A newly pregnant patient tells the nurse that she has irregular periods and is unsure of when she got pregnant. Scheduling an ultrasound is a standing prescription for the patient's health care provider. When is the best time for the nurse to schedule the patient's ultrasound?

Question

Quizplus · Accepted Answer

An embryo can be seen about 5 to 6 weeks after the last menstrual period. At this time the crown-rump length (CRL) of the embryo is the most reliable measure of gestational age. Fetal viability is confirmed by observation of fetal heartbeat, which is visible when the CRL of the embryo is 5 mm.

A Newly Pregnant Patient Tells the Nurse That She Has