An Egg of the Organism of S

question 1

Multiple Choice

An egg of the organism of S.mansoni is isolated from the feces of an adult man who has been traveling in Africa.An unoperculated egg with a large lateral spine is recovered.The patient is administered the standard dose of praziquantel;however,his infection does not improve.Which one of the following statements explains this discrepancy?

• A)Metrifonate should have been administered.
• B)Bilarcil is the drug of choice for this type of infection.
• C)Steroids should have been initially administered.
• D)A larger dose may be required to be effective against this organism.

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