Giardiasis (Giardia)

Giardiasis is a diarrheal illness caused by Giardia intestinalis (also known as Giardia lamblia  or Giardia duodenalis), a one-celled, microscopic protozoan parasite that lives in the intestine of people and animals.

During the past 2 decades, Giardia has become recognized as one of the most common causes of waterborne illness (drinking and recreational) in humans in the United States.

• About Giardiasis
  Giardia facts, including common symptoms and how the disease is spread.
  
  
• Giardiasis Statistics
  Statistics for giardiasis in Minnesota.
  
  
• Health Care Provider Information on Giardiasis
  Required reporting information, clinical features, laboratory diagnosis, treatment, and other clinical information.