The nurse is
assisting a primigravid on calculating the due date of her baby using Naegele’s
rule. The most important information provided by the mother is Expected Date of
Birth. Naegele’s rule is used in Calculating
Estimated/Expected delivery date (EDD). The equation is Last Mentrual
Period minus 3 months plus 7 days plus 1 year.
(Should be approx. 280 days from LMP)