GIARDIASIS Flashcards

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1
Q

What protozoa causes Giardiasis

A

Giardia lamblia

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2
Q

Signs and symptoms

A

diarrhea, abdominal cramps, bloating, weight

loss, or malabsorption. Infected persons may be asymptomatic.

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3
Q

Laboratory Criteria for Diagnosis

A

Any of the following:
• G. lamblia cysts in stool;
• G. lamblia DNA in stool;
• G. lamblia trophozoites in stool, duodenal fluid, or small-bowel biopsy; or
• G. lamblia antigen in stool by a specific immunodiagnostic test (e.g., ELISA).

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