A 34-Year-Old Man Comes to the Emergency Department Due to Recurrent

question 363

Multiple Choice

A 34-year-old man comes to the emergency department due to recurrent fevers, chills, and excessive sweating.  The symptoms began a few days ago and seem to occur every 48 hours.  The patient recently returned from a trip to India.  Temperature is 38.6 C (101.5 F) .  Physical examination is otherwise unrevealing.  Laboratory studies are notable for anemia and thrombocytopenia.  A blood smear with Giemsa staining demonstrates red blood cell inclusions.  The patient is prescribed chloroquine and primaquine.  The addition of primaquine to the treatment regimen is most likely to have which of the following effects?

• A)Decrease the side effects of chloroquine therapy
• B)Kill blood trophozoites
• C)Prevent disease relapse
• D)Prevent hemolysis
• E)Treat chloroquine-resistant strains

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Definitions:

Participant Selection

The process of choosing individuals to take part in a research study based on criteria relevant to the study's objectives.

Volunteer Recruitment

The process of attracting and enlisting individuals to voluntarily participate in a research study or project.

Anxiety Levels

Refers to the degree or intensity of feeling anxious or stressed, which can vary among individuals and situations.

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Pertaining to or involving two or more nations, often used in research to describe studies that compare phenomena across different countries.