O35.03

Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts

Requires 7th character

O35.03 requires a 7th character to be reported. Choose a complete code below.

Inclusion terms

Includes (from O35)

  • 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.-) (from O35)
  • encounter for suspected maternal and fetal conditions ruled out (Z03.7-) (from O35)

Excludes2

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

  • chromosomal abnormality in fetus (O35.1-) (from O35.0)
  • mental and behavioral disorders associated with the puerperium (F53.-) (from O35)
  • obstetrical tetanus (A34) (from O35)
  • postpartum necrosis of pituitary gland (E23.0) (from O35)
  • puerperal osteomalacia (M83.0) (from O35)

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. (from O35)

Code also

An additional code may be needed.

  • any associated maternal condition (from O35)

7th character

This code requires a 7th character (defined at O35). Use the placeholder "X" for missing positions.

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

Also known as

  • Pregnancy, complicated by, fetal, choroid plexus cysts

Parent code

  • O35.0Maternal care for (suspected) central nervous system malformation in fetusNeeds 7th char

More specific codes O35.03

  • O35.03X0Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, not applicable or unspecifiedBillable
  • O35.03X1Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 1Billable
  • O35.03X2Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 2Billable
  • O35.03X3Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 3Billable
  • O35.03X4Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 4Billable
  • O35.03X5Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, fetus 5Billable
  • O35.03X9Maternal care for (suspected) central nervous system malformation or damage in fetus, choroid plexus cysts, other fetusBillable

Related codes

  • O35.00Maternal care for (suspected) central nervous system malformation or damage in fetus, unspecifiedNeeds 7th char
  • O35.01Maternal care for (suspected) central nervous system malformation or damage in fetus, agenesis of the corpus callosumNeeds 7th char
  • O35.02Maternal care for (suspected) central nervous system malformation or damage in fetus, anencephalyNeeds 7th char
  • O35.04Maternal care for (suspected) central nervous system malformation or damage in fetus, encephaloceleNeeds 7th char
  • O35.05Maternal care for (suspected) central nervous system malformation or damage in fetus, holoprosencephalyNeeds 7th char
  • O35.06Maternal care for (suspected) central nervous system malformation or damage in fetus, hydrocephalyNeeds 7th char
  • O35.07Maternal care for (suspected) central nervous system malformation or damage in fetus, microcephalyNeeds 7th char
  • O35.08Maternal care for (suspected) central nervous system malformation or damage in fetus, spina bifidaNeeds 7th char
  • O35.09Maternal care for (suspected) other central nervous system malformation or damage in fetusNeeds 7th char

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