A 12-year-old male was brought in by his mother for evaluation of diarrhea and crampy abdominal -pain of 2 weeks duration. That morning he had an "accident" in his pants and saw something move. His mother thought it was an earthworm. He had no fever, cough, or hemoptysis. His physical examination was unremarkable. The family had recently moved from Egypt. 

1.What is the differential diagnosis in this case ?   Answer

2. How would you establish the diagnosis?   Answer

3. What is the life cycle of this parasite?   Answer

4. List the medically important nematodes.   Answer

5. How would you treat this patient?   Answer

6.  What parasitic infection is she likely to have?   Answer

7. Describe the pathogenesis of this infection.    Answer

8.What treatment would have been prescribed for her?  Answer