Prematurity

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Medical Definition of Prematurity

Prematurity: Historically, the definition of prematurity was 2500 grams (about 5 1/2 pounds) or less at birth. The current World Health Organization definition of prematurity is a baby born before 37 completed weeks of gestation, counting from the first day of the last menstrual period (LMP).


Quick GuideStages of Pregnancy: 1st, 2nd, 3rd Trimester Images

Stages of Pregnancy: 1st, 2nd, 3rd Trimester Images

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Reviewed on 6/9/2016

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