Obstetrics

Gestational Weight Gain Calculator (IOM / ACOG Guidelines)

Calculates recommended pregnancy weight gain trajectory based on pre-pregnancy BMI and gestational age.

Parameters

Gestational Weight Gain Calculator (IOM / ACOG Guidelines) Result

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FormulaIOM 2009 / ACOG Gestational Weight Gain Nomograms based on pre-pregnancy BMI category and trimester-specific velocity curves.

Clinical Pearls

Minimizes risk of macrosomia, cesarean delivery, gestational hypertension, GDM, and childhood obesity from maternal metabolic programming.

Limitations

Guidelines do not apply to triplet or higher-order multiple pregnancies.