From Parasites to ALS

QUESTION 1:

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A 40-year-old Russian immigrant was found to have opisthorchiasis.

QUESTION 2:

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QUESTION 3:

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A squamous cell carcinoma developed on the arm of this 58-year-old renal transplant recipient. The lesion was subject to a wide local excision, and the defect closed with a split-thickness skin graft. Fourteen months later, the patient now presents with a hard nodule immediately adjacent to the prior surgical site.

QUESTION 4:

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QUESTION 5:

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Research suggests that in amyotrophic lateral sclerosis, a variety of factors may underlie the disease process.

ANSWER KEY:

Question 1. Answer: g

Question 2. Answer: a

Question 3. Answer: c

Question 4. Answer: a

Question 5. Answer: e