Galen eCalcs - Calculator: Pregnancy Due Dates

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Revision as of 01:36, 10 April 2013 by Steve.Cotton (talk | contribs)
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Pregnancy Due Dates.JPG


Calculates pregnancy dates, forward from last period or backward from due date. This tool calculates three values based on a known date of either last menstrual period, date of conception, current gestational age, or due date.

Calculator Inputs

Input Mapping Type Description
Last Menstrual Period Vitals / No Default Mappings Date of patient’s last menstrual period
Date of Conception Manual Input Date of Conception
Current Gestational Age Manual Input Current Gestational Age
Due Date Manual Input Due Date

Calculator Outputs

Output Mapping Type Description
Estimated gestational age Result Estimated gestational age of the embryo or fetus
Estimated last menstrual period Result Backwards estimation of the last menstrual period
Estimated due Date Result Estimated due date of birth
Estimated date of conception Result Backwards estimation of the date of conception