CASE 109
History: A 43-year-old woman presents with dyspepsia.
1. Which of the following should be included in the differential diagnosis of the imaging finding shown in Figure A? (Choose all that apply.)
2. The hydatid cyst can rupture spontaneously. Which is the most common direction?
3. The liver is the most common site of hydatid disease involvement. What is the next most common site?
4. Which of the following statements regarding infection with Echinococcus multilocularis is true?