Transvaginal Ultrasonography Is Often Performed During the First Trimester

Transvaginal ultrasonography is often performed during the first trimester.While preparing your 6-week-gestation patient for this procedure,she expresses concerns over the necessity for this test.The nurse should explain that this diagnostic test may be necessary to determine which of the following? Select all that apply.

A) Multifetal gestation
B) Bicornate uterus
C) Presence and location of pregnancy (intrauterine or elsewhere)
D) Amniotic fluid volume
E) Presence of ovarian cysts