Calculate expected fundal height measurements for your gestational age. Track uterine growth throughout pregnancy using McDonald's rule.
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How this calculator works
McDonald's rule states fundal height in centimeters approximately equals gestational age in weeks from 20-36 weeks.
Common questions about this calculator
Pregnancy calculators provide estimates based on standard formulas. Every pregnancy is unique. Always consult your OB-GYN or midwife for personalized care.
