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Obstetric and Gynecologic - Estimated Date of Delivery (EDD) Pregnancy Calculator

Estimated Date of Delivery (EDD) Pregnancy Calculator

Input:
Current Date   
Last Menstrual Period   
Ultrasound Date   
Gestational Age by US
Results:
Current Gestational Age by LMP
EDD by LMP
Current Gestational Age by US
EDD by US
 
  • This calculator gives you two options for estimating EDD (estimated date of delivery.)
  • Input any parameters to compare the two date calculations. The Current Date is set to your local workstation date.
  • Gestational Age by LMP is calculated from the first day of the last menstrual period.
  • EDD by LMP is calculated by adding 280 days (40 weeks) to the first day of the last menstrual period.
  • Gestational Age by US is measured by ultrasound (US) on the Ultrasound Date.
  • EDD by US is the estimated date of delivery based on the Gestational Age by US and the Ultrasound Date.
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All information contained in and produced by JoDrugs is provided for educational purposes only. This information should not be used for the diagnosis or treatment of any health problem or disease. THIS INFORMATION IS NOT INTENDED TO REPLACE CLINICAL JUDGMENT OR GUIDE INDIVIDUAL PATIENT CARE IN ANY MANNER. Click here for full notice and disclaimer.