O42.9 is the ICD-10 code for Premature rupture of membranes, unspecified. It is a four-character subcategory of O42 (Premature rupture of membranes), the most specific level in the WHO edition. It belongs to the block O30–O48 (Maternal care related to the fetus and amniotic cavity and possible delivery problems) in Chapter XV, Pregnancy, childbirth and the puerperium.
- Code type
- Subcategory (4 characters)
- Chapter
- XV · O00–O99
- Classification
- WHO ICD-10, 2019 version
O42.9 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
O42.9Uspesifisert for tidlig vannavgang
DO429Vandafgang UNS
O42.9Määrittämätön ennenaikainen sikiökalvojen repeytyminen
O42.9Vorzeitiger Blasensprung, nicht näher bezeichnet
O42.9Rupture prématurée des membranes, sans précision
O42.9voortijdig breken van vliezen, niet-gespecificeerd
Listed through more specific codes:
- O42.90Premature rupture of membranes, unspecified as to length of time between rupture and onset of labor, unspecified weeks of gestation
- O42.92Full-term premature rupture of membranes, unspecified as to length of time between rupture and onset of labor
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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