O42.91

Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor

Non-billable header

O42.91 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Applicable to

  • Premature rupture of membranes before 37 completed weeks of gestation

Includes (from O42)

  • 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 O42)

Excludes2

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

  • mental and behavioral disorders associated with the puerperium (F53.-) (from O42)
  • obstetrical tetanus (A34) (from O42)
  • postpartum necrosis of pituitary gland (E23.0) (from O42)
  • puerperal osteomalacia (M83.0) (from O42)

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 O42)

Also known as

  • Premature rupture of membranes before 37 completed weeks of gestation
  • Pregnancy, complicated by, premature rupture of membranes, pre-term

Parent code

  • O42.9Premature rupture of membranes, unspecified as to length of time between rupture and onset of laborHeader

More specific codes O42.91

  • O42.911Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, first trimesterBillable
  • O42.912Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, second trimesterBillable
  • O42.913Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, third trimesterBillable
  • O42.919Preterm premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, unspecified trimesterBillable

Related codes

  • O42.90Premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, unspecified weeks of gestationBillable
  • O42.92Full-term premature rupture of membranes, unspecified as to length of time between rupture and onset of laborBillable

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