Gestational Age by LMP

Current gestational age in weeks and days, from the last menstrual period, as of today.

For healthcare professionals.These calculate a score or a measurement from values you enter. They do not diagnose, and they are no substitute for clinical judgement. If you are a patient, discuss any result with your own doctor rather than acting on it.

First Day of Last Menstrual Period

Enter the values above to see the result.

Source

ACOG Committee Opinion No. 700: Methods for Estimating the Due Date. 2017.

Shown for reference and checked against the source above. Confirm against current guidance before acting on it, and use your own clinical judgement.

These live inside Kyorit MD too

Specialists get the full set, including dosing and infusion calculators, alongside virtual chambers and board consultations.

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