A 25-year-old client believes she may be pregnant with her first child. She schedules an obstetric examination with the nurse practitioner to determine the status of her possible pregnancy.

A 25-year-old client believes she may be pregnant with her first child. She schedules an obstetric examination with the nurse practitioner to determine the status of her possible pregnancy.

Her last menstrual period began May 20, and her estimated date of confinement using N.gele’s rule is:
A . March 27
B . February 1
C . February 27
D . January 3

View Answer

Answer: C

Explanation:

(A)March 27 is a miscalculation.

(B) February 1 is a miscalculation.

(C) February 27 is the correct answer. To calculate the estimated date of confinement using Nagele’s rule, subtract 3 months from the date that the last menstrual cycle began and then add 7 days to the result.

(D) January 3 is a miscalculation.