Microbiology Quiz #38, Cestodes 

1. A 25-year-old male presents with seizures and a headache. MRI of the brain is show below. The patient mentions that he enjoys hiking and frequently drinks stream water. Which of the following is the most likely causative organism? 

Question 1 of 5

2. A patient presents with vitamin B12 deficiency and megaloblastic anemia. The patient reports consuming raw or undercooked freshwater fish. Which of the following organisms is most likely responsible for the patient's condition? 

Question 2 of 5

3. A 30-year-old female presents with abdominal discomfort and the passage of proglottids in her stool. She recalls eating undercooked beef several weeks ago. Which of the following treatments is most appropriate for this infection? 

Question 3 of 5

4. A patient presents with right upper quadrant abdominal pain and a positive hydatid cyst in the liver on ultrasound. The patient has a history of herding sheep. Which of the following organisms is most likely responsible? 

Question 4 of 5

5. A 6-year-old child presents with abdominal pain, diarrhea, and a decrease in appetite. The mother reports finding "rice-like segments" in the child's feces. The child has no history of travel outside the United States. Which of the following is the most likely diagnosis? 

Question 5 of 5


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