تقدير موعد الولادة.

LMP estimate only. Ultrasound or IVF dating may supersede it; actual delivery date can differ.

Estimate an LMP-based due date with an explicit cycle-length adjustment. LMP estimate only. Ultrasound or IVF dating may supersede it; actual delivery date can differ. This calculator provides arithmetic or an educational estimate; it does not replace professional assessment.

Generate the supplied illustrative inputs and review the assumptions.