fetal abnormality and damage, fetal upper extremities anomaliesNeeds 7th char
  • O35.HMaternal care for other (suspected) fetal abnormality and damage, fetal lower extremities anomaliesNeeds 7th char
  • O35.2Maternal care for (suspected) hereditary disease in fetusNeeds 7th char
  • O35.3Maternal care for (suspected) damage to fetus from viral disease in motherNeeds 7th char
  • O35.4Maternal care for (suspected) damage to fetus from alcoholNeeds 7th char
  • O35.5Maternal care for (suspected) damage to fetus by drugsNeeds 7th char
  • O35.6Maternal care for (suspected) damage to fetus by radiationNeeds 7th char
  • O35.7Maternal care for (suspected) damage to fetus by other medical proceduresNeeds 7th char
  • O35.8Maternal care for other (suspected) fetal abnormality and damageNeeds 7th char
  • O35.9Maternal care for (suspected) fetal abnormality and damage, unspecifiedNeeds 7th char

Related codes

  • O30Multiple gestationHeader
  • O31Complications specific to multiple gestationNeeds 7th char
  • O32Maternal care for malpresentation of fetusNeeds 7th char
  • O33Maternal care for disproportionHeader
  • O34Maternal care for abnormality of pelvic organsHeader
  • O36Maternal care for other fetal problemsNeeds 7th char
  • O40PolyhydramniosNeeds 7th char
  • O41Other disorders of amniotic fluid and membranesNeeds 7th char
  • O42Premature rupture of membranesHeader
  • O43Placental disordersHeader
  • O44Placenta previaHeader
  • O45Premature separation of placenta [abruptio placentae]Header
  • O46Antepartum hemorrhage, not elsewhere classifiedHeader
  • O47False laborHeader
  • O48Late pregnancyHeader

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