CASE 78
History: An asymptomatic patient with a mid–second-trimester pregnancy undergoes imaging.
1. What should be included in the differential diagnosis of the fluid-filled structure in Figure A? (Choose all that apply.)
C. Intraabdominal portion of the umbilical vein
2. What is the usual outcome when the fetal gallbladder is not seen by 35 weeks’ gestation?
A. Normal
B. Increased incidence of biliary tract anomalies
C. Increased incidence of cystic fibrosis
3. What is the usual outcome of fetal gallstones?
4. When are fetal gallstones seen?
A. Fetal gallstones are usually seen by 20 weeks’ gestation.