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2007 ICD-9-CM Volume 1 Diagnosis Codes Home > Complications Of Pregnancy, Childbirth, And The Puerperium 630-677 > Complications Mainly Related To Pregnancy 640-649 > Early Or Threatened Labor 644.* >

2007 ICD-9-CM Diagnosis 644.2

Early onset of delivery

This code may be outdated. View the most recent version of ICD-9-CM 644.2

  • CHILDBIRTH before 37 weeks of PREGNANCY (259 days from the first day of the mother's last menstrual period, or 245 days after FERTILIZATION).
  • 644.2 is a non-specific code that cannot be used to specify a diagnosis
  • 644.2 contains 11 index entries
  • View the ICD-9-CM Volume 1 644.* hierarchy

Index entries containing 644.2:

Delivery
  • complicated (by) NEC 669.9
    • labor, premature (before 37 completed weeks gestation) 644.2
    • premature
      • labor (before 37 completed weeks gestation) 644.2
  • early onset (spontaneous) 644.2
  • premature NEC (before 37 completed weeks gestation) 644.2
    • previous, affecting management of pregnancy V23.41
  • threatened premature 644.2
Labor (see also Delivery)
  • early onset (22-36 weeks gestation) 644.2
  • premature 644.2
Pregnancy (single) (uterine) (without sickness) V22.2
  • complicated (by) 646.9
    • early onset of delivery (spontaneous) 644.2
    • threatened
      • premature delivery 644.2
Premature - see also condition
  • labor 644.2
Threatened
  • premature
    • delivery 644.2
      • affecting fetus or newborn 761.8