Upgrade to remove ads
Only $35.99/year

Chapter 50 OB

Terms in this set (24)

Transvaginally, am embryo with cardiac activity should be identified when the gestational sac measures ___ mm
16-20
Which one of the following is the most frequent sonographic finding in an ectopic pregnancy
Adnexal mass
Which one of the following is the most common pelvic mass seen in a first trimester pregnancy
Corpus luteum cyst
AN ovum without an embryo is known as which of the following?
Anembryonic
A congenital fissure that remains open past 12 weeks in the wall of the abdomen just to the right of the umbilical cord is called
Gastroschisis
Cranial anatomy is routinely visualized after how many gestational weeks?
12-14
Which of the following abnormalities is most commonly associated with cystic hygroma?
Turner syndrome
A partial absence of the cranium is called which of the following?
Acrania
Multiple tiny clusters of grapelike echoes within the uterine cavity best describes which of the following?
Gestational trohoblastic disease
A hemorrhage located between the gestational sac and the myometrium represents which of the following conditions?
Subchorionic hemorrhage
Corpus luteum cysts regress and are typically not seen beyond ___ weeks
16-18
An ectopic pregnancy most commonly occurs in which of the following structures
Fallopian tube
The increased risk of massive hemorrhage in an ectopic pregnancy is located
Near the uterine cornua
Findings in an ectopic pregnancy include all of the following except?
Normal increases in serum beta hCG levels
Which of the following statements about a pseudogestational sac is false
It is eccentrically located within the endometrium
The best sonographic correlation in the diagnosis of an ectopic pregnancy is the combination of no intrauterine pregnancy and which one of the following?
Adnexal mass
An increased risk of a complete hysterectomy is present when an ectopic pregnancy is located in which of the following structures?
Cervix
The most common cause of vaginal bleeding in the first trimester is which of the following
Subchorionic hemorrhage
Embryos with heart rates below ___ beats per minute generally have a poor prognosis
90
The most potentially the most life threatening ectopic gestation is which of the following?
Interstitial
Nuchal translucency must be measured between ___ weeks and ___ weeks, ___ days
11; 13; 6
A gestational sac in which the embryo fails to develop is described as which one of the following
Brighted ovum or anembryonic pregnancy
The serum level of beta hCG is ___ with gestational trophoblastic disease
Dramatically elevated
A hetertopic pregnancy is which of the following
Simultaneous intrauterine and extra-uterine pregnancies
Sets found in the same folder