NCLEX Question for Prenatal Visit Expected Date of Brth (EDB) Calculation

NCLEX Question for Prenatal Visit 

During an initial prenatal visit, a woman states that her last menstrual period began on November 21; she also reports some vaginal bleeding about December 19. The nurse would calculate that this client expected date of birth (EDB) would be:

a.July 21

b. August 28

c. September 26

d. October 1

Correct Answer: b. If a woman has a menstrual period every 28 days and was not taking oral contraceptives, Nagele’s rule may be a fairly accurate determiner of her predicted birth date.  To use this method, begin with the first day of the last menstrual period, subtract three months, and add seven days.

To use Nagele’s rule, begin with the first day of the last menstrual period, subtract three months and add seven days.

To use Nagele’s rule, begin with the first day of the last regular menstrual period, subtract  three months and add seven days; some women do experience some vaginal bleeding around the time of what would have been their next period even though they are pregnant.

Posted in: MCN NCLEX