Pop Quiz #6 Flashcards
Which of the following isn’t true of dizygotic twins?
- There are always 2 amnions
- There can only be one chorion
- There may or may not be the same gender
- There result from the fertilization of two ova
There can only be one chorion
A complex-appearing mass is seen occupying the endo cavity. The pt has a hx of an initial positive pregnancy test 4 wks age, and a brownish vaginal discharge for one week. Which of the following is not a sonographic consideration?
- Missed abortion
- Degenerating submucosal myoma
- Hydatidiform mole
- None of the above
None of the above
An omphalocele defect, in addition to ectopic cordis, is associated w/: Meckel-Gruber syndrome Pentalogy of Cantrell Fetal alcohol syndrome Edward's syndrome
Pentalogy of Cantrell
Which of the following isn't a typical sonographic finding in cases of gestational diabetes? Thickened placenta Polyhydramnios IUGR Macrosomia
IUGR
In the presence of oligo, the fetus is at risk for which of the following?
- Cord compression
- Pulmonary hypoplasia
- Postural deformities due to uterine constraint
- More than one of the above
More than one of the above
Polyhydramnios, fetal ascites and brightly echogenic foci throughout the fetal abdominal cavity are indicative of what abnormality? Presacral teratoma Esophageal atresia Meconium peritonitis Trisomy 21
Meconium peritonitis
Sonographic features of hydrops fetalis include all of the following except: Pleural effusion Cystic hygroma Thickened placenta Skin edema Ascites
Cystic hygroma
The most common sonographic finding associated w/ Patau’s syndrome is:
- Holoprosencephaly
- A clenched had w/ overlapping digits
- Cleft lip
- Diffuse lymphangiectasia
Holoprosencephaly
Absence of diastolic flow in a Doppler waveform of the umbilical artery in a 34 wk gest is indicative of: Placental insufficiency Arterial thrombosis Placenta previa Macrosomia
Placental insufficiency
Pts w/ diabetes mellitus that predates the pregnancy are at risk for fetuses w/ which of the following complications? Nueral tube defects Renal anomalies Skeletal defects IUGR All of the above
All of the above
The fetal position which has a higher incidenc of cord prolapse is: Complete breech Transverse lie Frank breech Footling breech
Footling breech
Cesarean sections are performed for many reasons. Which of the following isn't an indication for C-section? Herpes infection Malpresentation Fetal distress during labor Post dates None of the above
Post dates
A normal yolk sac is 1st seen w/ endo sonography at approx what gest age? 5 wks LMP 6 wks LMP 5 wks after conception 6 wks after conception
5 wks LMP
An elevated white cell count in the postpartum pt may indicate all of the following except: Decreased hematocrit Metritis Abscess due to C-section incision PID
Decreased hematocrit
No identification of an embryonic pole by what criteria of sac size is considered abnormal?
- when the MSD is at least 10mm
- when the MSD is at least 15 mm
- when the MSD is greater than 25 mm
- when teh MSD is at least 30mm
when the MSD is greater than 25 mm
