CASE 33
History: A patient presents with a question of a cardiac finding on a prior ultrasound scan.
1. What should be included in the differential diagnosis? (Choose all that apply.)
A. Physiologic
B. Structural cardiac abnormality
D. Hydrops
2. Which of the following is a technical factor that causes difficulty in diagnosing pericardial fluid?
A. When the axis of the interventricular septum is perpendicular to the ultrasound beam
B. Echoic dropout of the ventricular myocardium
3. When a pericardial effusion is present, which of the following actions is not recommended?
A. Do nothing.
B. Follow up.
D. Perform fetal echocardiography.
4. Which of the following statements regarding the prognosis of a fetus with pericardial effusion is true?
A. Larger pericardial effusions have a worse prognosis than smaller ones.
B. The presence of hydrops or extracardiac malformations is associated with low mortality.