Labor Stage, First

Period from the onset of true OBSTETRIC LABOR to the complete dilatation of the CERVIX UTERI.

Year introduced: 1991(1977)

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Tree Number(s): G08.686.784.769.326.500.080

MeSH Unique ID: D007747

Entry Terms:

• First Labor Stage
• Labor, First Stage
• First Stage Labor
• Cervical Dilatation
• Cervical Dilatations
• Dilatation, Cervical
• Dilatations, Cervical

All MeSH Categories
Phenomena and Processes Category
Reproductive and Urinary Physiological Phenomena
Reproductive Physiological Phenomena
Reproduction
Pregnancy
Labor, Obstetric
Labor Onset
Labor Stage, First